Streamlabs Chatbot - Streamlabs Chatbot is a chat bot for Twitch, YouTube Gaming, and Mixer.
vym - VYM (View Your Mind) is a tool to generate and manipulate maps which show your thoughts.
Mix It Up - Mix It Up Is A Free, Full Featured, Community Driven, Open-Source Streaming Bot Developed Exclusively For The Mixer Streaming Platform
Linked Ideas - A macOS/iOS apps to treat ideas as links of concepts.
StreamElements - An all-in-one toolkit to help streamers grow 📹
Freeplane - Freeplane is a powerful and free software for building mind maps.