Drawpile is an r/place like program that allows people, regardless of artistic skill (or lack thereof), to draw on a shared canvas. The program can be downloaded here: https://drawpile.net/. If you're on the Discord server, feel free to react to the Drawpile role 🎨 in #peranan to get pinged for the latest Drawpile news and sessions. - Source: Reddit / 2 months ago
Ffmpeg is a free (GPL) program and library that does pretty much everything video-related, from recording to editing. It has some learning curve for things beyond just converting a file 1:1, but as a library, many programs such as OBS, Blender, Shotcut, Drawpile and KDEnLive implements it for tasks such as rendering and recording videos out of them. - Source: Reddit / 1 day ago
skribbl - Word guessing based on drawing.
Aggie.io - Draw a picture together with your friends in real-time over the internet in your browser.
gartic.io - Draw, guess, and win!
Krita - Krita is a professional FREE and open source painting program. It is made by artists that want to seaffordable art tools for everyone. Concept art. texture and matte painters, illustrations and comics.
Drawesome.uy - Offers both Drawing & Guessing games as well as collaborative drawing lobbies.
FlockMod - Flockmod is a free real time online group drawing app with all the bells and whistles.