AGENTS.mdA

AGENTS.md from cecilapp/cecil is an AGENTS.md file: the standing instructions coding agents read in that repo.

Install it, pinned
mdr add cecilapp/cecil/AGENTS.md@git:20261028.47610bd

Pins git:20261028.47610bd in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 14 of 14 checks passed
Kind
AGENTS.md file
Repository
cecilapp/cecil
Path
AGENTS.md
Versions recorded
10
Latest version
git:20261028.47610bd, committed Oct 28, 2026
First version recorded
May 30, 2026
Size
5,610 bytes
Repository stars
299
License
EUPL-1.2

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

# Cecil - Agent Instructions

Short, actionable instructions for coding agents working in this repository.

## Start Here

- Project overview and usage: [README.md](README.md)
- Contribution process: [CONTRIBUTING.md](CONTRIBUTING.md)
- Command reference: [docs/commands/index.md](docs/commands/index.md)
- Architecture: [docs/developers/3-architecture.md](docs/developers/3-architecture.md)
- Extension mechanism (generators, Twig extensions, post-processors, events, plugins): [docs/developers/1-extend.md](docs/developers/1-extend.md)
- Code review guidelines: [REVIEW.md](REVIEW.md)
- If any of the linked reference files are missing or unreadable, stop and notify the user before proceeding, as the missing document may contain requirements critical to the task.

## Critical Commands

- Install dependencies: `composer install`
- Run full quality checks: `composer code` (runs `code:analyse`, `code:md`, `code:fix`, `code:style` and `code:twig`; note that `code:fix` rewrites files)
- Static analysis (PHPStan level 8): `composer code:analyse`
- Mess detection (PHPMD): `composer code:md`
- Style checks (PHP_CodeSniffer): `composer code:style`
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add cecilapp/cecil/AGENTS.md@sha256:bf60d0422199c988

The line at the top of this page pins the label git:20261028.47610bd, 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_ur6fbvsqlg5qohsv.svg)](https://markdownregistry.com/a/art_ur6fbvsqlg5qohsv)

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

Versions

The registry has recorded 10 versions of this file, between May 30, 2026 and Oct 28, 2026, about one every 17 days.

versioncommittedcommitsizeaudit
git:20261028.47610bd latest2026-10-28 47610bd 5,610 BA view · diff
git:20261022.a7e3bf42026-10-22 a7e3bf4 4,919 BA view · diff
git:20261022.7944bed2026-10-22 7944bed 4,628 BA view · diff
git:20261011.cb88d582026-10-11 cb88d58 3,705 BA view · diff
git:20260922.dad14202026-09-22 dad1420 3,165 BA view · diff
git:20260828.396dcd42026-08-28 396dcd4 3,226 BA view · diff
git:20260823.73f68262026-08-23 73f6826 3,055 BA view · diff
git:20260615.a6ee20f2026-06-15 a6ee20f 3,055 BA view · diff
git:20260608.63a06a52026-06-08 63a06a5 2,870 BA view · diff
git:20260530.45ad28d2026-05-30 45ad28d 1,923 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 (5610 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

cecilapp/cecil · 299 stars · license EUPL-1.2 · pushed 2026-11-01 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_ur6fbvsqlg5qohsv
GET https://markdownregistry.com/api/v1/resolve?ref=cecilapp/cecil/AGENTS.md
GET https://markdownregistry.com/api/v1/blob/bf60d0422199c98822093b5249f06972c9ad9998c68f92b16c0ef7220a872c6b

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: how to write a good AGENTS.md · AGENTS.md vs CLAUDE.md · which agent file does what.

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