PC LOAD LETTER
16th May 2012, 06:50
http://stackoverflow.com/questions/194812/list-of-freely-available-programming-books
Meta-Lists
25 Free Computer Science Ebooks (http://www.coderholic.com/25-free-computer-science-books/)
Book Training - On Video (http://www.booktraining.net/)
Cheat Sheets (Free) (http://refcardz.dzone.com/)
CodePlex List of Free E-Books (http://blogs.msdn.com/wriju/archive/2009/01/07/free-ebooks-at-codeplex.aspx)
Free Tech Books (http://www.freetechbooks.com/)
Galileo Computing (http://www.galileocomputing.de/katalog/openbook) (German)
How to Design Programs: An Introduction to Computing and Programming (http://www.htdp.org/2003-09-26/Book/)
Microsoft Press: Free E-Books (http://blogs.msdn.com/b/microsoft_press/archive/2011/03/03/ebooks-list-of-our-free-books.aspx)
MindView Inc (http://www.mindviewinc.com/Books/)
O'Reilly's Open Books Project (http://oreilly.com/openbook/)
Sofware Program Managers Network (http://www.spmn.com/products_guidebooks.html)
TechBooksForFree.com (http://www.techbooksforfree.com/)
Theassayer.org (http://theassayer.org/)
Wikibooks: Programming (http://en.wikibooks.org/wiki/Category%3aComputer_programming)
Graphics Programming
DirectX manual (http://www.xmission.com/%7Elegalize/book/download/index.html) (draft)
Learning Modern 3D Graphics Programming (http://www.arcsynthesis.org/gltut/) (draft)
GPU Gems (http://http.developer.nvidia.com/GPUGems/gpugems_part01.html)
GPU Gems 2 (http://http.developer.nvidia.com/GPUGems2/gpugems2_part01.html) - ch 8,14,18,29,30 as pdf (ftp://download.nvidia.com/developer/GPU_Gems_2/)
GPU Gems 3 (http://http.developer.nvidia.com/GPUGems3/gpugems3_part01.html)
Graphics Programming Black Book (http://www.gamedev.net/reference/articles/article1698.asp)
ShaderX series (http://tog.acm.org/resources/shaderx/)
Language Agnostic
97 Things Every Programmer Should Know (http://programmer.97things.oreilly.com/)
Algorithms and Data-Structures (http://www.ethoberon.ethz.ch/WirthPubl/AD.pdf) (PDF)
Algorithms (http://www.cs.berkeley.edu/%7Evazirani/algorithms.html) (draft)
The Architecture of Open Source Applications (http://www.aosabook.org/en/index.html)
The Art of Unix Programming (http://catb.org/esr/writings/taoup/html/)
Best Kept Secrets of Peer Code Review (http://smartbear.com/codecollab-code-review-book.php)
Binary Trees (http://cslibrary.stanford.edu/110/BinaryTrees.pdf)
The Cathedral and the Bazaar (http://www.catb.org/esr/writings/cathedral-bazaar/)
Clever Algorithms (http://www.cleveralgorithms.com/nature-inspired/index.html)
Communicating Sequential Processes (PDF) (http://www.usingcsp.com/cspbook.pdf) - Tony Hoare
Compiler Construction (http://www-old.oberon.ethz.ch/WirthPubl/CBEAll.pdf) (PDF)
Computer Musings (http://scpd.stanford.edu/knuth/index.jsp) (lectures by Donald Knuth)
Data Structures and Algorithms: Annotated Reference with Examples (http://dotnetslackers.com/projects/Data-Structures-And-Algorithms/)
Database Fundamentals (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Database_fundamentals.pdf) (PDF)
Data-Intensive Text Processing with MapReduce (http://www.umiacs.umd.edu/%7Ejimmylin/MapReduce-book-final.pdf) (PDF)
The Definitive Guide to Building Code Quality (http://nexus.realtimepublishers.com/dgbcq.php)
Designing Interfaces (http://designinginterfaces.com) by Jennifer Tidwell
Digital Signal Processing For Engineers and Scientists (http://www.dspguide.com/)
Domain Driven Design Quickly (http://www.infoq.com/minibooks/domain-driven-design-quickly)
Don't Just Roll the Dice (http://www.neildavidson.com/dontjustrollthedice.html)
Essentials of Metaheuristics (http://cs.gmu.edu/%7Esean/book/metaheuristics/) by Sean Luke
Essential Skills for Agile Development (http://elliottback.com/wp/essential-skills-for-agile-development/)
A Field Guide To Genetic Programming (http://dces.essex.ac.uk/staff/rpoli/gp-field-guide/toc.html)
Flow based Programming (http://jpaulmorrison.com/fbp/#book)
Foundations of Computer Science (http://infolab.stanford.edu/%7Eullman/focs.html) - Al Aho and Jeff Ullman
Foundations of Programming (http://codebetter.com/files/folders/codebetter_downloads/entry179694.aspx)
Getting Real (http://gettingreal.37signals.com/)
Getting started with Open source development (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_started_with_open_source_development_p2.pd f) (PDF)
The Great Tree List Recursion Problem (http://cslibrary.stanford.edu/109/TreeListRecursion.pdf)
Guide to the Software Engineering Body of Knowledge (http://www.computer.org/portal/web/swebok)
How Computers Work (http://www.fastchip.net/howcomputerswork/p1.html)
How to Design Programs (http://www.htdp.org/)
How to Think Like a Computer Scientist (http://openbookproject.net/thinkcs/)
How to Write Parallel Programs (http://www.lindaspaces.com/book/)
How to write Unmaintainable Code (http://mindprod.com/jgloss/unmain.html)
I Am a Bug (http://www.amibug.com/iamabug/p01.html)
An Introduction to the Theory of Computation (http://www.cse.ohio-state.edu/%7Egurari/theory-bk/theory-bk.html)
Introduction to Functional Programming (http://www.cl.cam.ac.uk/teaching/Lectures/funprog-jrh-1996/) (class lectures and slides)
Introduction to Information Retrieval (http://nlp.stanford.edu/IR-book/information-retrieval-book.html)
Is Parallel Programming Hard, And, If So, What Can You Do About It? (http://kernel.org/pub/linux/kernel/people/paulmck/perfbook/perfbook.html)
Learn to Program (http://pine.fm/LearnToProgram/)
Let's Build a Compiler (http://www.stack.nl/%7Emarcov/compiler.pdf)
Linkers and loaders (http://www.iecc.com/linker/)
Linked List Basics (http://cslibrary.stanford.edu/103/LinkedListBasics.pdf)
Linked List Problems (http://cslibrary.stanford.edu/105/LinkedListProblems.pdf)
Mathematical Logic - an Introduction (http://www.ii.uib.no/%7Emichal/und/i227/book/book.pdf) (PDF)
Matters Computational (http://www.jjj.de/fxt/#fxtbook)
Mining of Massive Datasets (http://infolab.stanford.edu/%7Eullman/mmds.html)
NASA Manager Handbook for Software Development (http://homepages.inf.ed.ac.uk/dts/pm/Papers/nasa-manage.pdf) (PDF)
NASA Software Measurement Handbook (http://www.scribd.com/doc/7181362/NASA-Software-Measurement-Guidebook)
Object-Oriented Reengineering Patterns (http://scg.unibe.ch/download/oorp/)
Online Course Materials (http://ocw.mit.edu/OcwWeb/web/home/home/index.htm)
OO Design (http://homepage.mac.com/s_lott/books/oodesign.html)
Operating Systems and Middleware (https://gustavus.edu/mcs/max/os-book/) (PDF and LaTeX)
