espalier-init SKILL.md skillA

espalier-init from junhanliu-dev/espalier-engineering is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add junhanliu-dev/espalier-engineering/espalier-init@git:20261020.69759d1

Pins git:20261020.69759d1 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
junhanliu-dev/espalier-engineering
Path
skills/espalier-init/SKILL.md
Versions recorded
9
Latest version
git:20261020.69759d1, committed Oct 20, 2026
First version recorded
Aug 6, 2026
Size
44,500 bytes
Repository stars
69
License
MIT

Analyze any existing codebase, discover its patterns and best practices, and generate an Espalier structure (rules, skills, wiki, pipeline) so AI coders produce code matching that project's language and conventions. Greenfield repos take the two-pass Decide-Then-Bind path (/espalier-map charts the conventions, init binds them); boilerplate repos run init normally, then map the product. Wires into Claude Code, Codex, and/or GitHub Copilot (.claude/, .agents/skills/ + .codex/, .github/).

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

# Espalier Init

Discover the actual patterns, conventions, and architecture of an existing codebase, then generate a structured constraint system that ensures AI agents produce code matching those standards.

## When to Use

- "Set up Espalier for this project"
- "Create Espalier structure for my codebase"
- "Make AI code production-ready for this repo"
- "Build agent constraints for this project"
- "/espalier-init"
- "/espalier-init --outside" — install with the `espalier/` tree OUTSIDE the repo (nothing espalier-related committed)

## Flags

| Flag | Effect |
|------|--------|
| `--outside[=<dir>]` | **Outside mode (v0.30).** The `espalier/` tree lives at `<dir>/<name>/espalier/` — default `<dir>` is the project's PARENT directory + `/espalier-main`, created if missing — with its own local git repo (no remote). The project root gets a RELATIVE symlink `espalier -> ../espalier-main/<name>/espalier`, excluded via `.git/info/exclude`. Hooks go to `.claude/settings.local.json`, the instruction section to `CLAUDE.local.md`, every wiring path to the exclude file: the project repo never tracks anything espalier-related, and Stage 7 commits records into the outside repo instead of…
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add junhanliu-dev/espalier-engineering/espalier-init@sha256:c85b48db435e3879

The line at the top of this page pins the label git:20261020.69759d1, 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_am2inzz3gmnhxxev.svg)](https://markdownregistry.com/a/art_am2inzz3gmnhxxev)

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

Versions

The registry has recorded 9 versions of this file, between Aug 6, 2026 and Oct 20, 2026, about one every 9 days.

versioncommittedcommitsizeaudit
git:20261020.69759d1 latest2026-10-20 69759d1 44,500 BA view · diff
git:20261009.ad5a9552026-10-09 ad5a955 40,274 BA view · diff
git:20260918.b0e51f72026-09-18 b0e51f7 40,226 BA view · diff
git:20260915.ae4827e2026-09-15 ae4827e 40,214 BA view · diff
git:20260909.c4dcb352026-09-09 c4dcb35 40,112 BA view · diff
git:20260903.910585f2026-09-03 910585f 39,786 BA view · diff
git:20260818.ff064ba2026-08-18 ff064ba 39,549 BA view · diff
git:20260811.147318d2026-08-11 147318d 38,349 BA view · diff
git:20260806.dfe21252026-08-06 dfe2125 38,007 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 (44500 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

junhanliu-dev/espalier-engineering · 69 stars · license MIT · pushed 2026-10-20 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_am2inzz3gmnhxxev
GET https://markdownregistry.com/api/v1/resolve?ref=junhanliu-dev/espalier-engineering/espalier-init
GET https://markdownregistry.com/api/v1/blob/c85b48db435e38791a69957b875e7ee139b9dbc52f1684ab08a459fc0d053744

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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git:20260909.c4dcb35 · audit A · 69 stars
espalier-migrate SKILL.md skill
junhanliu-dev/espalier-engineering · skills/espalier-migrate/SKILL.md · Migrate an existing harness/espalier install to the current Espalier version — auto-detects which of v0.1→v0.2…
git:20261020.69759d1 · audit A · 69 stars

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