Each chapter of The Performance of Open Source Applications is written by real developers who have had to make an existing system faster or who had to design something to be fast in the first place.
Free Open Source Books
“Coding Freedom: The Ethics and Aesthetics of Hacking”, by Gabriella Coleman, is free to download in pdf format. Who are computer hackers? What is free software? And what does the emergence of a community dedicated to the production of free and open source software–and to hacking as a technical, aesthetic, and moral project–reveal about the fraught contemporary politics of intellectual law?
This is “Free as in Freedom 2.0: Richard Stallman and the Free Software Revolution”, a revision of Free as in Freedom: Richard Stallman’s Crusade for Free Software. It’s available in pdf format from Free Software Foundation.
The second edition of “Free Software Free Society: Selected Essays of Richard M. Stallman” is available as a pdf download from Free Software Foundation.
“The Architecture Of Open Source Applications” is free to read online. If you are a junior developer, and want to learn how your more experienced colleagues think, this book is the place to start. If you are an intermediate or senior developer, and want to see how your peers have solved hard design problems, this book can help you too.
Free 365 page eBook “Tools and utilities in free software” from Free Technology Academy. This book will introduce learners to some of the programs designed for the desktop environments of end users.
Free online book “The Daemon, the Gnu, and the Penguin” by Peter H. Salus. In addition to covering a history of free and open source, The Daemon, the Gnu, and the Penguin explores how free and open software is changing the world. It is authored by Peter H. Salus, a noted UNIX, open source, and Internet historian and author of A Quarter Century of UNIX and Casting The Net and other books.
Free eBook “Implementation of Free Software Systems” from Free Technology Academy. This book looks in detail at the methodology used to implement free software systems in organisations and generic scenarios, establishing the main features that will guide the project and its development.
Free eBook “Legal Aspects of the Information Society” from Free Technology Academy. This book contains fundamental information for those who want to understand Free Software and how to contribute and benefit from it in a safe and legal way.
Download free eBook “Getting Started with Open Source Development” from IBM. This ebook is a good starting point for beginners to the open source world.