Patterns and Practices: Application Architecture Guide 2.0 (http://www.codeplex.com/AppArchGuide)
Patterns of Software: Tales from the Software Community (http://www.dreamsongs.com/Files/PatternsOfSoftware.pdf) (PDF)
Planning Algorithms (http://planning.cs.uiuc.edu/)
PNG: The Definitive Guide (http://www.libpng.org/pub/png/book/)
Pointers And Memory (http://cslibrary.stanford.edu/102/PointersAndMemory.pdf)
Producing Open Source Software (http://producingoss.com/)
Programming Languages: Application and Interpretation (http://www.cs.brown.edu/%7Esk/Publications/Books/ProgLangs/)
Programming Methodology (http://www.stanford.edu/class/cs106a/cgi-bin/handouts/)
Programming Pearls (http://cs.bell-labs.com/cm/cs/pearls/)
Project Oberon (http://www-old.oberon.ethz.ch/WirthPubl/ProjectOberon.pdf) (PDF)
Seamless Object-Oriented Software Architecture (http://www.bon-method.com/book_print_a4.pdf)
Security Engineering (http://www.cl.cam.ac.uk/%7Erja14/book.html)
Structure and Interpretation of Computer Programs (http://mitpress.mit.edu/sicp/)
Summary of the GoF Design Patterns (http://domaindrivendesign.org/sites/default/files/discussion/PatternSummariesUnderCreativeCommons.doc)
The Little Book of Semaphores (http://greenteapress.com/semaphores/)
The TCP/IP Guide (http://www.tcpipguide.com/free/t_toc.htm)
Think Stats: Probability and Statistics for Programmers (http://greenteapress.com/thinkstats/) (PDF, code written in Python)
Type Theory and Functional Programming (https://www.cs.kent.ac.uk/people/staff/sjt/TTFP/)
Understanding IP Addressing: Everything you ever wanted to know (http://www.apnic.net/__data/assets/pdf_file/0020/8147/501302.pdf) (PDF)
Android
Building Android Apps with HTML, CSS, and JavaScript (http://ofps.oreilly.com/titles/9781449383268/)
Learning Android (http://ofps.oreilly.com/titles/9781449390501/)
Autotools
GNU Autoconf, Automake and Libtool (http://sourceware.org/autobook/)
ASP.NET MVC
NerdDinner Walkthrough (http://weblogs.asp.net/scottgu/archive/2009/03/10/free-asp-net-mvc-ebook-tutorial.aspx)
Assembly Language
Programming from the Ground Up (http://download.savannah.gnu.org/releases/pgubook/ProgrammingGroundUp-1-0-booksize.pdf) (PDF)
Paul Carter's Tutorial on x86 Assembly (http://drpaulcarter.com/pcasm/)
Software optimization resources by Agner Fog (http://www.agner.org/optimize/)
Bash
Advanced Bash-Scripting Guide (http://tldp.org/LDP/abs/html/)
Bash Guide for Beginners (http://www.tldp.org/LDP/Bash-Beginners-Guide/html/) by Machtelt Garrels
Lhunath's Bash Guide (http://mywiki.wooledge.org/BashGuide)
The Command Line Crash Course (http://learncodethehardway.org/cli/book/) (also a Powershell reference)
C / C++
Beej's Guide to Network Programming (http://beej.us/guide/bgnet/)
Beej's Guide to C Programming (http://beej.us/guide/bgc/)
The C book (http://publications.gbdirect.co.uk/c_book/)
C++ Annotations (http://cppannotations.sourceforge.net/)
C++ GUI Programming With Qt 3 (http://www.computer-books.us/cpp_0010.php)
CS106X Programming Abstractions in C++ (http://www.stanford.edu/class/cs106x/)
Essential C (http://cslibrary.stanford.edu/101/EssentialC.pdf)
Introduction to Design Patterns in C++ with Qt 4 (http://cartan.cas.suffolk.edu/oopdocbook/opensource/index.html) (PDF (http://www.informit.com/store/product.aspx?isbn=0131879057))
Learn C the hard way (http://c.learncodethehardway.org/book/)
Matters Computational: Ideas, Algorithms, Source Code, by Jorg Arndt (http://www.jjj.de/fxt/fxtbook.pdf)
The new C standard - an annotated reference (http://www.knosof.co.uk/cbook/cbook.html)
Object Oriented Programming in C (http://www.planetpdf.com/codecuts/pdfs/ooc.pdf) (PDF)
Software optimization resources by Agner Fog (http://www.agner.org/optimize/)
Thinking in C++, Second Edition (http://www.mindview.net/Books/TICPP/ThinkingInCPP2e.html)
Also see: The Definitive C++ Book Guide and List (http://stackoverflow.com/q/388242/511601)
C#
See .NET below
Clojure
Clojure Programming (http://en.wikibooks.org/wiki/Clojure_Programming)
Clojure - Functional Programming for the JVM (http://java.ociweb.com/mark/clojure/article.html)
CoffeeScript
Smooth CoffeeScript (http://autotelicum.github.com/Smooth-CoffeeScript/SmoothCoffeeScript.html)
The Little Book on CoffeeScript (http://arcturo.github.com/library/coffeescript/)
ColdFusion
CFML In 100 Minutes (https://github.com/mhenke/CFML-in-100-minutes/blob/master/cfml100mins.markdown)
DB2
Getting started with DB2 Express-C (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_Started_with_DB2_Express_v9.7_p4.pdf) (PDF)
Getting started with IBM Data Studio for DB2 (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_Started_with_IBM_Data_Studio_for_DB2_p3.pd f) (PDF)
Getting started with IBM DB2 development (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_Started_with_DB2_App_Dev_p2.pdf) (PDF)
Delphi / Pascal
Essential Pascal Version 1 and 2 (http://www.marcocantu.com/epascal/)
The Tomes of Delphi (http://www.lulu.com/content/435417)
Django
Djangobook.com (http://djangobook.com/)
Emacs
GNU Emacs Manual, 16th Edition, v. 22 (http://shop.fsf.org/product/gnu-emacs-manual-16th-edition/)
An Introduction to Programming in Emacs Lisp, 3rd Edition (http://www.gnu.org/software/emacs/emacs-lisp-intro/)
Erlang
Learn You Some Erlang For Great Good (http://learnyousomeerlang.com/)
Flex
Getting started with Adobe Flex (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_Started_with_Adobe_Flex_p2.pdf) (PDF)
F#
The F# Survival Guide (http://www.ctocorner.com/fsharp/book/ch0.aspx)
F Sharp Programming (http://en.wikibooks.org/wiki/F_Sharp_Programming) in Wikibooks
Real World Functional Programming (http://msdn.microsoft.com/en-us/library/hh314518.aspx) (MSDN Chapters)
Forth
Starting Forth (http://home.iae.nl/users/mhx/sf.html)
Thinking Forth (http://thinking-forth.sourceforge.net/)
Git
Pro Git (http://progit.org/book/)
The Git Community Book (http://book.git-scm.com/index.html)
Git From The Bottom Up (http://ftp.newartisans.com/pub/git.from.bottom.up.pdf) (PDF)
Go
The Go Tutorial (http://golang.org/doc/go_tutorial.html)
Grails
Getting Start with Grails (http://www.infoq.com/minibooks/grails-getting-started)
Haskell
Learn You a Haskell (http://learnyouahaskell.com/chapters)
Real World Haskell (http://book.realworldhaskell.org/read/)
HTML / CSS
Dive Into HTML5 (http://fortuito.us/diveintohtml5/)
HTML Dog Tutorials (http://www.htmldog.com/)
Java
Java Application Development on Linux by Carl Albing and Michael Schwarz(PDF) (http://www.phptr.com/content/images/013143697X/downloads/013143697X_book.pdf)
