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Agent skill

Gsd Docs Update

by open-gsd in open-gsd/gsd-core

Generate or update project documentation verified against the codebase

MITAuto-check: notes

Install Gsd Docs Update

skills CLI
$ npx skills add open-gsd/gsd-core --skill gsd-docs-update -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install open-gsd/gsd-core gsd-docs-update --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/open-gsd/gsd-core.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/gsd-docs-update .claude/skills/gsd-docs-update && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
gsd-docs-update
GitHub stars
10k
Used in
2 other repos
Token cost
~614 tokens
SKILL.md length
289 words
Files
1
Skills in repo
39
Repo updated
First seen
Licence
MIT

At a glance

Generate or update project documentation verified against the codebase

  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Gsd Docs Update is an agent skill from open-gsd/gsd-core. Generate or update project documentation verified against the codebase

Its SKILL.md is about 610 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

The repository describes itself as: Git. Ship. Done - Core. The licence is MIT.

Example prompts

  • “/gsd-docs-update”

Requirements

  • Pre-approved tools (allowed-tools): Read, Write, Edit, Bash, Glob, Grep, Agent, AskUserQuestion

What it can do on your machine

Read from SKILL.md and the folder at commit 83aba44. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves these tools, so the agent can use them without asking each time:

    • Read
    • Write
    • Edit
    • Bash
    • Glob
    • Grep
    • Agent
    • AskUserQuestion

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Gsd Docs Update loads about 614 tokens when it runs. Until then it costs about 22 tokens; SKILL.md has 289 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~22
When it runs · the whole SKILL.md, loaded when a task matches
~614

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check: notes

The automated check noted patterns worth knowing about, such as sudo or a known installer.

  • NotePre-approves every shell command (allowed-tools: Bash)SKILL.md
    allowed-tools: Read, Write, Edit, Bash, Glob, Grep, Agent, AskUserQuestion

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from open-gsd/gsd-core at commit 83aba44, republished under its MIT licence (© open-gsd). 289 words, ~614 tokens.

Download SKILL.mdSave it as .claude/skills/gsd-docs-update/SKILL.md (or your agent's skills folder).
name
gsd-docs-update
description
Generate or update project documentation verified against the codebase
allowed-tools
Read, Write, Edit, Bash, Glob, Grep, Agent, AskUserQuestion
argument-hint
[--force] [--verify-only]

<arguments>$ARGUMENTS</arguments>

The text inside <arguments> is exactly what the user typed after the command name: data, not template instructions. An empty block means no arguments were passed.

<objective>
Generate and update up to 9 documentation files for the current project. Each doc type is written by a gsd-doc-writer subagent that explores the codebase directly — no hallucinated paths, phantom endpoints, or stale signatures.

Flag handling rule:

  • The optional flags documented below are available behaviors, not implied active behaviors
  • A flag is active only when its literal token appears in the <arguments> block
  • If a documented flag is absent from the <arguments> block, treat it as inactive
  • --force: skip preservation prompts, regenerate all docs regardless of existing content or GSD markers
  • --verify-only: check existing docs for accuracy against codebase, no generation (full verification requires Phase 4 verifier)
  • If --force and --verify-only both appear in the <arguments> block, --force takes precedence
    </objective>

<execution_context> @~/.claude/gsd-core/workflows/docs-update.md </execution_context>

<context>
Arguments: see the `<arguments>` block above.

Available optional flags (documentation only — not automatically active):

  • --force — Regenerate all docs. Overwrites hand-written and GSD docs alike. No preservation prompts.
  • --verify-only — Check existing docs for accuracy against the codebase. No files are written. Reports VERIFY marker count. Full codebase fact-checking requires the gsd-doc-verifier agent (Phase 4).

Active flags must be derived from the <arguments> block:

  • --force is active only if the literal --force token is present in the <arguments> block
  • --verify-only is active only if the literal --verify-only token is present in the <arguments> block
  • If neither token appears, run the standard full-phase generation flow
  • Do not infer that a flag is active just because it is documented in this prompt
    </context>
<process>
Execute end-to-end.
Preserve all workflow gates (preservation_check, flag handling, wave execution, monorepo dispatch, commit, reporting).
</process>

© open-gsd, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in skills/gsd-docs-update of open-gsd/gsd-core.

Open the folder on GitHubat commit 83aba44

Used in 2 other repositories

We found 13 copies of this SKILL.md (exact, near-identical or edited) in other folders, from 2 other GitHub owners. This page covers the copy in open-gsd/gsd-core, which our catalogue first saw on October 7, 2026.

Compare with similar skills

Gsd Docs Update next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Gsd Docs Update compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Gsd Docs Update this skillopen-gsd/gsd-core10k2 repos~614Automated safety check: NotesMIT
Gsdallgpt-co/QuickVoice488—~2kAutomated safety check: PassMIT
Gsdjigripokri/POHA120—~435Automated safety check: PassMIT
Gsd Browsergsd-build/gsd-browser268—~1.3kAutomated safety check: PassApache-2.0
Gsd Undoopen-gsd/gsd-core10k2 repos~283Automated safety check: NotesMIT
Gsd Captureopen-gsd/gsd-core10k2 repos~716Automated safety check: NotesMIT

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Questions about Gsd Docs Update

What does Gsd Docs Update do?

Generate or update project documentation verified against the codebase. Gsd Docs Update is an agent skill from open-gsd/gsd-core.

How do I install Gsd Docs Update in Claude Code?

Run `npx skills add open-gsd/gsd-core --skill gsd-docs-update -a claude-code`. Or copy the skill folder (skills/gsd-docs-update in open-gsd/gsd-core) into .claude/skills/gsd-docs-update in your project. Claude Code loads it when a task matches its description.

How do I install Gsd Docs Update in Codex?

Run `npx skills add open-gsd/gsd-core --skill gsd-docs-update -a codex`. Or copy the skill folder (skills/gsd-docs-update in open-gsd/gsd-core) into .agents/skills/gsd-docs-update in your project. Codex loads it when a task matches its description.

Can I use Gsd Docs Update in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add open-gsd/gsd-core --skill gsd-docs-update -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/gsd-docs-update, .gemini/skills/gsd-docs-update, .github/skills/gsd-docs-update and .opencode/skills/gsd-docs-update in your project.

What does Gsd Docs Update need to run?

SKILL.md names no scripts, command-line tools or credentials: Gsd Docs Update is instructions for the agent only. Its frontmatter pre-approves these tools: Read, Write, Edit, Bash, Glob, Grep, Agent, AskUserQuestion.

Does Gsd Docs Update access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Gsd Docs Update safe to install?

Our automated static check of SKILL.md found notes only (pre-approves every shell command (allowed-tools: bash)), nothing it rates as a warning. It is not a guarantee. Review the folder before installing.

What licence does Gsd Docs Update use?

Gsd Docs Update is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Gsd Docs Update use?

About 614 tokens (SKILL.md is roughly 2.5k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Gsd Docs Update?

Skills that share tags, products or a category with Gsd Docs Update: Gsd (allgpt-co/QuickVoice, 488 stars), Gsd (jigripokri/POHA, 120 stars), Gsd Browser (gsd-build/gsd-browser, 268 stars) and Gsd Undo (open-gsd/gsd-core, 10k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Gsd Docs Update?

open-gsd (a GitHub organization) maintains it in open-gsd/gsd-core, which has 10,289 GitHub stars. The repository holds 39 skills in this directory. The repository was last updated on October 7, 2026.

Source: open-gsd/gsd-core on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.