Linting and formatting

Scans React code for lint, accessibility, bundle size and architecture issues, reports a health score and checks that changes do not lower it.

makeplane/plane

A skill your agent uses when a user says "minimize this ty ecosystem change", "reproduce this ecosystem result", "investigate a primer difference", "investigate a mypyprimer difference"…

astral-sh/ruff

Installs, updates or migrates the vendored anti-slop Oxlint plugin in a repository, keeping local rule changes and the plugin's license and provenance files.

dmmulroy/anti-slop

Start and persistently pursue a goal to babysit an SGLang pull request until selected GitHub Actions workflows pass on the latest PR head.

sgl-project/sglang

Guide for writing idiomatic Rust code based on Apollo GraphQL's best practices handbook.

farm-fe/farm

A skill your agent uses when a user says "summarise ecosystem results", "summarize this ty ecosystem report", "what changed in this ecosystem run?", or asks to summarise or summarize ty ecosystem…

astral-sh/ruff

This skill should be used when the user is writing Go code and needs guidance on Go-specific pedantry: error wrapping with fmt.Errorf and %w, interface design (accept interfaces return structs)…

chromedp/chromedp

Run Kedro's local lint / format / type-check / tests on changed files (uses the project's pre-commit hooks, ruff, mypy, pytest, lint-imports, detect-secrets, Make targets — in the right venv), or…

kedro-org/kedro

A skill your agent uses to analyze how a Laravel application is actually written and record its conventions as shared rules.

anonaddy/anonaddy

A skill your agent uses when a Biome change may affect users and you must decide whether it needs a changeset, choose the release level, or create and edit .changeset/.md release-note text.

biomejs/biome

Fix a failing citusdata/citus check-style job by running make reindent with the exact uncrustify/citusindent versions the currently checked-out branch pins (read from its own STYLEGUIDE.md and its…

citusdata/citus

Rules for writing and editing markdown in the WooCommerce repository, with the project's markdownlint settings for headings, lists and code blocks.

woocommerce/woocommerce

A playbook for fixing ESLint and TypeScript errors in the OpenObserve web frontend, with rule-by-rule guidance and typing conventions.

openobserve/openobserve

Checklist for wiring a new linter into Opik's Code Quality pipeline: the four files to edit, the silent-failure gotchas and the pass/fail verification loop.

comet-ml/opik

A skill your agent uses when a user asks to wobble ty constraint ordering, check constraint-set or TDD ordering determinism, test reversed constraint/typevar IDs, or investigate nondeterministic ty…

astral-sh/ruff

Commits changes in the Saleor codebase and works through pre-commit hook failures from ruff, mypy, the GraphQL schema check and the migrations check.

saleor/saleor

A skill your agent uses whenever writing or editing Rust //, ///, or //!

biomejs/biome

Run local CI-style checks with ./scripts/ci (lint, tests, format) per monorepo module.

penpot/penpot

Draft, rewrite, or review reader-facing prose so it is specific, useful, and recognizably the author's without inventing facts or performing humanness.

addyosmani/clarity

Maintains LobeHub's model-backed alint rule set: writing rules, removing false positives against real code, deciding warn versus error and tracking token cost.

lobehub/lobehub

Linting best practices and golangci-lint configuration for Go — running linters, configuring .golangci.yml, nolint suppressions, selecting linters.

context-labs/whip

Qt6/C++ deep code review for Serial Studio. An agent skill from Serial-Studio/Serial-Studio.

Serial-Studio/Serial-Studio

A skill your agent uses when deciding where IPTVnator code belongs, creating or moving Nx projects, changing scoped aliases or tags, editing lint targets, or validating module boundaries.

4gray/iptvnator

Comprehensive quality verification: spec compliance, lint, type-check, tests, cross-layer data flow, code reuse, and consistency checks.

anjiemo/SunnyBeach

A skill your agent uses when biome migrate eslint must preserve configurable ESLint rule options through source-option models, Biome conversions, typed rule variants, and migration fixtures.

biomejs/biome

Set up Husky pre-commit hooks with lint-staged (Prettier), type checking, and tests in the current repo.

fossasia/eventyay-interpretation

A skill your agent uses when the user wants to file good-first-bugs in Bugzilla for Firefox.

BrowserWorks/waterfox-android

Build and maintain a Karpathy-style LLM knowledge base — a self-compiling Obsidian markdown wiki where an Agent ingests raw sources, compiles cross-linked concept/entity/summary pages, answers…

lewislulu/llm-wiki-skill

A skill your agent uses to cut an APM release from the current worktree: assess whether the cycle since the last tag warrants a patch or minor bump (semver discipline against the…

microsoft/apm

Ultracite is a zero-config linting and formatting preset for JavaScript/TypeScript projects.

agustinusnathaniel/nextarter-tailwind

Qt6/QML deep code review for Serial Studio. An agent skill from Serial-Studio/Serial-Studio.

Serial-Studio/Serial-Studio

Proposes verified fixes for failing SQL examples in StarRocks docs across three languages and several versions, then opens draft pull requests and never merges.

StarRocks/starrocks

Load this when working on the mnemosyne memory system — its repo, sync server, memory databases, or CI.

mnemosyne-oss/mnemosyne

A skill your agent uses when a user says "add a ty rule", "add a ty diagnostic", "write this new ty diagnostic", "change a ty error message", "review ty diagnostics", or asks to add, update, or…

astral-sh/ruff

Reviews SuperPlane code changes for correctness and reuse, then runs fast Make targets (lint, format, build) that Semaphore CI runs so easy checks do not fail in the pipeline.

superplanehq/superplane

Lint local changes, auto-fix, conventional commit, and optionally create PR

Tresjs/tres

A skill your agent uses whenever implementing or debugging Biome formatter behavior, IR composition, node rules, layout selection, source-comment handling, verbatim formatting, idempotency, internal…

biomejs/biome

Design and build complete web experiences from scratch — award-level product and marketing pages, cinematic scroll-directed sites where the page is directed like a film, and multi-screen products…

agiwhitelist/auteur

Diagnose Swift Concurrency issues, refactor callback-based code to async/await, and guide Swift 6 migration when working with tasks, actors, @MainActor, Sendable, data races, thread safety, or…

henrypldev/react-native-nitro-mlx

Format and lint Markdown in this repository against GitHub Flavored Markdown and its markdownlint-cli2 configuration — headers, lists, code fences, callouts (VitePress containers on docs-site pages…

facioquo/stock-indicators-dotnet

Runs a 47-rule deterministic QML linter, then six parallel deep-analysis passes over bindings, layout, loaders, delegates, states, and performance.

x-tools-author/x-tools

Package the current working changes into a standards-compliant codex-proxy pull request: branch hygiene, commit message linting, CHANGELOG prompt, conventional commit, push, and gh pr create against…

icebear0828/codex-proxy

A skill your agent uses when the user wants to create, generate, or set up a GitHub Actions workflow.

FNOSP/FlyNarwhal

Create exercise directory structures with sections, problems, solutions, and explainers that pass linting.

fossasia/eventyay-interpretation

Creates Python projects with proper structure, virtual environments, and dependency management.

haddock-development/claude-reflect-system

Strips the tells that make source code read as AI-generated and forces code that fits the project instead of the model's default average.

JCarterJohnson/vibecoded-design-tells

Validate your code changes through the no-mistakes pipeline - automated code review, tests, lint, docs, push, PR, and CI - before they reach upstream.

mnemosyne-oss/mnemosyne

Workflow for WooCommerce development: run PHP and JavaScript tests, lint and fix code style on the current branch, and follow guides for i18n and markdown.

woocommerce/woocommerce