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Open catalogue · MIT · no runtime

A prompt gets you a draft. A skill gets you a deliverable.

Portable skills for the artifacts knowledge work actually ships — ADRs, design docs, PRDs, runbooks, threat models, decks, postmortems. Each one is a plain folder you copy into your agent. No runtime, no platform, no transformation on the way in.

57
skills
6
role packs
6
agent tools
0
runtime deps

The problem

Generic agents are fluent about everything and opinionated about nothing.

Ask one for an ADR and it returns a plausible document with five hedged options and no decision. The gap is not model capability — it is that nothing told it what a good ADR refuses to do. Every skilldrop skill carries that judgment with it.

What makes a skill

Every skill ships its own quality bar.

Four things are mandatory before a skill lands, enforced by validate.py in CI — not conventions someone might have followed.

Quality bar

A checkable standard for the output — not adjectives. A skill without one is a description, not a generator.

Anti-patterns

The specific mistakes the skill refuses to make, named and countered with a passing example beside a failing one.

Acceptance evals

Realistic prompts with assertions, plus phrases that should not trigger the skill — so the description stays honest.

Model tier

A provider-neutral light/standard/heavy hint that travels with the skill, so cheap work runs cheap.

Portability

One folder. Every major agent.

Every skill is a plain SKILL.md folder — the Agent Skills open standard — so the same folder runs unchanged across tools; only the directory differs, and several tools deliberately read each other's. Paths below are the ones confirmed in the July 2026 survey.

AgentSkills directoryInstallSupport
Claude Code~/.claude/skills/ · .claude/skills/ skilldrop install native flag
Cursor.cursor/skills/ + a .cursor/rules/*.mdc pointer skilldrop install --ide cursor native flag
Kiro IDE + CLI.kiro/skills/ · ~/.kiro/skills/ skilldrop install --ide kiro native flag
OpenAI Codex.agents/skills/ · ~/.codex/skills/ skilldrop install --dest .agents/skills via --dest
GitHub Copilot.github/skills/ — its CLI also reads .claude/skills/ and .agents/skills/ skilldrop install --dest .github/skills via --dest
Antigravity CLI.agents/skills/ · ~/.gemini/antigravity-cli/skills/ skilldrop install --dest .agents/skills via --dest

Install

Start in one command.

$ npx skilldrop-cli install --pack solution-architect

16 skills a solution architect reaches for, in one command.

$ npx skilldrop-cli install adr-generator --with-related

--with-related also pulls the companions it hands off to.

$ cp -R skills/adr-generator ~/.claude/skills/

No CLI required. The folder is the whole install.

$ npx skilldrop-cli outdated && npx skilldrop-cli update

Skills improve; cp -R never tells you.

Packs

The catalogue.

Start with a role. A pack is a named list — skills never move out of their flat folders, so installing one is the same copy as installing any other.

  • solution-architect

    17 skills

    Design-phase artifacts: diagrams, decision records, design docs, contracts, schemas, threat models, and the reviews that gate them.

    skilldrop install --pack solution-architect

  • product-manager

    13 skills

    Direction to requirements: PR/FAQs, strategy frameworks, OKRs, PRDs, journey maps, story splitting, and success measurement.

    skilldrop install --pack product-manager

  • dev-team

    14 skills

    Build-and-ship loop: story implementation with adversarial review, test plans, triage, migrations, release notes, agent-policy files, and code-quality gates.

    skilldrop install --pack dev-team

  • sre-oncall

    5 skills

    Operate the service: runbooks, observability design, incident communications, postmortems, and capacity/cost models.

    skilldrop install --pack sre-oncall

  • stakeholder-comms

    9 skills

    Non-technical audiences: audience profiling, deck outlines and real .pptx decks, exec summaries, decision logs, and guides.

    skilldrop install --pack stakeholder-comms

  • ai-engineering

    12 skills

    Adopt and build AI systems: readiness assessment, use-case triage, rollout and acceptable-use policy, plus agent loop design, subagent orchestration, spend budgets, agent security review, eval harnesses, AI-usage reporting, and the data contracts AI pipelines depend on.

    skilldrop install --pack ai-engineering

All 57 skills

outcome
pack
tier

Reviewers

Skills generate. Reviewers push back.

Three reviewer subagents ship alongside the skills — each a separate pass, because bug-hunting, exploitability and craft pull in different directions and one merged reviewer dilutes all three. Install the panel in one command and pre-merge-review fires them in parallel wherever your tool has native subagents.

  • code-quality

    subagent

    Craft-and-maintainability reviewer of just-written code. Finds what the next engineer will hate — bad names, tangled structure, duplication, needless complexity, leaky abstractions, dead code, and unreadable control flow. Does NOT hunt for bugs (that's the devils-advocate agent). Delegate to it when code works but you want it to read well before it ships.

    skilldrop install --agent code-quality

  • devils-advocate

    subagent

    Adversarial reviewer of just-written code and tests. Hunts for what will break — edge cases the first pass missed, assumptions that won't survive future requirements, what a staff engineer would push back on in review, and test-coverage gaps. Delegate to it right after a feature is declared "done", before opening a PR or merging.

    skilldrop install --agent devils-advocate

  • security-reviewer

    subagent

    Security reviewer of just-written code and its dependencies. Hunts for exploitable weaknesses in the change — missing authz, injection, secret exposure, SSRF, unsafe deserialization, path traversal, weak crypto, and risky new dependencies. Does NOT hunt general bugs (that's devils-advocate) or model a design's threat surface (that's the threat-model skill). Delegate to it on a diff that touches auth, input handling, data access, external calls, or dependencies — before opening a PR or merging.

    skilldrop install --agent security-reviewer

skilldrop install --panel review — all three, plus the orchestrator that runs them.

Shipped

Still moving.

Every release is a version on npm and a line here. Nothing on this page is a roadmap — it is what already shipped, so it can be checked.

  • 0.11.5

    • Role packs are now installable as Claude Code plugins: /plugin install solution-architect@skilldrop after the same one-line marketplace add. A pack carries the reviewer subagents its own skills delegate to, so dev-team brings the review panel and sre-oncall does not (RFC-0027).
    • Retired the generated agentbundle-catalogue branch and its exporter. It was never documented as an install path, and its publish was gated by a third-party verifier that had moved 24 minor versions since the export was written. Reading agentbundle-shaped catalogues with skilldrop --from <repo> is unaffected.
    • The README skill-count guard no longer misfires on per-pack counts inside a code block.
  • 0.11.4

    • New skill output-hygiene: finds what a machine left in agent-written text — invisible Unicode, non-breaking spaces, homoglyphs, harness-added provenance trailers, trailing chat closers — and separates what is safe to strip from what needs a decision (RFC-0025).
    • The catalogue page now opens with its search box and filters visible instead of hiding all 57 skills behind a disclosure toggle (RFC-0026).
    • Filter state lives in the URL, so a filtered view — one pack, one tier, one outcome — is a link you can send someone.
    • New browse axis: seven outcomes answer "why am I here", alongside the six role packs that answer "who am I".
    • The site shows its own version and its three most recent releases, so a visitor can tell the project is alive.
  • 0.11.3

    • validate.py fails when a shipped skill has no README row, so the catalogue can no longer document less than it ships.
    • Every RFC carries an accurate status, and the pre-commit checklist says which rules are machine-enforced and which are human judgment.

Full changelog →

Copy a folder. Keep the artifact.

Nothing here needs an account, a runtime, or a migration. Install one skill, run it once, and keep it only if the output was worth keeping.