SonarQube - SonarQube, a core component of the Sonar solution, is an open source, self-managed tool that systematically helps developers and organizations deliver Clean Code.

Teachable - Create and sell beautiful online courses with the platform used by the best online entrepreneurs to sell $100m+ to over 4 million students worldwide.

Prettier - An opinionated code formatter

Clever - syncing between education applications for K-12 schools

ESLint - The fully pluggable JavaScript code quality tool

Claroline - Claroline is a collaborative eLearning and eWorking platform.