If you want to find out more about using DevOps practices on open source projects, take a look at the following resources:
- GitHub Essentials, Achilleas Pipinellis published by Packt Publishing: https://www.packtpub.com/in/web-development/github-essentials-second-edition
- Travis CI complete documentation: https://docs.travis-ci.com/