WolframAlpha Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, histor
RSSHub Easy to use, and extensible RSS feed aggregator capable of generating RSS feeds from pretty much everything ranging from social media to university departments. (Demo, Source Code) MIT Nodejs/Docker
Razzia Quiz game platform, designed for smaller self-hosted events (alternative to Kahoot!). MIT Nodejs/Docker