Contribute

- DevOps

 = Design
 = Develop
 = Test
 = Deployment

- Documentation

 = User guide
 = Dev guide
 = Issue tracking
 = Blogs

- Localization & Internationalization

 = Prepare codebase for l10n
 = localize strings to target languages

- Support

 = Help people migrating to free software
 = Answer queries in forums

- Speaking & Training

 = Create interactive course content
 = Speak on a concept/course