Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
TiddlyMap - An interactive concept- and mind-mapping plugin for the personal note-taking software TiddlyWiki based on the Vis.js library. It's free and open-source!
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Minzel - Minzel is a beautiful and free mindmapping tool built for creatives and gives you the power to...
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.
Wisdomap - Wisdomap Medicine is a study aid that helps medical students create differential diagnoses and suitable management plans from a presenting complaint and structured revision notes.