harness Cursor ruleA

harness from harness/harness-skills is a Cursor rule: instructions the Cursor agent follows in that repo.

Install it, pinned
mdr add harness/harness-skills/.cursor/rules/harness.mdc@git:20261014.bc2236d

Pins git:20261014.bc2236d in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 14 of 14 checks passed
Kind
Cursor rule
Repository
harness/harness-skills
Path
.cursor/rules/harness.mdc
Versions recorded
10
Latest version
git:20261014.bc2236d, committed Oct 14, 2026
First version recorded
Mar 9, 2026
Size
16,098 bytes
Repository stars
122
License
Apache-2.0

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Harness Skills

**Scope:** This file configures agents working in this repository and agents that load it from a clone. Plugin installs (Claude Code, Cursor, Codex) and `npx skills add` installs never load it, so runtime rules a skill needs must live in the skill or in a shared file it links (for example `references/fme/`).

This repository contains model-agnostic workflow instructions for AI coding tools working with Harness.io. Most skills use Harness MCP; FME skills also support the Harness CLI for the operations explicitly listed in their Tools tables.

For FME, load the selected SKILL.md, its applicable local references, and `references/fme/tool-map.md` plus `concepts.md`; load `write-safety.md` before writes. Keep shared references accessible when installing/copying skills. Follow the tool map's capability limits and handoff contract: a slash-skill name means read its linked workflow, not assume a model-specific invocation tool. Unsupported operations stop rather than falling back to guessed commands.

## Harness MCP Server
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add harness/harness-skills/.cursor/rules/harness.mdc@sha256:8025fda5862f3f43

The line at the top of this page pins the label git:20261014.bc2236d, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_6r23oct5zf42rxkc.svg)](https://markdownregistry.com/a/art_6r23oct5zf42rxkc)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 10 versions of this file, between Mar 9, 2026 and Oct 14, 2026, about one every 24 days.

versioncommittedcommitsizeaudit
git:20261014.bc2236d latest2026-10-14 bc2236d 16,098 BA view · diff
git:20261006.ceb15422026-10-06 ceb1542 10,238 BA view · diff
git:20261006.133959e2026-10-06 133959e 10,237 BA view · diff
git:20261006.53beb222026-10-06 53beb22 8,627 BA view · diff
git:20261005.f0378902026-10-05 f037890 8,627 BA view · diff
git:20261005.4cb2e892026-10-05 4cb2e89 8,530 BA view · diff
git:20260330.17b02972026-03-30 17b0297 8,436 BA view · diff
git:20260309.d29db082026-03-09 d29db08 8,425 BA view · diff
git:20260309.ca93dbf2026-03-09 ca93dbf 8,506 BA view · diff
git:20260309.ee9cca72026-03-09 ee9cca7 8,675 BA view

Audit of the latest version

A  14 of 14 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Size between 200 bytes and 200 KB (16098 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

harness/harness-skills · 122 stars · license Apache-2.0 · pushed 2026-10-14 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_6r23oct5zf42rxkc
GET https://markdownregistry.com/api/v1/resolve?ref=harness/harness-skills/.cursor/rules/harness.mdc
GET https://markdownregistry.com/api/v1/blob/8025fda5862f3f430528067e24fd8584fc336b9238899a39c7039ef7c6843aed

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: Cursor rules vs AGENTS.md · which agent file does what.

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