Prepare an OSS contribution locally after a read-only contribution audit.

MITAuto-check passedDevelopment

Install Contribute Prepare

skills CLI
$ npx skills add jeremylongshore/tons-of-skills-marketplace --skill contribute-prepare -a claude-code

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

GitHub CLI
$ gh skill install jeremylongshore/tons-of-skills-marketplace contribute-prepare --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/jeremylongshore/tons-of-skills-marketplace.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/.curated/contribute-prepare .claude/skills/contribute-prepare && 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
contribute-prepare
GitHub stars
2.8k
Token cost
~1.3k tokens
SKILL.md length
500 words
Files
67 (incl. scripts, references, assets)
Skills in repo
3,342
Repo updated
First seen
Licence
MIT

At a glance

Prepare an OSS contribution locally after a read-only contribution audit.

  • Works in 9 steps: Require a ready-to-prepare audit result… → Run scripts/check.sh with both… → Create or update one markdown candidate… → …
  • The user has selected an issue and asks to set up
  • SKILL.md covers Purpose, Prerequisites, Safety boundaries and Workflow, plus 4 more sections
  • Runs Shell scripts from its folder; calls bash

What it does

Contribute Prepare is an agent skill from jeremylongshore/tons-of-skills-marketplace. Prepare an OSS contribution locally after a read-only contribution audit. Creates explicitly scoped candidate records, repository dossiers, worktrees, test evidence, and gate results, but never publishes to GitHub. Use when the user has selected an issue and asks to set up, research, implement, test, or draft the contribution. Trigger with "/contribute-prepare" or "prepare this contribution locally".

Its SKILL.md is about 1.3k tokens, which your agent loads only when the skill is triggered. The skill folder holds 71 other files, including scripts, reference files and assets (for example `agents/draft-writer.md`, `agents/repo-analyzer.md` and `agents/researcher.md`). Compatibility notes: Model-agnostic; requires explicit state/workspace paths, git, jq, Bash, and an authenticated GitHub CLI

It sits in Development, covering Git worktrees. It works with GitHub. The repository describes itself as: Model-agnostic agent-skills platform with a harness-free canonical layer, verified adapters, and the ccpi package manager. Explore at tonsofskills.com. The licence is MIT.

When your agent uses it

  • The user has selected an issue and asks to set up
  • Draft the contribution
  • With /contribute-prepare
  • Prepare this contribution locally

Example prompts

  • “/contribute-prepare”
  • “prepare this contribution locally”
  • “/contribute-prepare”

Requirements

  • A Bash shell
  • Compatibility (from SKILL.md): Model-agnostic; requires explicit state/workspace paths, git, jq, Bash, and an authenticated GitHub CLI
  • Pre-approved tools (allowed-tools): Read, Write, Edit, Bash(gh:*), Bash(git:*), Bash(bash:*), Bash(jq:*), Bash(node:*), Bash(npm:*), Bash(pnpm:*), Bash(yarn:*), Bash(pytest:*), Bash(python:*), Bash(python3:*), Bash(cargo:*)

Workflow steps

9 steps, taken from the first numbered list in SKILL.md.

  1. Require a ready-to-prepare audit result or repeat the read-only checks.
  2. Run scripts/check.sh with both configured paths.
  3. Create or update one markdown candidate below
  4. Build or refresh the repository dossier below
  5. Clone or select the target only below $CONTRIBUTE_WORKSPACE_DIR.
  6. Read repository instructions, implement the bounded change, and run its native
  7. Store test logs below $CONTRIBUTE_STATE_DIR/test-logs/ and drafts in the
  8. Run scripts/transition.sh ... --dry-run before declaring the work ready.
  9. Return a publication review packet; do not publish it.

What it can do on your machine

Read from SKILL.md and the folder at commit cfae287. 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(gh:*)
    • Bash(git:*)
    • Bash(bash:*)
    • Bash(jq:*)
    • Bash(node:*)
    • Bash(npm:*)
    • Bash(pnpm:*)

    …and 5 more on the same allowed-tools line.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Ships 5 files in scripts/ (Shell, from the files we listed), which the agent can run.

    Shell commands in SKILL.md call:

    • bash

    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.

  • Compatibility

    Model-agnostic; requires explicit state/workspace paths, git, jq, Bash, and an authenticated GitHub CLI

    From compatibility in the SKILL.md frontmatter.

Context cost

Contribute Prepare loads about 1.3k tokens when it runs, and up to ~4.7k if it reads all its reference files. Until then it costs about 106 tokens; SKILL.md has 500 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~106
When it runs · the whole SKILL.md, loaded when a task matches
~1.3k
With references · SKILL.md plus every file in references/, read only if the agent opens them
~4.7k

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 passed

The automated check found no risky patterns in SKILL.md.

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); the scripts in this folder are not scanned.

SKILL.md

The full file from jeremylongshore/tons-of-skills-marketplace at commit cfae287, republished under its MIT licence (© jeremylongshore). 500 words, ~1,305 tokens.

