Tynker - Game Worlds for Kids to Learn Programming
Camunda - The Universal Process Orchestrator
CodeCombat - Learn programming with a multiplayer live coding strategy game.
SyncTree - SyncTree is a SaaS-based Super Connecting Platform that connects any services you want
StackHive - Design, develop or publish websites right from your browser
jBPM - jBPM is a flexible Business Process Management (BPM) Suite.