Deed MCP Server

A contract-first language where a function signature is a promise the compiler checks.

People who need developer tools tools inside Claude, Cursor, VS Code, or another MCP client. The project is written in Rust.

VERIFIED ACTIVE

LAST COMMIT 2026-08-14 · ★ 8 · #130 OF 139 MAINTAINED DEVELOPER TOOLS · VERIFIED 2026-08-25

Apache-2.0 · Rust servers · how we verify → /methodology

01 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

repo age created 2026-07-25 - young repo, little track record yet

license Apache-2.0 - declared in the repository

registry namespace io.github.deed-lang is GitHub-verified and matches the repo owner

02 · What Deed can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v0.2.13 · 2026-08-14

Programs that used to compile and no longer do · None yet. · Language · None yet. · Diagnostics · None yet. · Standard library · None yet. · Tools · Cargo packages, release archives and the VS Code extension are…

v0.2.12 · 2026-08-14

Programs that used to compile and no longer do · None yet. · Language · None yet. · Diagnostics · None yet. · Standard library · None yet. · Tools · The declared minimum Rust toolchain is now 1.88, matching the…

v0.2.11 · 2026-08-14

Programs that used to compile and no longer do · None yet. · Language · A call can be written through something other than a name. Both engines used · to refuse it, and both accepted the same value one line earlier…

03 · Who maintains Deed

Deed is maintained by deed-lang. It's the only MCP server we track from this author; the repo dates to Jul 2026.

04 · Facts

category
developer tools - ranked #130 of 139 actively-maintained developer tools servers as of 2026-08-25.
release cadence
10+ releases in the last 90 days (latest 2026-08-14)
registry
io.github.deed-lang/deed (active, first published 2026-08-14 · 2 versions)
packages
cargo:deed-lang

05 · Deed FAQ

What is Deed?

A contract-first language where a function signature is a promise the compiler checks.

Is Deed still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-14 and it shipped 10+ releases in the last 90 days. We re-verify nightly.

06 · Alternatives to Deed