Sandcastle is another approach for running Coding Agents in sandboxes, but in a style that is very configurable but with a quickstart kind of setup. See the video on twitter for a demo.
markdownfs is intriguing. It’s a “concurrent markdown database” with git-like features designed for Coding Agents to collaborate with local speed and no rate limits.
nono is a multi-platform tool for sandboxing AI agents.
Cursor Camp is the latest amazing bit of work from Neal Agarwal. Spend a few minutes just exploring a fun little world.