How to Think Like a Computer Scientist (http://greenteapress.com/thinkapjava/)
The Java EE6 Tutorial (http://download.oracle.com/javaee/6/tutorial/doc/javaeetutorial6.pdf) (PDF)
Java Thin-Client Programming (http://www.redbooks.ibm.com/redbooks/SG245118.html)
Sun's Java Tutorials (http://download.oracle.com/javase/tutorial/)
Thinking in Java (http://www.mindview.net/Books/TIJ/)
OSGi in Practice (http://njbartlett.name/files/osgibook_preview_20091217.pdf) (PDF)
Category wise tutorials - J2EE (http://www.mkyong.com/)
Introduction to Programming Using Java - David J. Eck (http://math.hws.edu/javanotes/index.html)
JavaScript
Crockford's JavaScript (http://www.crockford.com/javascript/)
Eloquent JavaScript (http://eloquentjavascript.net/)
Essential Javascript & jQuery Design Patterns for Beginners (http://www.addyosmani.com/resources/essentialjsdesignpatterns/book/)
JavaScript Essentials (http://www.techotopia.com/index.php/JavaScript_Essentials)
jQuery Fundamentals (http://jqfundamentals.com/book/) (starts with JavaScript basics)
Mozilla Developer Network's JavaScript Guide (https://developer.mozilla.org/en/JavaScript/Guide)
JavaScript (Node.js specific)
Up and Running with Node (http://ofps.oreilly.com/titles/9781449398583/)
The Node Beginner Book (http://nodebeginner.org/)
Mastering Node.js (http://visionmedia.github.com/masteringnode/)
Mixu's Node Book (http://book.mixu.net/)
LaTeX
The Not So Short Introduction to LaTeX (http://tobi.oetiker.ch/lshort/lshort.pdf)
Linux
Advanced Linux Programming (http://www.advancedlinuxprogramming.com/)
GNU Autoconf, Automake and Libtool (http://sources.redhat.com/autobook/download.html)
GTK+/Gnome Application Development (http://www.linuxtopia.org/online_books/gui_toolkit_guides/gtk+_gnome_application_development/index.html)
The Linux Development Platform (PDF) (http://www.informit.com/content/downloads/perens/0130091154.pdf)
Linux Device Drivers (http://lwn.net/Kernel/LDD3/) by Jonathan Corbet, Alessandro Rubini, and Greg Kroah-Hartman
The Linux Kernel Module Programming Guide (http://tldp.org/LDP/lkmpg/2.6/html/)
Secure Programming for Linux and Unix (http://www.dwheeler.com/secure-programs/Secure-Programs-HOWTO.html)
Lisp
Common Lisp the Language, 2nd Edition (http://www.cs.cmu.edu/Groups/AI/html/cltl/mirrors.html)
Common Lisp: A Gentle Introduction to Symbolic Computation (http://www.cs.cmu.edu/%7Edst/LispBook/) - David S. Touretzky
Common Lisp Quick Reference (http://clqr.boundp.org/)
Let Over Lambda - 50 Years of Lisp (http://letoverlambda.com/index.cl/toc)
Natural Language Processing in Lisp (http://www.informatics.susx.ac.uk/research/groups/nlp/gazdar/nlp-in-lisp/index.html)
On Lisp (http://www.paulgraham.com/onlisp.html)
Practical Common Lisp (http://www.gigamonkeys.com/book/)
Successful Lisp: How to Understand and Use Common Lisp (http://psg.com/%7Edlamkins/sl/) - David Lamkins
Sketchy LISP (http://www.bcl.hamilton.ie/%7Enmh/t3x.org/zzz/) - Nils Holm
Lua
Programming In Lua (http://www.lua.org/pil/) (for version 5)
Mathematica
Mathematica® programming: an advanced introduction by Leonid Shifrin (http://www.mathprogramming-intro.org/)
Maven
Better Builds with Maven (http://www.maestrodev.com/better-build-maven)
Maven by Example (http://www.sonatype.com/books/mvnex-book/reference/public-book.html)
Maven: The Complete Reference (http://www.sonatype.com/books/mvnref-book/reference/public-book.html)
Repository Management with Nexus (http://www.sonatype.com/books/nexus-book/reference/)
Developing with Eclipse and Maven (http://www.sonatype.com/books/m2eclipse-book/reference/)
Mercurial
Mercurial: The Definitive Guide (http://hgbook.red-bean.com/)
HGInit - Mercurial Tutorial by Joel Spolsky (http://hginit.com/)
Nemerle
See .NET below
.NET (C# / VB / Nemerle / Visual Studio)
C# Essentials (http://www.techotopia.com/index.php/C_Sharp_Essentials)
C# Programming - Wikibook (http://en.wikibooks.org/wiki/C_Sharp_Programming)
C# Yellow Book (http://www.csharpcourse.com/) (intro to programming)
Charles Petzold's .NET Book Zero (http://www.charlespetzold.com/dotnet/index.html)
Data Structures and Algorithms with Object-Oriented Design Patterns in C# (http://www.brpreiss.com/books/opus6/)
Entity Framework (http://weblogs.asp.net/zeeshanhirani/archive/2008/12/05/my-christmas-present-to-the-entity-framework-community.aspx)
Moving to Microsoft Visual Studio 2010 (http://blogs.msdn.com/b/microsoft_press/archive/2010/09/13/free-ebook-moving-to-microsoft-visual-studio-2010.aspx)
Nemerle (http://asaha.com/ebook/AMTQ2NjA-/Nemerle.pdf)
Programmer's Heaven C# School Book (http://www.programmersheaven.com/2/CSharpBook) (covers C# 1.0 and 2.0)
Threading in C# (http://www.albahari.com/threading/)
Visual Basic Essentials (http://www.techotopia.com/index.php/Visual_Basic_Essentials)
Visual Studio Tips and Tricks (http://www.infoq.com/minibooks/vsnettt) (VS 2003-2005 only)
NoSQL
CouchDB: The Definitive Guide (http://books.couchdb.org/relax/)
The Little MongoDB Book (http://openmymind.net/2011/3/28/The-Little-MongoDB-Book)
The Little Redis Book (http://openmymind.net/2012/1/23/The-Little-Redis-Book/)
Oberon
Programming in Oberon (http://www-old.oberon.ethz.ch/WirthPubl/ProgInOberon.pdf) (PDF)
Objective-C
The Objective-C Programming Language (http://developer.apple.com/DOCUMENTATION/Cocoa/Conceptual/ObjectiveC/)
Object-Oriented Programming with Objective-C (http://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/OOP_ObjC/OOP_ObjC.pdf)
OCaml
Introduction to Objective Caml (http://courses.cms.caltech.edu/cs134/cs134b/book.pdf) (PDF)
Objective Caml for Scientists (first chapter only) (http://www.ffconsultancy.com/products/ocaml_for_scientists/chapter1.html)
Unix System Programming in OCaml (http://ocamlunix.forge.ocamlcore.org/)
Developing Applications With Objective Caml (http://caml.inria.fr/pub/docs/oreilly-book/)
Oracle Server
Oracle's Guides and Manuals (http://tahiti.oracle.com/)
Oracle PL/SQL
PL/SQL Language Reference (http://download.oracle.com/docs/cd/E11882_01/appdev.112/e17126/toc.htm)
PL/SQL Packages and Types Reference (http://download.oracle.com/docs/cd/E11882_01/appdev.112/e16760/toc.htm)
Steven Feuerstein's PL/SQL Obsession - Videos and Presentations (http://www.toadworld.com/Knowledge/DatabaseKnowledge/StevenFeuersteinsPLSQLObsession/tabid/153/Default.aspx)
Parrot / Perl 6
Using Perl 6 (http://github.com/perl6/book/) (work in progress)
Perl
Beginning Perl (http://www.perl.org/books/beginning-perl/)
Embedding Perl in HTML with Mason (http://www.masonbook.com/book/)
