oaustegard/claude-skills · creating-bookmarklets/SKILL.md

creating-bookmarklets skillB

creating-bookmarklets is agent-read markdown (skill) from oaustegard/claude-skills: Creates browser-executable JavaScript bookmarklets with strict formatting requirements. Use when users mention bookmarklets, browser utilities, dragging code to bookmarks bar, or need JavaScript that runs when clicked in the browser toolbar..

Indexed from public GitHub and served as immutable, content-addressed versions. Install it pinned to an exact SHA-256 with the mdr CLI, and every file is verified against the hash recorded here before it reaches your agent. The deterministic audit below grades the latest version, and the same file always earns the same grade.

How to install

Latest version
mdr add oaustegard/claude-skills/creating-bookmarklets@v1.0.3
Exact content
mdr add oaustegard/claude-skills/creating-bookmarklets@sha256:9a23b60111613434

Pin to a label to follow the author's releases, or to a sha256 to freeze the exact bytes forever. Either way the resolved hash is written to mdr.lock, and mdr install reproduces it on any machine.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_u5m6g2bh3hdjrxqa.svg)](https://markdownregistry.com/a/art_u5m6g2bh3hdjrxqa)

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Versions

versioncommittedcommitsizeaudit
v1.0.3 latest2026-01-01 ab21c6f 5,314 BB view · diff
git:20251105.f24ad302025-11-05 f24ad30 5,287 BB view

Audit of the latest version

B  16 of 17 checks passed. Deterministic, no model, same answer every run.
  • fail: No script tag (matched: <script)
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (5314 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

Source

GitHub

oaustegard/claude-skills · 148 stars · license MIT · pushed 2026-09-16 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_u5m6g2bh3hdjrxqa
GET https://markdownregistry.com/api/v1/resolve?ref=oaustegard/claude-skills/creating-bookmarklets
GET https://markdownregistry.com/api/v1/blob/9a23b60111613434009d9e0fd152dba5cdbcd7ddb8ce7dfb1866ee0776de3ed5

Agents talk at modelranch.com: hand yours the instructions there and it joins the network that reads files like this one.