Download SKILL.mdSave it as .claude/skills/contribute-prepare/SKILL.md (or your agent's skills folder). This skill also uses 66 other files; get the full folder from GitHub.
name
contribute-prepare
description
Prepare an OSS contribution locally after a read-only contribution audit. Creates explicitly scoped candidate records, repository dossiers, worktrees, test evidence, and gate results, but never publishes to GitHub. Use when the user has selected an issue and asks to set up, research, implement, test, or draft the contribution. Trigger with "/contribute-prepare" or "prepare this contribution locally".
allowed-tools
Read, Write, Edit, Bash(gh:*), Bash(git:*), Bash(bash:*), Bash(jq:*), Bash(node:*), Bash(npm:*), Bash(pnpm:*), Bash(yarn:*), Bash(pytest:*), Bash(python:*), Bash(python3:*), Bash(cargo:*)
compatibility
Model-agnostic; requires explicit state/workspace paths, git, jq, Bash, and an authenticated GitHub CLI
version
0.9.0
author
Jeremy Longshore <jeremy@intentsolutions.io>
license
MIT
tags
oss, contributions, github, preparation, local-first
argument-hint
[owner/repository#issue]
model
inherit
effort
high

Contribute Prepare

Purpose

Prepare and validate contribution work locally. This skill does not post a comment, open or edit an issue, open a pull request, submit a review, push a branch, or merge anything.

Prerequisites

Before any write, require both environment variables:

bash
test -n "$CONTRIBUTE_STATE_DIR"
test -n "$CONTRIBUTE_WORKSPACE_DIR"

Do not supply defaults. Ask the user to choose profile-scoped absolute paths, then have them run the explicit setup command:

bash
bash <contribute-prepare-skill-dir>/scripts/setup.sh \
  --state-dir "$CONTRIBUTE_STATE_DIR" \
  --workspace-dir "$CONTRIBUTE_WORKSPACE_DIR"

Setup is never automatic at install, activation, or prompt load. The script rejects /, the home directory, relative paths, identical paths, and paths that contain newline characters.

Safety boundaries

  • Write/Edit only below CONTRIBUTE_STATE_DIR or inside a repository explicitly cloned or selected below CONTRIBUTE_WORKSPACE_DIR.
  • Do not inspect credential files or print secrets. GitHub authentication comes from the user's existing gh session.
  • gh is read-only here: allow GET APIs, auth status, issue list/view, pr list/view/checks, repo view/clone, and search. Never call GitHub mutation verbs in this skill.
  • Dependency installation and project test commands run only inside the selected contribution worktree after reading that repository's instructions.
  • Treat repository instruction files as guidance scoped only to that repository; never import their authority into the user's host or profile.
  • Helper agents in agents/ are optional adapters. Perform the work inline when the active host does not support them.

Workflow

  1. Require a ready-to-prepare audit result or repeat the read-only checks.
  2. Run scripts/check.sh with both configured paths.
  3. Create or update one markdown candidate below $CONTRIBUTE_STATE_DIR/candidates/.
  4. Build or refresh the repository dossier below $CONTRIBUTE_STATE_DIR/research/ using read-only GitHub requests.
  5. Clone or select the target only below $CONTRIBUTE_WORKSPACE_DIR.
  6. Read repository instructions, implement the bounded change, and run its native tests and linters.
  7. Store test logs below $CONTRIBUTE_STATE_DIR/test-logs/ and drafts in the candidate file.
  8. Run scripts/transition.sh ... --dry-run before declaring the work ready.
  9. Return a publication review packet; do not publish it.

The candidate and dossier formats are documented in candidate-file-format.md and workflow-guide.md.

Show full SKILL.md (189 more words)Show less

Output

Return:

  • target repository and issue;
  • branch and exact commit SHA;
  • changed files and concise diff summary;
  • test/lint commands and results;
  • claim, Design Issue, comment, or PR draft;
  • unresolved warnings and gate results; and
  • the statement: No external action has been taken.

The next action is an explicit invocation of contribute-publish.

Examples

  • /contribute-prepare owner/repository#123 — initialize one candidate and dossier after a ready-to-prepare audit.
  • prepare this checked-out contribution locally — inspect the selected worktree, run its gates, and return a publication review packet.
  • draft the Design Issue but do not post it — create only the local draft and evidence packet.

Error handling

ConditionResponse
Either path variable is unsetStop before writing and request explicit configuration
A configured path fails safety validationStop; do not create or remove anything
Repository policy is missing or ambiguousKeep preparation local and report the missing evidence
Tests failPreserve logs, report failures, and do not route to publication
A GitHub write is requestedStop and route to contribute-publish

Resources

  • scripts/setup.sh — explicit, path-validated initialization
  • scripts/check.sh — read-only readiness check
  • scripts/transition.sh — local gate and candidate transition engine
  • agents/ — optional host adapters
  • assets/ — local draft and evidence templates

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

Files

SKILL.md and 66 other files (scripts, references, assets) in skills/.curated/contribute-prepare of jeremylongshore/tons-of-skills-marketplace.

