Free Online Computer Science and Programming Books, Textbooks, and Lecture Notes

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Computer Organization and Architecture (15)
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Introduction to Object-Oriented Programming Using C++ (126864)
A Short Introduction to Operating Systems (118345)
Data Structures and Algorithms with Object-Oriented Design Patterns in C++ (116015)
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Welcome to FreeTechBooks
 About this site 
What's Inside?

This site lists free online computer science, engineering and programming books, textbooks and lecture notes, all of which are legally and freely available over the Internet.

Throughout this site, other terms are used to refer to a book, such as ebook, text, document, monogram or notes.

What's the Catch?

None. All the books listed in this site are freely available, as they are hosted on websites that belong to the authors or the publishers.

Please note that (a) we do not host pirated books and (b) we do not link to sites that host pirated books and (c) we do not even link to sites that link to sites that host pirated books.

Please also note that each author and publisher has their own terms and conditions in the forms of free / open documentation licenses, public domain or other specific ones.

You are allowed to view, download and with a very few exceptions, print the books for your own private use at no charge. In fact, you are encouraged to tell others about the books.

How to Find a Book?

:) By Category: use the left navigation bar.

:) By Search: use the Search form.

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Welcome to FreeTechBooks
 Book Titles - Latest Addition and Updates 
Books iOS 8 App Development Essentials (Viewed: 9682 times)
Posted under iPhone iOS
Fri Jun 05, 2015 6:11 pm
An introduction to building apps for iOS 8 using Xcode and Swift.

Posted under iPhone iOS
Fri Jun 05, 2015 5:53 pm
An introduction to WatchKit apps and the WatchKit app development. This book is intended for readers with some existing experience of iOS development using Xcode and the Swift programming language.

Posted under Information Systems
Mon May 11, 2015 2:11 pm
This textbook for senior undergraduate and graduate data mining courses provides a broad yet in-depth overview of data mining, integrating related concepts from machine learning and statistics.

Books Search Engine Marketing Cracked (Viewed: 15568 times)
Mon May 11, 2015 10:27 am
An introduction to Search Engine Optimization (SEO). Covers essential things website developers need to know in designing, building, maintaining, and promoting their websites.

Posted under Information Systems
Tue Mar 11, 2014 7:45 am
This book integrates key concepts behind the technology with practical concerns and real-world applications. It also illustrates how GIS is used to ask questions, inform choices, and guide policy.

Books Python Scientific Lecture Notes (Viewed: 25050 times)
Posted under Python
Thu Mar 06, 2014 7:06 am
Tutorial material on the scientific Python ecosystem, a quick introduction to central tools and techniques. The different chapters each correspond to a 1 to 2 hours course with increasing level of expertise, from beginner to expert.

Fri Feb 07, 2014 7:50 am
This book describes how a large organization uses techniques to focus on the right product and to deeply anchor the idea that less output can deliver more outcomes.

Books The Practice of Parallel Programming (Viewed: 24227 times)
Posted under Parallel Computing
Fri Jan 31, 2014 7:13 am
This book provides an advanced guide to the issues of the parallel and multithreaded programming. It goes beyond the high-level design of the applications, into the details that are often overlooked but vital to make the programs work.

Fri Jan 31, 2014 6:42 am
This book shares solutions to the personal dilemmas that are often faced by the newcomers to the field of professional software development.

Posted under C / C++
Tue Sep 03, 2013 6:12 pm
Lecture notes for an introductory course on programming, using the imperative part of C++. No programming experience is required.

Tue Sep 03, 2013 5:42 pm
An introduction to programming for complete beginners.

Books Learn Ruby The Hard Way (Viewed: 26033 times)
Posted under Ruby
Wed Aug 28, 2013 10:45 am
This book is intended to get beginners start programming in Ruby right away. It is called the "hard way", but it really just requires readers to follow a sequence of simple instructions.

Books Learn Python The Hard Way (Viewed: 27688 times)
Posted under Python
Wed Aug 28, 2013 10:38 am
An introduction to programming in Python. The "hard way" part refers to a way for beginners to acquire Python skills through repetition.

Books andbook! Android Programming (Viewed: 28285 times)
Posted under Android
Tue Aug 06, 2013 6:48 am
An introduction to programming in Android platform for developers with experience in Java programming.

Mon Jul 22, 2013 10:41 am
An introduction to programming and problem solving using the Fortran 95 programming language. This book focuses on an introduction to problem solving and algorithm development.

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