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sanity-io / sanity

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A skill package that teaches your agent 13 capabilities — every one documented and browsable below, no GitHub required · by sanity-io.

Each skill below is one capability this package teaches your agent. Install the whole package, or open a skill to install just that one.

code-review-and-quality🔥🔥🔥🔥✓ VerifiedFreeQuick setup

Conducts multi-axis code review. Use before merging any change. Use when reviewing code written by yourself, another agent, or a human. Use when you need to…

1 file — installable on its own

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code-simplification🔥🔥🔥🔥✓ VerifiedFreeQuick setup

Simplifies code for clarity. Use when refactoring code for clarity without changing behavior. Use when code works but is harder to read, maintain, or extend…

1 file — installable on its own

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find-skills🔥🔥🔥✓ VerifiedFreeQuick setup

Helps users discover and install agent skills when they ask questions like "how do I do X", "find a skill for X", "is there a skill that can...", or express…

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grill-me🔥🔥🔥✓ VerifiedFreeQuick setup

Interview the user relentlessly about a plan or design until reaching shared understanding, resolving each branch of the decision tree. Use when user wants to…

1 file — installable on its own

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improve-codebase-architecture🔥🔥🔥🔥✓ VerifiedFreeQuick setup

Explore a codebase to find opportunities for architectural improvement, focusing on making the codebase more testable by deepening shallow modules. Use when…

2 files — installable on its own

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performance-optimization🔥🔥🔥🔥✓ VerifiedFreeQuick setup

Optimizes application performance. Use when performance requirements exist, when you suspect performance regressions, or when Core Web Vitals or load times…

1 file — installable on its own

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playwright-best-practices🔥🔥🔥🔥✓ VerifiedFreeQuick setup

Use when writing Playwright tests, fixing flaky tests, debugging failures, implementing Page Object Model, configuring CI/CD, optimizing performance, mocking…

50 files — installable on its own

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playwright-cli🔥🔥🔥✓ VerifiedFreeQuick setup

Automates browser interactions for web testing, form filling, screenshots, and data extraction. Use when the user needs to navigate websites, interact with web…

9 files — installable on its own

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pr-description🔥🔥✓ Verified🔒 repo maintenanceFreeQuick setup

Write PR descriptions and release notes for the Sanity monorepo. Follows the repo's PR template with Description, What to review, Testing, and Notes for…

1 file — installable on its own

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rxjs-like-a-pro🔥🔥🔥🔥✓ VerifiedFreeQuick setup

This skill helps you write RxJS code that is idiomatic, composable, and free of common pitfalls. The core philosophy: keep logic in the observable chain . Every time you reach for .subscribe() , ask whether the work could instead be expressed as a transformation inside .pipe() .

6 files — installable on its own

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tdd🔥🔥🔥🔥✓ VerifiedFreeQuick setup

Test-driven development with red-green-refactor loop. Use when user wants to build features or fix bugs using TDD, mentions "red-green-refactor", wants…

6 files — installable on its own

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vercel-react-best-practices🔥🔥🔥🔥✓ VerifiedFreeQuick setup

React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js…

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write-a-skill🔥🔥🔥✓ VerifiedFreeQuick setup

Create new agent skills with proper structure, progressive disclosure, and bundled resources. Use when user wants to create, write, or build a new skill.

1 file — installable on its own

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