Essential Perl (http://cslibrary.stanford.edu/108/EssentialPerl.pdf)
Extreme Perl (http://www.extremeperl.org/bk/home)
Higher-Order Perl (http://hop.perl.plover.com/book/)
The Mason Book (http://www.masonbook.com/book/)
Modern Perl 5 (http://www.onyxneon.com/books/modern_perl/index.html)
Perl & LWP (http://lwp.interglacial.com/index.html)
Perl for the Web (http://www.globalspin.com/thebook/)
Perl Free Online EBooks (http://linkmingle.com/list/13-plus-List-of-Free-Great-Perl-Books-available-Online-freebooksandarticles) (meta-list)
Perl The Hard Way (http://www.greenteapress.com/perl/)
Practical mod_perl (http://modperlbook.org/)
Web Client Programming with Perl (http://oreilly.com/openbook/webclient/)
PHP
PHP Essentials (http://www.techotopia.com/index.php/PHP_Essentials)
Practical PHP Programming (http://www.tuxradar.com/practicalphp) (wiki containing O'Reilly's PHP In a Nutshell)
Symfony2 (http://symfony.com/doc/current/book/index.html)
Zend Framework: Survive the Deep End (http://www.survivethedeepend.com/)
PowerShell
Mastering PowerShell (http://powershell.com/cs/blogs/ebook/)
Prolog
Adventure in Prolog (http://www.amzi.com/AdventureInProlog/advfrtop.htm)
Applications of Prolog (http://bookboon.com/int/student/it/applications-of-prolog)
Building Expert Systems in Prolog (http://www.amzi.com/ExpertSystemsInProlog/)
Introduction to Prolog for Mathematicians (http://www.j-paine.org/prolog/mathnotes/files/pms/pms.html)
Learn Prolog Now! (http://www.learnprolognow.org/)
Logic, Programming and Prolog (2ed) (http://www.ida.liu.se/%7Eulfni/lpp/)
Natural Language Processing in Prolog (http://www.informatics.susx.ac.uk/research/groups/nlp/gazdar/nlp-in-prolog/index.html)
Natural Language Processing Techniques in Prolog (http://cs.union.edu/%7Estriegnk/courses/nlp-with-prolog/html/)
Prolog Programming A First Course (http://computing.unn.ac.uk/staff/cgpb4/prologbook/)
Prolog Techniques (http://bookboon.com/int/student/it/prolog-techniques-applications-of-prolog)
Simply Logical (http://www.cs.bris.ac.uk/%7Eflach/SimplyLogical.html)
Visual Prolog 7.2 for Tyros (http://download.pdc.dk/vip/72/books/tyros/tyros72.pdf)
PostgreSQL
Practical PostgreSQL (http://www.commandprompt.com/ppbook/)
Python
Building Skills in Python Version 2.5 (http://homepage.mac.com/s_lott/books/python.html)
Byte of Python (http://www.swaroopch.com/notes/Python)
Data Structures and Algorithms in Python (http://www.brpreiss.com/books/opus7/html/book.html)
Dive into Python (http://www.diveintopython.net/)
Dive into Python 3 (http://diveintopython3.ep.io/)
The Django Book (http://djangobook.com/)
How to Think Like a Computer Scientist: Learning with Python (http://www.greenteapress.com/thinkpython/thinkCSpy/)
Invent Your Own Computer Games With Python (http://inventwithpython.com/)
Learn Python The Hard Way (http://learnpythonthehardway.org)
Natural Language Processing with Python (http://www.nltk.org/book)
Python Bibliotheca (http://openbookproject.net/pybiblio/)
Python for Fun (http://www.openbookproject.net/py4fun/)
Snake Wrangling For Kids (http://www.briggs.net.nz/log/writing/snake-wrangling-for-kids/)
Think Python (http://www.greenteapress.com/thinkpython/thinkpython.pdf) (PDF)
Thinking in Python (http://www.mindview.net/Books/TIPython/)
R
The R Manuals (http://cran.r-project.org/manuals.html)
The R Language (http://stat.ethz.ch/R-manual/R-patched/doc/html/)
R by example (http://www.mayin.org/ajayshah/KB/R/index.html)
Computational Statistics, Jeremy Penzer (http://stats.lse.ac.uk/penzer/ST419materials/)
Ruby
Learn Ruby the hard way (http://ruby.learncodethehardway.org/book/)
MacRuby: The Definitive Guide (http://macruby.labs.oreilly.com/)
Mr. Neighborly's Humble Little Ruby Book (http://www.humblelittlerubybook.com/)
Programming Ruby (http://www.ruby-doc.org/docs/ProgrammingRuby/)
Ruby Best Practices (http://rubybestpractices.com/)
Why's (Poignant) Guide to Ruby (http://mislav.uniqpath.com/poignant-guide/) (mirror (http://www.scribd.com/doc/2236084/Whys-Poignant-Guide-to-Ruby))
Ruby on Rails
Ruby on Rails Tutorial: Learn Rails By Example (http://ruby.railstutorial.org/ruby-on-rails-tutorial-book)
Scala
Exploring Lift (http://exploring.liftweb.net/) (published earlier as "The Definitive Guide to Lift", PDF (http://groups.google.com/group/the-lift-book))
Lift (http://github.com/tjweir/liftbook)
Pro Scala: Monadic Design Patterns for the Web (http://github.com/leithaus/XTrace/tree/monadic/src/main/book/content/)
Programming in Scala, First Edition (http://www.artima.com/pins1ed/)
Programming Scala (http://programming-scala.labs.oreilly.com/index.html)
Scala By Example (http://www.scala-lang.org/docu/files/ScalaByExample.pdf) (PDF)
A Scala Tutorial for Java programmers (http://www.scala-lang.org/docu/files/ScalaTutorial.pdf) (PDF)
Xtrace (http://github.com/leithaus/XTrace/tree/monadic/src/main/book/content/)
Scheme
Concrete Abstractions: An Introduction to Computer Science Using Scheme (https://gustavus.edu/+max/concrete-abstractions.html)
The Scheme Programming Language Edition 3 (http://www.scheme.com/tspl3/), Edition 4 (http://www.scheme.com/tspl4/)
Simply Scheme: Introducing Computer Science (http://www.cs.berkeley.edu/%7Ebh/ss-toc2.html)
Sed
Sed - An Introduction and Tutorial (http://www.grymoire.com/Unix/Sed.html)
Smalltalk
Dynamic Web Development with Seaside (http://book.seaside.st/book/table-of-contents)
Free Online Smalltalk Books (http://stephane.ducasse.free.fr/FreeBooks.html) (meta-list)
Squeak By Example (http://www.squeakbyexample.org/) (Smalltalk IDE)
Subversion
Subversion Version Control (http://www.phptr.com/content/images/0131855182/downloads/Nagel_book.pdf) (PDF)
Version Control with Subversion (http://svnbook.red-bean.com/)
SQL (implementation agnostic)
Developing Time-Oriented Database Applications in SQL (http://www.cs.arizona.edu/people/rts/publications.html)
Use The Index, Luke!: A Guide To SQL Database Performance (http://use-the-index-luke.com/)
Learn SQL The Hard Way (http://sql.learncodethehardway.org/)
Teradata
Teradata Books (http://www.info.teradata.com/)
Vim
A Byte of Vim (http://www.swaroopch.com/notes/Vim)
Vim Recipes (http://vim.runpaint.org/toc/)
Vi Improved -- Vim (http://www.truth.sk/vim/vimbook-OPL.pdf) by Steve Oualline
Websphere
Getting started with WebSphere (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_Started_with_WASCE_p2.pdf) (PDF)
Windows Phone
Programming Windows Phone 7 (http://blogs.msdn.com/b/microsoft_press/archive/2010/10/28/free-ebook-programming-windows-phone-7-by-charles-petzold.aspx)
