Deed
Contract-first language and MCP server for capability-aware code and patch review.
Install
Cargostdio
cargo install deed-lang Client config (Claude Desktop, Cursor, Windsurf and most MCP clients)
{
"mcpServers": {
"io-github-deed-lang-deed": {
"command": "cargo",
"args": [
"install",
"deed-lang"
]
}
}
} Source: official MCP Registry record · registry name io.github.deed-lang/deed · published 2026-08-14 · updated 2026-08-14. Not an endorsement; review the code before connecting it to anything sensitive.