What is the best open-source TypeScript library?

Our top pick is Zod: TS-first schema validation. Type inference baked in.

How many TypeScript open-source libraries are there?

Thousands exist on GitHub, but we've curated the top 7 that actually ship in production. Categorized by use case.

Is this list updated?

Yes — every pick is reviewed weekly. Star counts refresh daily via the GitHub API. Last review: 22 May 2026.

Awesome · 7 curated picks

Awesome TypeScript

The curated TypeScript ecosystem in 2026 — validation, ORM, frameworks, build tools. The libraries that make TS development pleasant.

Validation

Zod

36k

colinhacks/zod

TS-first schema validation. Type inference baked in.

ORM / Database

Drizzle

27k

drizzle-team/drizzle-orm

SQL-first TS ORM, zero runtime, edge-compatible.

Prisma

42k

prisma/prisma

TS ORM with great DX and generated client.

Kysely

12k

kysely-org/kysely

Pure TS SQL query builder.

TypeORM

35k

typeorm/typeorm

Decorator-based ORM with broad DB support.

Tooling

tsx

12k

tsx-shell/tsx

Run TypeScript directly without compilation.

Biome

19k

biomejs/biome

Fast formatter + linter, ESLint + Prettier alternative.

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