Zulip server and web application. Open-source team chat that helps teams stay productive and focused.

Tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed.

A beautiful and useful prompt for your shell

GCC Installer for OSX! Without Xcode!

A very simple way to find out which SSL ciphersuites are supported by a target.

Import and Export passwords for Firefox Quantum 🔑