- [Cloud9](https://aws.amazon.com/cloud9) - Your development environment, in the cloud. ([Source code](https://github.com/c9/core)) `⊘ Proprietary``Nodejs`
- [JIRA](https://www.atlassian.com/software/jira) - Professional and extensible issue tracker. `⊘ Proprietary``Java`
- [Sentry Self-Hosted](https://github.com/getsentry/self-hosted) - Powerful error tracking platform with wide language support and a robust API. ([Source Code](https://github.com/getsentry/sentry)) `BUSL-1.1``Python/Django`