Sentio
Rust SMTP server with an API, built because they wanted agent inboxes. Linux, Windows, Docker. Now open source.
They ripped out their email stack last year so agents could have real inboxes and send paths. Sentio is that server, now public. Not a wrapper around Gmail.
Related builds
huskmap
Linux tool that finds leftovers AI coding agents leave: worktrees, node_modules, sessions, caches. Sends them to trash, not /dev/null.
Jev macOS Loop
Native Mac clicker for Claude Code and Codex. Jev decides, OmniParser and Apple Vision stay on-device. Apple silicon, BYO token.
Pie
Native macOS GUI for the Pi coding agent. SwiftUI, projects and sessions, diffs beside the chat. MIT.
fx-ui
Native Mac app for Vercel's fx coding agent. Draws every pixel on the GPU through GPUIX. OSS.