Meta-Lists
25 Free Computer Science Ebooks (http://www.coderholic.com/25-free-computer-science-books/)
Book Training - On Video (http://www.booktraining.net/)
Cheat Sheets (Free) (http://refcardz.dzone.com/)
CodePlex List of Free E-Books (http://blogs.msdn.com/wriju/archive/2009/01/07/free-ebooks-at-codeplex.aspx)
Free Tech Books (http://www.freetechbooks.com/)
Galileo Computing (http://www.galileocomputing.de/katalog/openbook) (German)
How to Design Programs: An Introduction to Computing and Programming (http://www.htdp.org/2003-09-26/Book/)
Microsoft Press: Free E-Books (http://blogs.msdn.com/b/microsoft_press/archive/2011/03/03/ebooks-list-of-our-free-books.aspx)
MindView Inc (http://www.mindviewinc.com/Books/)
O'Reilly's Open Books Project (http://oreilly.com/openbook/)
Sofware Program Managers Network (http://www.spmn.com/products_guidebooks.html)
TechBooksForFree.com (http://www.techbooksforfree.com/)
Theassayer.org (http://theassayer.org/)
Wikibooks: Programming (http://en.wikibooks.org/wiki/Category%3aComputer_programming)
Graphics Programming
DirectX manual (http://www.xmission.com/%7Elegalize/book/download/index.html) (draft)
Learning Modern 3D Graphics Programming (http://www.arcsynthesis.org/gltut/) (draft)
GPU Gems (http://http.developer.nvidia.com/GPUGems/gpugems_part01.html)
GPU Gems 2 (http://http.developer.nvidia.com/GPUGems2/gpugems2_part01.html) - ch 8,14,18,29,30 as pdf (ftp://download.nvidia.com/developer/GPU_Gems_2/)
GPU Gems 3 (http://http.developer.nvidia.com/GPUGems3/gpugems3_part01.html)
Graphics Programming Black Book (http://www.gamedev.net/reference/articles/article1698.asp)
ShaderX series (http://tog.acm.org/resources/shaderx/)
Language Agnostic
97 Things Every Programmer Should Know (http://programmer.97things.oreilly.com/)
Algorithms and Data-Structures (http://www.ethoberon.ethz.ch/WirthPubl/AD.pdf) (PDF)
Algorithms (http://www.cs.berkeley.edu/%7Evazirani/algorithms.html) (draft)
The Architecture of Open Source Applications (http://www.aosabook.org/en/index.html)
The Art of Unix Programming (http://catb.org/esr/writings/taoup/html/)
Best Kept Secrets of Peer Code Review (http://smartbear.com/codecollab-code-review-book.php)
Binary Trees (http://cslibrary.stanford.edu/110/BinaryTrees.pdf)
The Cathedral and the Bazaar (http://www.catb.org/esr/writings/cathedral-bazaar/)
Clever Algorithms (http://www.cleveralgorithms.com/nature-inspired/index.html)
Communicating Sequential Processes (PDF) (http://www.usingcsp.com/cspbook.pdf) - Tony Hoare
Compiler Construction (http://www-old.oberon.ethz.ch/WirthPubl/CBEAll.pdf) (PDF)
Computer Musings (http://scpd.stanford.edu/knuth/index.jsp) (lectures by Donald Knuth)
Data Structures and Algorithms: Annotated Reference with Examples (http://dotnetslackers.com/projects/Data-Structures-And-Algorithms/)
Database Fundamentals (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Database_fundamentals.pdf) (PDF)
Data-Intensive Text Processing with MapReduce (http://www.umiacs.umd.edu/%7Ejimmylin/MapReduce-book-final.pdf) (PDF)
The Definitive Guide to Building Code Quality (http://nexus.realtimepublishers.com/dgbcq.php)
Designing Interfaces (http://designinginterfaces.com) by Jennifer Tidwell
Digital Signal Processing For Engineers and Scientists (http://www.dspguide.com/)
Domain Driven Design Quickly (http://www.infoq.com/minibooks/domain-driven-design-quickly)
Don't Just Roll the Dice (http://www.neildavidson.com/dontjustrollthedice.html)
Essentials of Metaheuristics (http://cs.gmu.edu/%7Esean/book/metaheuristics/) by Sean Luke
Essential Skills for Agile Development (http://elliottback.com/wp/essential-skills-for-agile-development/)
A Field Guide To Genetic Programming (http://dces.essex.ac.uk/staff/rpoli/gp-field-guide/toc.html)
Flow based Programming (http://jpaulmorrison.com/fbp/#book)
Foundations of Computer Science (http://infolab.stanford.edu/%7Eullman/focs.html) - Al Aho and Jeff Ullman
Foundations of Programming (http://codebetter.com/files/folders/codebetter_downloads/entry179694.aspx)
Getting Real (http://gettingreal.37signals.com/)
Getting started with Open source development (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_started_with_open_source_development_p2.pd f) (PDF)
The Great Tree List Recursion Problem (http://cslibrary.stanford.edu/109/TreeListRecursion.pdf)
Guide to the Software Engineering Body of Knowledge (http://www.computer.org/portal/web/swebok)
How Computers Work (http://www.fastchip.net/howcomputerswork/p1.html)
How to Design Programs (http://www.htdp.org/)
How to Think Like a Computer Scientist (http://openbookproject.net/thinkcs/)
How to Write Parallel Programs (http://www.lindaspaces.com/book/)
How to write Unmaintainable Code (http://mindprod.com/jgloss/unmain.html)
I Am a Bug (http://www.amibug.com/iamabug/p01.html)
An Introduction to the Theory of Computation (http://www.cse.ohio-state.edu/%7Egurari/theory-bk/theory-bk.html)
Introduction to Functional Programming (http://www.cl.cam.ac.uk/teaching/Lectures/funprog-jrh-1996/) (class lectures and slides)
Introduction to Information Retrieval (http://nlp.stanford.edu/IR-book/information-retrieval-book.html)
Is Parallel Programming Hard, And, If So, What Can You Do About It? (http://kernel.org/pub/linux/kernel/people/paulmck/perfbook/perfbook.html)
Learn to Program (http://pine.fm/LearnToProgram/)
Let's Build a Compiler (http://www.stack.nl/%7Emarcov/compiler.pdf)
Linkers and loaders (http://www.iecc.com/linker/)
Linked List Basics (http://cslibrary.stanford.edu/103/LinkedListBasics.pdf)
Linked List Problems (http://cslibrary.stanford.edu/105/LinkedListProblems.pdf)
Mathematical Logic - an Introduction (http://www.ii.uib.no/%7Emichal/und/i227/book/book.pdf) (PDF)
Matters Computational (http://www.jjj.de/fxt/#fxtbook)
Mining of Massive Datasets (http://infolab.stanford.edu/%7Eullman/mmds.html)
NASA Manager Handbook for Software Development (http://homepages.inf.ed.ac.uk/dts/pm/Papers/nasa-manage.pdf) (PDF)
NASA Software Measurement Handbook (http://www.scribd.com/doc/7181362/NASA-Software-Measurement-Guidebook)
Object-Oriented Reengineering Patterns (http://scg.unibe.ch/download/oorp/)
Online Course Materials (http://ocw.mit.edu/OcwWeb/web/home/home/index.htm)
OO Design (http://homepage.mac.com/s_lott/books/oodesign.html)
Operating Systems and Middleware (https://gustavus.edu/mcs/max/os-book/) (PDF and LaTeX)
Patterns and Practices: Application Architecture Guide 2.0 (http://www.codeplex.com/AppArchGuide)
