Free Software Model

Revenue for Free Software

Source code developed by everyone.
Revenue generated by software services.

Quality

Community of competent programmers.
Peer review of code.
Quick fixes of bugs.
Release early, release often.

Open Source vs. Free Software

Open Source - Eric Raymond.
Free Software - Richard Stallman.
Free Software uses Gnu Public License (GPL).
Open source software is not typically release under GPL.
Most projects released under GPL.

Open Standards

Avoid proprietary standards to prevent monopoly and stifle innovation.