BuzzSumo - BuzzSumo allows you to discover the most shared links and key influencers for any topic. It's free to use and you can run a search in seconds!
PuTTY - Popular free terminal application. Mostly used as an SSH client.
Social Status - Automate your social media reporting
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
Keyhole - Keyhole is a real-time hashtag tracker for Twitter, Instagram and Facebook. Its visual dashboard is simple, beautiful and shareable!
iTerm2 - A terminal emulator for macOS that does amazing things.