Patterns of Software: Tales from the Software Community (http://www.dreamsongs.com/Files/PatternsOfSoftware.pdf) (PDF)
Planning Algorithms (http://planning.cs.uiuc.edu/)
PNG: The Definitive Guide (http://www.libpng.org/pub/png/book/)
Pointers And Memory (http://cslibrary.stanford.edu/102/PointersAndMemory.pdf)
Producing Open Source Software (http://producingoss.com/)
Programming Languages: Application and Interpretation (http://www.cs.brown.edu/%7Esk/Publications/Books/ProgLangs/)
Programming Methodology (http://www.stanford.edu/class/cs106a/cgi-bin/handouts/)
Programming Pearls (http://cs.bell-labs.com/cm/cs/pearls/)
Project Oberon (http://www-old.oberon.ethz.ch/WirthPubl/ProjectOberon.pdf) (PDF)
Seamless Object-Oriented Software Architecture (http://www.bon-method.com/book_print_a4.pdf)
Security Engineering (http://www.cl.cam.ac.uk/%7Erja14/book.html)
Structure and Interpretation of Computer Programs (http://mitpress.mit.edu/sicp/)
Summary of the GoF Design Patterns (http://domaindrivendesign.org/sites/default/files/discussion/PatternSummariesUnderCreativeCommons.doc)
The Little Book of Semaphores (http://greenteapress.com/semaphores/)
The TCP/IP Guide (http://www.tcpipguide.com/free/t_toc.htm)
Think Stats: Probability and Statistics for Programmers (http://greenteapress.com/thinkstats/) (PDF, code written in Python)
Type Theory and Functional Programming (https://www.cs.kent.ac.uk/people/staff/sjt/TTFP/)
Understanding IP Addressing: Everything you ever wanted to know (http://www.apnic.net/__data/assets/pdf_file/0020/8147/501302.pdf) (PDF)
Android
Building Android Apps with HTML, CSS, and JavaScript (http://ofps.oreilly.com/titles/9781449383268/)
Learning Android (http://ofps.oreilly.com/titles/9781449390501/)
Autotools
GNU Autoconf, Automake and Libtool (http://sourceware.org/autobook/)
ASP.NET MVC
NerdDinner Walkthrough (http://weblogs.asp.net/scottgu/archive/2009/03/10/free-asp-net-mvc-ebook-tutorial.aspx)
Assembly Language
Programming from the Ground Up (http://download.savannah.gnu.org/releases/pgubook/ProgrammingGroundUp-1-0-booksize.pdf) (PDF)
Paul Carter's Tutorial on x86 Assembly (http://drpaulcarter.com/pcasm/)
Software optimization resources by Agner Fog (http://www.agner.org/optimize/)
Bash
Advanced Bash-Scripting Guide (http://tldp.org/LDP/abs/html/)
Bash Guide for Beginners (http://www.tldp.org/LDP/Bash-Beginners-Guide/html/) by Machtelt Garrels
Lhunath's Bash Guide (http://mywiki.wooledge.org/BashGuide)
The Command Line Crash Course (http://learncodethehardway.org/cli/book/) (also a Powershell reference)
C / C++
Beej's Guide to Network Programming (http://beej.us/guide/bgnet/)
Beej's Guide to C Programming (http://beej.us/guide/bgc/)
The C book (http://publications.gbdirect.co.uk/c_book/)
C++ Annotations (http://cppannotations.sourceforge.net/)
C++ GUI Programming With Qt 3 (http://www.computer-books.us/cpp_0010.php)
CS106X Programming Abstractions in C++ (http://www.stanford.edu/class/cs106x/)
Essential C (http://cslibrary.stanford.edu/101/EssentialC.pdf)
Introduction to Design Patterns in C++ with Qt 4 (http://cartan.cas.suffolk.edu/oopdocbook/opensource/index.html) (PDF (http://www.informit.com/store/product.aspx?isbn=0131879057))
Learn C the hard way (http://c.learncodethehardway.org/book/)
Matters Computational: Ideas, Algorithms, Source Code, by Jorg Arndt (http://www.jjj.de/fxt/fxtbook.pdf)
The new C standard - an annotated reference (http://www.knosof.co.uk/cbook/cbook.html)
Object Oriented Programming in C (http://www.planetpdf.com/codecuts/pdfs/ooc.pdf) (PDF)
Software optimization resources by Agner Fog (http://www.agner.org/optimize/)
Thinking in C++, Second Edition (http://www.mindview.net/Books/TICPP/ThinkingInCPP2e.html)
Also see: The Definitive C++ Book Guide and List (http://stackoverflow.com/q/388242/511601)
C#
See .NET below
Clojure
Clojure Programming (http://en.wikibooks.org/wiki/Clojure_Programming)
Clojure - Functional Programming for the JVM (http://java.ociweb.com/mark/clojure/article.html)
CoffeeScript
Smooth CoffeeScript (http://autotelicum.github.com/Smooth-CoffeeScript/SmoothCoffeeScript.html)
The Little Book on CoffeeScript (http://arcturo.github.com/library/coffeescript/)
ColdFusion
CFML In 100 Minutes (https://github.com/mhenke/CFML-in-100-minutes/blob/master/cfml100mins.markdown)
DB2
Getting started with DB2 Express-C (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_Started_with_DB2_Express_v9.7_p4.pdf) (PDF)
Getting started with IBM Data Studio for DB2 (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_Started_with_IBM_Data_Studio_for_DB2_p3.pd f) (PDF)
Getting started with IBM DB2 development (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_Started_with_DB2_App_Dev_p2.pdf) (PDF)
Delphi / Pascal
Essential Pascal Version 1 and 2 (http://www.marcocantu.com/epascal/)
The Tomes of Delphi (http://www.lulu.com/content/435417)
Django
Djangobook.com (http://djangobook.com/)
Emacs
GNU Emacs Manual, 16th Edition, v. 22 (http://shop.fsf.org/product/gnu-emacs-manual-16th-edition/)
An Introduction to Programming in Emacs Lisp, 3rd Edition (http://www.gnu.org/software/emacs/emacs-lisp-intro/)
Erlang
Learn You Some Erlang For Great Good (http://learnyousomeerlang.com/)
Flex
Getting started with Adobe Flex (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_Started_with_Adobe_Flex_p2.pdf) (PDF)
F#
The F# Survival Guide (http://www.ctocorner.com/fsharp/book/ch0.aspx)
F Sharp Programming (http://en.wikibooks.org/wiki/F_Sharp_Programming) in Wikibooks
Real World Functional Programming (http://msdn.microsoft.com/en-us/library/hh314518.aspx) (MSDN Chapters)
Forth
Starting Forth (http://home.iae.nl/users/mhx/sf.html)
Thinking Forth (http://thinking-forth.sourceforge.net/)
Git
Pro Git (http://progit.org/book/)
The Git Community Book (http://book.git-scm.com/index.html)
Git From The Bottom Up (http://ftp.newartisans.com/pub/git.from.bottom.up.pdf) (PDF)
Go
The Go Tutorial (http://golang.org/doc/go_tutorial.html)
Grails
Getting Start with Grails (http://www.infoq.com/minibooks/grails-getting-started)
Haskell
Learn You a Haskell (http://learnyouahaskell.com/chapters)
Real World Haskell (http://book.realworldhaskell.org/read/)
HTML / CSS
Dive Into HTML5 (http://fortuito.us/diveintohtml5/)
HTML Dog Tutorials (http://www.htmldog.com/)
Java
Java Application Development on Linux by Carl Albing and Michael Schwarz(PDF) (http://www.phptr.com/content/images/013143697X/downloads/013143697X_book.pdf)
