Reviewable HTML Workbench plugin

A Claude Code and Codex plugin: the agent builds an HTML doc, you comment on the page, and the agent reads the notes and revises

  • 301 ★ on the repository
  • Last commit
  • MIT
Plugin

Extended access

Why this level

  • Starts a local preview web server that is reachable on your tailnet when Tailscale is present
  • The agent runs the plugin's Python commands and writes HTML, JSON and assets to disk
All reasons and checks

u-ichi/reviewable-html-workbench

Install

In your terminal, with SkillFoxx CLI

npx skillfoxx add plugins/reviewable-html-workbench

Detects the agents on your machine, shows the access level and pins the version.

Other ways to install

Access and checks

How we review

Extended accessThe tool runs code or makes network calls and only reads external data.

  • Starts a local preview web server that is reachable on your tailnet when Tailscale is present
  • The agent runs the plugin's Python commands and writes HTML, JSON and assets to disk

This is third-party code. Review the repository files before installing.

What it does

Reviewable HTML Workbench moves the discussion of a document with the agent into the document itself. The agent builds an HTML bundle with structure, diagrams and images, and you open the preview, select text or an image and leave a comment right there. Comments are stored as JSON tied to the fragment, so nothing is lost between iterations. Each comment thread gets a status: needs_agent_review, needs_user_reply or resolved. It shows whose turn it is. The agent reads the threads waiting on it and replies in the same thread. The finished document exports as one self-contained HTML file. The plugin includes three skills. visual-html-renderer makes formatted HTML with diagrams. reviewable-design-doc builds a design document and runs the revision loop on comments. plan-preview shows a Plan Mode plan as a temporary HTML page before work starts.

Who it is for. For developers and analysts who ask an agent to write design docs, reports and comparisons and want to comment on them inline.

Good fit when

  • The agent prepared a ten-page design doc and notes on specific paragraphs are easier to leave on the page itself
  • You need an HTML report with Mermaid diagrams and images that you can hand to a colleague as one file
  • Before implementation you want to see a Plan Mode plan as a page with phases, dependencies and test coverage
  • You want the agent to read all comment threads itself, reply in them and update the document after your decision

Not a fit when

  • You need a real-time collaborative editor for several people: the plugin runs a loop between you and the agent on a local preview
  • You need to show the preview to colleagues and have no Tailscale: then the page is reachable only on your machine
  • You just want a plain text reply in the chat: the preview loop is overkill for short questions

Example request

Create a design doc about the queue migration in HTML that I can comment on in the browser

Limitations

Python 3.11 or newer is required, with no external packages for the core runtime. The agent calls the Python commands itself, and you work with the preview link in the browser.

Until a thread is resolved the agent does not apply the agreed edits to the document, so resolve threads after discussion. Claude Code's built-in Artifact tool can publish HTML to claude.ai. To keep content local, turn that tool off with the `disableArtifact` setting.

How to disable. Run `claude plugin uninstall reviewable-html-workbench` and remove the marketplace if needed. For Codex remove the plugin with its plugin management command. A running preview server can be stopped with the bin/kill-review-preview.sh script.

FAQ

How do I install Reviewable HTML Workbench in Claude Code?

Run `claude plugin marketplace add u-ichi/reviewable-html-workbench`, then `claude plugin install reviewable-html-workbench`. For local testing use `claude --plugin-dir /path/to/plugin`.

How do I install the plugin in Codex CLI?

Add the marketplace with `codex plugin marketplace add u-ichi/reviewable-html-workbench`, then run `codex plugin add reviewable-html-workbench@reviewable-html-workbench-local`. Codex installs the plugin as a whole, with English and Japanese skill instructions.

What do the comment thread statuses mean?

needs_agent_review means the thread waits for the agent, needs_user_reply waits for you, and resolved is closed. A reply you post after the agent's answer returns the thread to the agent.

How do I get the final document as a single file?

Switch to the clean reading view with no review UI and download the HTML. The file embeds all styles and images and detects the system light or dark theme on its own.

Is the preview available to other people?

The server prefers a Tailscale address and otherwise listens on 127.0.0.1. The plugin rejects a bind to 0.0.0.0, so by default the preview is visible only to you and your Tailscale network.

Discussion

No questions or reviews yet.

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Comparison with similar tools

Entries that share the main search query, and how they differ.

EntryOfficialRepository starsMain difference
Reviewable HTML Workbench (this entry)no301
Human Reviewno1,439visual editing of HTML and Markdown with Google Docs-style comments; here comments drive an agent reply loop with explicit thread statuses
Lavish Editor (lavish-axi)no4,348the agent draws a plan as an HTML page and gets markup from the browser; Workbench adds single-file export and design documents

README in short

The README is built around a generate, review, accept notes, improve loop. Install steps for Claude Code and Codex, a quick start, a skills table and the comment data schemas follow.

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