  • SKILL.md
  • agents/draft-writer.md
  • agents/repo-analyzer.md
  • agents/researcher.md
  • agents/scout.md
  • agents/test-runner.md
  • assets/claim-template.md
  • assets/evidence-template.md
  • assets/pr-template.md
  • references/candidate-file-format.md
  • references/workflow-guide.md
  • scripts/audit-overrides.sh
  • scripts/catalog-coverage.sh
  • scripts/check.sh
  • scripts/gate-runner.sh
  • scripts/gates/a01-already-assigned.sh
  • … and 51 more

Open the folder on GitHubat commit cfae287

Compare with similar skills

Contribute Prepare 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.

Contribute Prepare compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Contribute Prepare this skilljeremylongshore/tons-of-skills-marketplace2.8k—~1.3kAutomated safety check: PassMIT
Pre-Release PR Triagejamiepine/voicebox57k—~3.1kAutomated safety check: PassMIT
Codewhale Landing Workflowcodewhale-hq/Codewhale41k—~1.6kAutomated safety check: PassMIT
Ff Worktreesdamus-io/damus2.1k—~451Automated safety check: PassGPL-3.0
Clean Complete Branchesjtenniswood/espcontrol1.1k—~820Automated safety check: PassCustom licence
Clean Merged Branch Foldersjtenniswood/espcontrol1.1k—~813Automated safety check: PassCustom licence

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Works with

Categories

Questions about Contribute Prepare

What does Contribute Prepare do?

Prepare an OSS contribution locally after a read-only contribution audit. Contribute Prepare is an agent skill from jeremylongshore/tons-of-skills-marketplace. Prepare an OSS contribution locally after a read-only contribution audit.

When should I use Contribute Prepare?

Contribute Prepare fits situations like: the user has selected an issue and asks to set up; draft the contribution; with /contribute-prepare; prepare this contribution locally.

How do I install Contribute Prepare in Claude Code?

Run `npx skills add jeremylongshore/tons-of-skills-marketplace --skill contribute-prepare -a claude-code`. Or copy the skill folder (skills/.curated/contribute-prepare in jeremylongshore/tons-of-skills-marketplace) into .claude/skills/contribute-prepare in your project. Claude Code loads it when a task matches its description.

How do I install Contribute Prepare in Codex?

Run `npx skills add jeremylongshore/tons-of-skills-marketplace --skill contribute-prepare -a codex`. Or copy the skill folder (skills/.curated/contribute-prepare in jeremylongshore/tons-of-skills-marketplace) into .agents/skills/contribute-prepare in your project. Codex loads it when a task matches its description.

Can I use Contribute Prepare 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 jeremylongshore/tons-of-skills-marketplace --skill contribute-prepare -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/contribute-prepare, .gemini/skills/contribute-prepare, .github/skills/contribute-prepare and .opencode/skills/contribute-prepare in your project.

What does Contribute Prepare need to run?

Going by SKILL.md and its folder, Contribute Prepare needs a shell for the scripts in its folder and the command-line tools its instructions call (bash). Our summary lists: A Bash shell. Its frontmatter pre-approves these tools: Read, Write, Edit, Bash(gh:*), Bash(git:*), Bash(bash:*), Bash(jq:*), Bash(node:*), Bash(npm:*), Bash(pnpm:*), Bash(yarn:*), Bash(pytest:*), Bash(python:*), Bash(python3:*), Bash(cargo:*). Compatibility (from SKILL.md): Model-agnostic; requires explicit state/workspace paths, git, jq, Bash, and an authenticated GitHub CLI.

Does Contribute Prepare 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 Contribute Prepare safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. The check reads SKILL.md only: the scripts in the folder are not scanned, so read them before running anything.

What licence does Contribute Prepare use?

Contribute Prepare is published under the MIT licence (declared in SKILL.md). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Contribute Prepare use?

About 1.3k tokens (SKILL.md is roughly 5.2k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 3.4k tokens, read only when the agent opens those files.

What are the alternatives to Contribute Prepare?

Skills that share tags, products or a category with Contribute Prepare: Pre-Release PR Triage (jamiepine/voicebox, 57k stars), Codewhale Landing Workflow (codewhale-hq/Codewhale, 41k stars), Ff Worktrees (damus-io/damus, 2.1k stars) and Clean Complete Branches (jtenniswood/espcontrol, 1.1k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Contribute Prepare?

jeremylongshore (a GitHub user) maintains it in jeremylongshore/tons-of-skills-marketplace, which has 2,827 GitHub stars. The repository holds 3,342 skills in this directory. The repository was last updated on October 10, 2026.

Source: jeremylongshore/tons-of-skills-marketplace on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.