How to Think Like a Computer Scientist (http://greenteapress.com/thinkapjava/)
The Java EE6 Tutorial (http://download.oracle.com/javaee/6/tutorial/doc/javaeetutorial6.pdf) (PDF)
Java Thin-Client Programming (http://www.redbooks.ibm.com/redbooks/SG245118.html)
Sun's Java Tutorials (http://download.oracle.com/javase/tutorial/)
Thinking in Java (http://www.mindview.net/Books/TIJ/)
OSGi in Practice (http://njbartlett.name/files/osgibook_preview_20091217.pdf) (PDF)
Category wise tutorials - J2EE (http://www.mkyong.com/)
Introduction to Programming Using Java - David J. Eck (http://math.hws.edu/javanotes/index.html)
JavaScript
Crockford's JavaScript (http://www.crockford.com/javascript/)
Eloquent JavaScript (http://eloquentjavascript.net/)
Essential Javascript & jQuery Design Patterns for Beginners (http://www.addyosmani.com/resources/essentialjsdesignpatterns/book/)
JavaScript Essentials (http://www.techotopia.com/index.php/JavaScript_Essentials)
jQuery Fundamentals (http://jqfundamentals.com/book/) (starts with JavaScript basics)
Mozilla Developer Network's JavaScript Guide (https://developer.mozilla.org/en/JavaScript/Guide)
JavaScript (Node.js specific)
Up and Running with Node (http://ofps.oreilly.com/titles/9781449398583/)
The Node Beginner Book (http://nodebeginner.org/)
Mastering Node.js (http://visionmedia.github.com/masteringnode/)
Mixu's Node Book (http://book.mixu.net/)
LaTeX
The Not So Short Introduction to LaTeX (http://tobi.oetiker.ch/lshort/lshort.pdf)
Linux
Advanced Linux Programming (http://www.advancedlinuxprogramming.com/)
GNU Autoconf, Automake and Libtool (http://sources.redhat.com/autobook/download.html)
GTK+/Gnome Application Development (http://www.linuxtopia.org/online_books/gui_toolkit_guides/gtk+_gnome_application_development/index.html)
The Linux Development Platform (PDF) (http://www.informit.com/content/downloads/perens/0130091154.pdf)
Linux Device Drivers (http://lwn.net/Kernel/LDD3/) by Jonathan Corbet, Alessandro Rubini, and Greg Kroah-Hartman
The Linux Kernel Module Programming Guide (http://tldp.org/LDP/lkmpg/2.6/html/)
Secure Programming for Linux and Unix (http://www.dwheeler.com/secure-programs/Secure-Programs-HOWTO.html)
Lisp
Common Lisp the Language, 2nd Edition (http://www.cs.cmu.edu/Groups/AI/html/cltl/mirrors.html)
Common Lisp: A Gentle Introduction to Symbolic Computation (http://www.cs.cmu.edu/%7Edst/LispBook/) - David S. Touretzky
Common Lisp Quick Reference (http://clqr.boundp.org/)
Let Over Lambda - 50 Years of Lisp (http://letoverlambda.com/index.cl/toc)
Natural Language Processing in Lisp (http://www.informatics.susx.ac.uk/research/groups/nlp/gazdar/nlp-in-lisp/index.html)
On Lisp (http://www.paulgraham.com/onlisp.html)
Practical Common Lisp (http://www.gigamonkeys.com/book/)
Successful Lisp: How to Understand and Use Common Lisp (http://psg.com/%7Edlamkins/sl/) - David Lamkins
Sketchy LISP (http://www.bcl.hamilton.ie/%7Enmh/t3x.org/zzz/) - Nils Holm
Lua
Programming In Lua (http://www.lua.org/pil/) (for version 5)
Mathematica
Mathematica® programming: an advanced introduction by Leonid Shifrin (http://www.mathprogramming-intro.org/)
Maven
Better Builds with Maven (http://www.maestrodev.com/better-build-maven)
Maven by Example (http://www.sonatype.com/books/mvnex-book/reference/public-book.html)
Maven: The Complete Reference (http://www.sonatype.com/books/mvnref-book/reference/public-book.html)
Repository Management with Nexus (http://www.sonatype.com/books/nexus-book/reference/)
Developing with Eclipse and Maven (http://www.sonatype.com/books/m2eclipse-book/reference/)
Mercurial
Mercurial: The Definitive Guide (http://hgbook.red-bean.com/)
HGInit - Mercurial Tutorial by Joel Spolsky (http://hginit.com/)
Nemerle
See .NET below
.NET (C# / VB / Nemerle / Visual Studio)
C# Essentials (http://www.techotopia.com/index.php/C_Sharp_Essentials)
C# Programming - Wikibook (http://en.wikibooks.org/wiki/C_Sharp_Programming)
C# Yellow Book (http://www.csharpcourse.com/) (intro to programming)
Charles Petzold's .NET Book Zero (http://www.charlespetzold.com/dotnet/index.html)
Data Structures and Algorithms with Object-Oriented Design Patterns in C# (http://www.brpreiss.com/books/opus6/)
Entity Framework (http://weblogs.asp.net/zeeshanhirani/archive/2008/12/05/my-christmas-present-to-the-entity-framework-community.aspx)
Moving to Microsoft Visual Studio 2010 (http://blogs.msdn.com/b/microsoft_press/archive/2010/09/13/free-ebook-moving-to-microsoft-visual-studio-2010.aspx)
Nemerle (http://asaha.com/ebook/AMTQ2NjA-/Nemerle.pdf)
Programmer's Heaven C# School Book (http://www.programmersheaven.com/2/CSharpBook) (covers C# 1.0 and 2.0)
Threading in C# (http://www.albahari.com/threading/)
Visual Basic Essentials (http://www.techotopia.com/index.php/Visual_Basic_Essentials)
Visual Studio Tips and Tricks (http://www.infoq.com/minibooks/vsnettt) (VS 2003-2005 only)
NoSQL
CouchDB: The Definitive Guide (http://books.couchdb.org/relax/)
The Little MongoDB Book (http://openmymind.net/2011/3/28/The-Little-MongoDB-Book)
The Little Redis Book (http://openmymind.net/2012/1/23/The-Little-Redis-Book/)
Oberon
Programming in Oberon (http://www-old.oberon.ethz.ch/WirthPubl/ProgInOberon.pdf) (PDF)
Objective-C
The Objective-C Programming Language (http://developer.apple.com/DOCUMENTATION/Cocoa/Conceptual/ObjectiveC/)
Object-Oriented Programming with Objective-C (http://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/OOP_ObjC/OOP_ObjC.pdf)
OCaml
Introduction to Objective Caml (http://courses.cms.caltech.edu/cs134/cs134b/book.pdf) (PDF)
Objective Caml for Scientists (first chapter only) (http://www.ffconsultancy.com/products/ocaml_for_scientists/chapter1.html)
Unix System Programming in OCaml (http://ocamlunix.forge.ocamlcore.org/)
Developing Applications With Objective Caml (http://caml.inria.fr/pub/docs/oreilly-book/)
Oracle Server
Oracle's Guides and Manuals (http://tahiti.oracle.com/)
Oracle PL/SQL
PL/SQL Language Reference (http://download.oracle.com/docs/cd/E11882_01/appdev.112/e17126/toc.htm)
PL/SQL Packages and Types Reference (http://download.oracle.com/docs/cd/E11882_01/appdev.112/e16760/toc.htm)
Steven Feuerstein's PL/SQL Obsession - Videos and Presentations (http://www.toadworld.com/Knowledge/DatabaseKnowledge/StevenFeuersteinsPLSQLObsession/tabid/153/Default.aspx)
Parrot / Perl 6
Using Perl 6 (http://github.com/perl6/book/) (work in progress)
Perl
Beginning Perl (http://www.perl.org/books/beginning-perl/)
Embedding Perl in HTML with Mason (http://www.masonbook.com/book/)
