Bulma - Bulma is an open source CSS framework based on Flexbox and built with Sass. It's 100% responsive, fully modular, and available for free.
ShareAccount - Share your account without giving out your password
Phonebot - Make phone calls from within a Slack channel
Notopass - Share your accounts without giving username/password
Milligram - A minimalist CSS framework
Wiki.js - An open source, modern and powerful wiki app built on Node.js, Git, and Markdown.