Open Web Analytics : Open Web Analytics (OWA) is open source web analytics software that you can use to track and analyze how people use your websites and applications. OW...
Petri : Perti is Wix’s holistic experiment system, it covers the lifecycle of product experimenting including A/B tests and feature toggles.
Lighthouse : Lighthouse is an open-source, automated tool for improving the quality of web pages. You can run it against any web page, public or requiring authenti...
Symfony : Symfony is a set of reusable PHP components and a PHP framework for web projects.
Zulip : Powerful slack-like open source group chat
CryptoZombies is a free, open source, interactive code school that teaches you to build games on Ethereum. The course is designed for beginners to Solidity and starts off with the absolute basics.