tailr-review SKILL.md skillA

tailr-review from gcrft123/tailr is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add gcrft123/tailr/tailr-review@git:20261006.83acabe

Pins git:20261006.83acabe in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
gcrft123/tailr
Path
skills/tailr-review/SKILL.md
Versions recorded
6
Latest version
git:20261006.83acabe, committed Oct 6, 2026
First version recorded
Sep 6, 2026
Size
10,669 bytes
Repository stars
7
License
MIT

The Tailr review loop — wait for the reviewer's batch of visual markup on the running dev server, apply each mark, and report it as it lands. Use whenever a Tailr session is running or being started, whenever a batch of marks arrives, and whenever the user talks about marking up the app, the review URL, or handing you visual feedback from the browser.

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

# Tailr — the review loop

Tailr lets the person you are working with mark up their running dev server in
the browser — click an element, say what is wrong — and hand you every mark at
once as a batch. You apply the batch and report each mark as it lands.

The rules below are the whole protocol. They are the same rules `tailr init`
writes into a project's `AGENTS.md` / `CLAUDE.md`; this plugin carries them
instead, so nothing in the user's repository has to be edited.

<!-- tailr:start -->

## Tailr — visual markup from the reviewer

The reviewer marks up the running app in the browser and hands you the changes
as one batch. Check whether a session is up with `status` (exit 2 means none).
If one is already running, don't start another and don't hand out the review URL
again — pick the loop up where it stands. If there isn't one, start it — `start`
detaches inside Tailr and returns once the review URL is ready, so do not
background the command yourself and do not touch files under `.tailr/`:

    npx tailr start --target http://localhost:<dev server port>

It prints a review URL (usually http://localhost:4100). Tell the reviewer to use
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add gcrft123/tailr/tailr-review@sha256:773a6f4d99fdef16

The line at the top of this page pins the label git:20261006.83acabe, 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_d6rsyfgte4ifq75u.svg)](https://markdownregistry.com/a/art_d6rsyfgte4ifq75u)

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

Versions

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

versioncommittedcommitsizeaudit
git:20261006.83acabe latest2026-10-06 83acabe 10,669 BA view · diff
git:20260913.90ad8a42026-09-13 90ad8a4 9,700 BA view · diff
git:20260913.559ea732026-09-13 559ea73 9,413 BA view · diff
git:20260907.6b54c972026-09-07 6b54c97 9,535 BA view · diff
git:20260907.743898e2026-09-07 743898e 9,240 BA view · diff
git:20260906.4ab2a672026-09-06 4ab2a67 8,671 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 (10669 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

gcrft123/tailr · 7 stars · license MIT · pushed 2026-10-08 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_d6rsyfgte4ifq75u
GET https://markdownregistry.com/api/v1/resolve?ref=gcrft123/tailr/tailr-review
GET https://markdownregistry.com/api/v1/blob/773a6f4d99fdef165beb817cb3cd442d88ad6c687e9cc13027b309d6e890f84b

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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DESIGN.md DESIGN.md file
gcrft123/tailr · DESIGN.md · One small dark object at the corner of someone else's app that changes shape to match its state.
git:20261007.c7f2d63 · audit A · 7 stars
config SKILL.md skill
gcrft123/tailr · plugin/skills/config/SKILL.md · Read or change the reviewer's Tailr settings — the key they hold to mark, and whether Tailr makes a sound. Invoke with…
git:20260906.c40b683 · audit A · 7 stars
review SKILL.md skill
gcrft123/tailr · plugin/skills/review/SKILL.md · The Tailr review loop — wait for the reviewer's batch of visual markup on the running dev server, apply each mark, and…
git:20261006.83acabe · audit A · 7 stars
start SKILL.md skill
gcrft123/tailr · plugin/skills/start/SKILL.md · Start a Tailr session against the running dev server and begin watching for the reviewer's first batch of visual…
git:20260907.6b54c97 · audit A · 7 stars
tailr-config SKILL.md skill
gcrft123/tailr · skills/tailr-config/SKILL.md · Read or change the reviewer's Tailr settings — the key they hold to mark, and whether Tailr makes a sound. Invoke with…
git:20260906.4ab2a67 · audit A · 7 stars
tailr-start SKILL.md skill
gcrft123/tailr · skills/tailr-start/SKILL.md · Start a Tailr session against the running dev server and begin watching for the reviewer's first batch of visual…
git:20260907.6b54c97 · audit A · 7 stars

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