GitHub Polls - Polls for GitHub issues and readme
OpenGrok - OpenGrok is a fast and usable source code search and cross reference engine.
Octotree - Github on steroids
Sourcegraph - Sourcegraph is a free, self-hosted code search and intelligence server that helps developers find, review, understand, and debug code. Use it with any Git code host for teams from 1 to 10,000+.
Metaverse - Democratized augmented reality platform: AR for everyone!
DXR - Powerful code search for large codebases.