Essential Perl (http://cslibrary.stanford.edu/108/EssentialPerl.pdf)
Extreme Perl (http://www.extremeperl.org/bk/home)
Higher-Order Perl (http://hop.perl.plover.com/book/)
The Mason Book (http://www.masonbook.com/book/)
Modern Perl 5 (http://www.onyxneon.com/books/modern_perl/index.html)
Perl & LWP (http://lwp.interglacial.com/index.html)
Perl for the Web (http://www.globalspin.com/thebook/)
Perl Free Online EBooks (http://linkmingle.com/list/13-plus-List-of-Free-Great-Perl-Books-available-Online-freebooksandarticles) (meta-list)
Perl The Hard Way (http://www.greenteapress.com/perl/)
Practical mod_perl (http://modperlbook.org/)
Web Client Programming with Perl (http://oreilly.com/openbook/webclient/)
PHP
PHP Essentials (http://www.techotopia.com/index.php/PHP_Essentials)
Practical PHP Programming (http://www.tuxradar.com/practicalphp) (wiki containing O'Reilly's PHP In a Nutshell)
Symfony2 (http://symfony.com/doc/current/book/index.html)
Zend Framework: Survive the Deep End (http://www.survivethedeepend.com/)
PowerShell
Mastering PowerShell (http://powershell.com/cs/blogs/ebook/)
Prolog
Adventure in Prolog (http://www.amzi.com/AdventureInProlog/advfrtop.htm)
Applications of Prolog (http://bookboon.com/int/student/it/applications-of-prolog)
Building Expert Systems in Prolog (http://www.amzi.com/ExpertSystemsInProlog/)
Introduction to Prolog for Mathematicians (http://www.j-paine.org/prolog/mathnotes/files/pms/pms.html)
Learn Prolog Now! (http://www.learnprolognow.org/)
Logic, Programming and Prolog (2ed) (http://www.ida.liu.se/%7Eulfni/lpp/)
Natural Language Processing in Prolog (http://www.informatics.susx.ac.uk/research/groups/nlp/gazdar/nlp-in-prolog/index.html)
Natural Language Processing Techniques in Prolog (http://cs.union.edu/%7Estriegnk/courses/nlp-with-prolog/html/)
Prolog Programming A First Course (http://computing.unn.ac.uk/staff/cgpb4/prologbook/)
Prolog Techniques (http://bookboon.com/int/student/it/prolog-techniques-applications-of-prolog)
Simply Logical (http://www.cs.bris.ac.uk/%7Eflach/SimplyLogical.html)
Visual Prolog 7.2 for Tyros (http://download.pdc.dk/vip/72/books/tyros/tyros72.pdf)
PostgreSQL
Practical PostgreSQL (http://www.commandprompt.com/ppbook/)
Python
Building Skills in Python Version 2.5 (http://homepage.mac.com/s_lott/books/python.html)
Byte of Python (http://www.swaroopch.com/notes/Python)
Data Structures and Algorithms in Python (http://www.brpreiss.com/books/opus7/html/book.html)
Dive into Python (http://www.diveintopython.net/)
Dive into Python 3 (http://diveintopython3.ep.io/)
The Django Book (http://djangobook.com/)
How to Think Like a Computer Scientist: Learning with Python (http://www.greenteapress.com/thinkpython/thinkCSpy/)
Invent Your Own Computer Games With Python (http://inventwithpython.com/)
Learn Python The Hard Way (http://learnpythonthehardway.org)
Natural Language Processing with Python (http://www.nltk.org/book)
Python Bibliotheca (http://openbookproject.net/pybiblio/)
Python for Fun (http://www.openbookproject.net/py4fun/)
Snake Wrangling For Kids (http://www.briggs.net.nz/log/writing/snake-wrangling-for-kids/)
Think Python (http://www.greenteapress.com/thinkpython/thinkpython.pdf) (PDF)
Thinking in Python (http://www.mindview.net/Books/TIPython/)
R
The R Manuals (http://cran.r-project.org/manuals.html)
The R Language (http://stat.ethz.ch/R-manual/R-patched/doc/html/)
R by example (http://www.mayin.org/ajayshah/KB/R/index.html)
Computational Statistics, Jeremy Penzer (http://stats.lse.ac.uk/penzer/ST419materials/)
Ruby
Learn Ruby the hard way (http://ruby.learncodethehardway.org/book/)
MacRuby: The Definitive Guide (http://macruby.labs.oreilly.com/)
Mr. Neighborly's Humble Little Ruby Book (http://www.humblelittlerubybook.com/)
Programming Ruby (http://www.ruby-doc.org/docs/ProgrammingRuby/)
Ruby Best Practices (http://rubybestpractices.com/)
Why's (Poignant) Guide to Ruby (http://mislav.uniqpath.com/poignant-guide/) (mirror (http://www.scribd.com/doc/2236084/Whys-Poignant-Guide-to-Ruby))
Ruby on Rails
Ruby on Rails Tutorial: Learn Rails By Example (http://ruby.railstutorial.org/ruby-on-rails-tutorial-book)
Scala
Exploring Lift (http://exploring.liftweb.net/) (published earlier as "The Definitive Guide to Lift", PDF (http://groups.google.com/group/the-lift-book))
Lift (http://github.com/tjweir/liftbook)
Pro Scala: Monadic Design Patterns for the Web (http://github.com/leithaus/XTrace/tree/monadic/src/main/book/content/)
Programming in Scala, First Edition (http://www.artima.com/pins1ed/)
Programming Scala (http://programming-scala.labs.oreilly.com/index.html)
Scala By Example (http://www.scala-lang.org/docu/files/ScalaByExample.pdf) (PDF)
A Scala Tutorial for Java programmers (http://www.scala-lang.org/docu/files/ScalaTutorial.pdf) (PDF)
Xtrace (http://github.com/leithaus/XTrace/tree/monadic/src/main/book/content/)
Scheme
Concrete Abstractions: An Introduction to Computer Science Using Scheme (https://gustavus.edu/+max/concrete-abstractions.html)
The Scheme Programming Language Edition 3 (http://www.scheme.com/tspl3/), Edition 4 (http://www.scheme.com/tspl4/)
Simply Scheme: Introducing Computer Science (http://www.cs.berkeley.edu/%7Ebh/ss-toc2.html)
Sed
Sed - An Introduction and Tutorial (http://www.grymoire.com/Unix/Sed.html)
Smalltalk
Dynamic Web Development with Seaside (http://book.seaside.st/book/table-of-contents)
Free Online Smalltalk Books (http://stephane.ducasse.free.fr/FreeBooks.html) (meta-list)
Squeak By Example (http://www.squeakbyexample.org/) (Smalltalk IDE)
Subversion
Subversion Version Control (http://www.phptr.com/content/images/0131855182/downloads/Nagel_book.pdf) (PDF)
Version Control with Subversion (http://svnbook.red-bean.com/)
SQL (implementation agnostic)
Developing Time-Oriented Database Applications in SQL (http://www.cs.arizona.edu/people/rts/publications.html)
Use The Index, Luke!: A Guide To SQL Database Performance (http://use-the-index-luke.com/)
Learn SQL The Hard Way (http://sql.learncodethehardway.org/)
Teradata
Teradata Books (http://www.info.teradata.com/)
Vim
A Byte of Vim (http://www.swaroopch.com/notes/Vim)
Vim Recipes (http://vim.runpaint.org/toc/)
Vi Improved -- Vim (http://www.truth.sk/vim/vimbook-OPL.pdf) by Steve Oualline
Websphere
Getting started with WebSphere (http://public.dhe.ibm.com/software/dw/db2/express-c/wiki/Getting_Started_with_WASCE_p2.pdf) (PDF)
Windows Phone
Programming Windows Phone 7 (http://blogs.msdn.com/b/microsoft_press/archive/2010/10/28/free-ebook-programming-windows-phone-7-by-charles-petzold.aspx)