awesome-herdr: Instructions file for Codex

AGENTS.md

awesome-herdr AGENTS.md is an instructions file for Codex, OpenCode from yigitkonur/awesome-herdr. It costs 1,272 tokens per session, scanned A, original, MIT.

Writing and maintenance rules for Herdr, a plain-English catalogue of developer tools and their instructions. They define a minimal layout, quick navigation, direct wording, and a one-to-two-sentence limit for entries.

In plain words
What is it for?
Use them when adding or editing catalogue entries, writing descriptions, choosing wording, or maintaining the README and its navigation.
Why use it?
They help keep catalogue entries short, consistent, easy to scan, and free of exaggerated claims or unnecessary onboarding material.

Instructions file for CodexOpenCode

Written for Codex and OpenCode: the file is AGENTS.md. Also seen: mentions subagents; mentions Claude Code; mentions AGENTS.md.

This is yigitkonur/awesome-herdr's own configuration. It tells Codex and OpenCode how to work on awesome-herdr itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything awesome-herdr configures →

Reuse

Borrowing it

Nothing to install: this file belongs to yigitkonur/awesome-herdr. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/yigitkonur/awesome-herdr/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/yigitkonur/awesome-herdr

Made for: Codex, OpenCode.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for awesome-herdr AGENTS.md

README.md
[![agentmods](https://agentmods.dev/badge/instructions/yigitkonur/awesome-herdr/agents-md/github.svg)](https://agentmods.dev/instructions/yigitkonur/awesome-herdr/agents-md)
Your own site
<a href="https://agentmods.dev/instructions/yigitkonur/awesome-herdr/agents-md"><img src="https://agentmods.dev/badge/instructions/yigitkonur/awesome-herdr/agents-md/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

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Your own site · 80×15
<a href="https://agentmods.dev/instructions/yigitkonur/awesome-herdr/agents-md"><img src="https://agentmods.dev/badge/instructions/yigitkonur/awesome-herdr/agents-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 1,272 This file is loaded in full into every session.
When invoked 1,272 The same file — it is already loaded in full.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.01272 $0.01272
Opus 5.5 $0.00509 $0.00509
Sonnet 5.5 $0.00254 $0.00254
Haiku 4.5 $0.00127 $0.00127

Measured 1mo ago against content hash 35d05dc93f9e, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

awesome-herdr AGENTS.md scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

AGENTS.md · 132 lines

How it starts

The opening of the file, as written. The whole thing — 132 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AGENTS.md

Working rules and language guidelines for anyone — human or agent — editing this repository. It is a curated, plain-English index of the Herdr ecosystem. Keep it lean, minimalist, and immediately useful.


1. Project Philosophy & Minimalist Structure

  • No Onboarding Tutorials: Do not add introductory installation essays, "how to choose your layer" tables, or getting-started walkthroughs to the catalog root. Keep the README strictly minimalist: title, official links, Table of Contents with counts, and direct jump links into the tables.
  • Fast Jump Navigation: Readers should jump straight to the relevant problem domain from the Table of Contents in 1 click.

2. Project Language & Voice Values

The language of this catalog must be simple, direct, and developer-friendly:

2.1. Plain-English, Verb-First Prose

  • Lead with active verbs (Adds, Teaches, Runs, Maps, Monitors, Filters, Connects, Orchestrates, Embeds, Extends, Dispatches).
  • Avoid passive constructions, convoluted em-dash chains, and marketing buzzwords ("ultimate", "blazing fast", "revolutionary").
  • State clearly what a Herdr user can do with the tool, not a laundry list of generic features.

2.2. The 1–2 Sentence Rule

Every project entry must be strictly 1 or 2 concise sentences:

  • Sentence 1: What the tool specifically does for a Herdr user.
  • Sentence 2 (optional): Key capabilities, supported models/agents (Claude, Pi, Codex, OpenCode), or notable workflows.

2.3. Subcategory Header & Table Standards

Every subcategory begins with a count and a 1-sentence summary, followed by a clean 2-column markdown table:

### Multi-agent fleets and supervisors

*20 projects. Higher-level systems that coordinate several agents, roles, tasks, or repositories.*

| Project | What it does |
|---|---|
| [**owner/repo**](https://github.com/owner/repo) | Plain-English explanation of what the tool does and who it is for. |

Read the full file on GitHub · 132 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago Changed · +6 lines · +71 tokens per session 35d05dc93f9e
  2. 2mo ago First seen · 126 lines · 1,201 tokens per session scan A bfb5ae03914c

Subscribe to this mod's changes

awesome-herdr AGENTS.md is an instructions file published in the GitHub repository yigitkonur/awesome-herdr (285 stars, last pushed 1mo ago), licensed MIT. It adds 1,272 tokens to every session, about $0.0051 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

Related

awesome-herdr AGENTS.md compared with instructions from other repositories

awesome-herdr AGENTS.md next to 6 instructions from other repositories
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vscode copilot-instructions.mdmicrosoft/vscodeInstructions file195kyesterdayMITA3,093GitHub Copilot
deepseek-harness AGENTS.mddeepseek-ai/deepseek-harnessInstructions file274k2d agoMITA4,313Codex, OpenCode