I've been working on https://github.com/hobochild/clementine, it's a self-hosted graphql anayltics platform. Basically a "free" replacement of Apollo manager.

Also starting to work on a slack alternative for small business. I've found alot of companies are using Whatsapp group chats for business and I think there maybe a market. You can read my initial thoughts here. https://hobochild.com/posts/chat