caveman-compress SKILL.md skillA

caveman-compress from bjornmelin/dev-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add bjornmelin/dev-skills/caveman-compress@git:20260728.3aaa44b

Pins git:20260728.3aaa44b in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
bjornmelin/dev-skills
Path
skills/caveman-compress/SKILL.md
Versions recorded
3
Latest version
git:20260728.3aaa44b, committed Jul 28, 2026
First version recorded
Apr 18, 2026
Size
5,063 bytes
Repository stars
8
License
none declared

Compress prose-heavy docs into caveman format while preserving technical substance, code, paths, URLs, and structure.

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

# Caveman Compress

## Purpose

Compress docs and natural language files such as `AGENTS.md`, todos, preferences, and repo notes into caveman-speak to reduce input tokens. Work directly in the active Codex session. Do not create backup files by default.

## Trigger

`/caveman:compress <filepath>` or when the user asks to compress a memory file.

## Discovery

- Inspect current repo first when the user does not name files.
- Use `git status --porcelain` and `git diff --name-only` to find changed files.
- Use `rg` and `find` for nearby docs, plus bounded semantic matching for likely prose neighbors.
- Prefer repo-owned docs and notes by default. Allow explicit outside-repo paths when named.
- Use `request_user_input` for ambiguous or lower-confidence candidates and include scored recommendations.

## Process

1. If the user names specific files, compress those directly.
2. If the target is a repo sweep, compress matching docs from the candidate set discovered above.
3. Map changed files to nearby docs with path, stem, README/AGENTS/docs conventions, and bounded semantic search.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add bjornmelin/dev-skills/caveman-compress@sha256:66f41d7f91413f67

The line at the top of this page pins the label git:20260728.3aaa44b, 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_n7h2rtus7c6aesif.svg)](https://markdownregistry.com/a/art_n7h2rtus7c6aesif)

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

Versions

The registry has recorded 3 versions of this file, between Apr 18, 2026 and Jul 28, 2026, about one every 50 days.

versioncommittedcommitsizeaudit
git:20260728.3aaa44b latest2026-07-28 3aaa44b 5,063 BA view · diff
git:20260418.fa164d12026-04-18 fa164d1 4,968 BA view · diff
git:20260418.44a42fe2026-04-18 44a42fe 5,180 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (5063 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

bjornmelin/dev-skills · 8 stars · license none declared · pushed 2026-10-27 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_n7h2rtus7c6aesif
GET https://markdownregistry.com/api/v1/resolve?ref=bjornmelin/dev-skills/caveman-compress
GET https://markdownregistry.com/api/v1/blob/66f41d7f91413f67d68927db6a81d5f78e52d81696fba8741149d8003f562125

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: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in bjornmelin/dev-skills

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