Algorithmia - Algorithmia makes applications smarter, by building a community around algorithm development, where state of the art algorithms are always live and accessible to anyone.

Lichess - The complete chess experience, play and compete in tournaments with friends others around the world.

Weights & Biases - Developer tools for deep learning research

Lucas Chess - The aim is to play chess against the computer with increasing levels of difficulty and with a...

neptune.ai - Neptune brings organization and collaboration to data science projects. All the experiement-related objects are backed-up and organized ready to be analyzed and shared with others. Works with all common technologies and integrates with other tools.

Chess.com - Play chess on Chess.