May 25, 2026·1 min read

type-fest — Essential TypeScript Utility Types Collection

A curated collection of essential TypeScript types covering objects, strings, arrays, JSON, and more, maintained by Sindre Sorhus with strict typing guarantees.

Agent ready

Ready-to-run agent install

This asset can be installed after the agent chooses its runtime, checks the plan, and runs the matching command.

Native · 98/100Policy: allow
Agent surface
Any MCP/CLI agent
Kind
Skill
Install
Single
Trust
Trust: Community
Entrypoint
SKILL.md
Direct install command
npx -y tokrepo@latest install 4e847fd4-5857-11f1-9bc6-00163e2b0d79 --target codex

Run after dry-run confirms the install plan.

A curated collection of essential TypeScript types covering objects, strings, arrays, JSON, and more, maintained by Sindre Sorhus with strict typing guarantees.

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