Package

openapi-typescript-codegen

Library that generates Typescript clients based on the OpenAPI specification.

v0.31.0, 20 Jun 2026MITCommonJSTypes: BundledDocumentation tooling Angular

$ npm install openapi-typescript-codegen

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 346k; +54% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 5; Direct, from package.json
Last release: 3 months ago; v0.31.0
GitHub stars: 3.4k; 546 forks
Open issues / PRs: 169 / 44
Contributors: -
Commits, last 52 weeks: 423

Downloads

Last week 2026-09-15 to 2026-09-21

Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

346,049 downloads last week, 2,006,237 in the last month. The 12-month change of +54% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: 299 in total
Latest version: 0.31.0, 20 Jun 20263 months ago
First published: 24 Nov 2019
Last push to GitHub: 12 Sept 202612 days before the snapshot
Repository archived: No
Open issues: 169
Open pull requests: 44
Commits, last 52 weeks: 423
Dependents on npm: 61

Major versions

v0 first release 0.0.1, 24 Nov 2019

Recent releases

Version	Published
0.31.0	20 Jun 2026
0.30.0	22 Dec 2025
0.29.0	7 Apr 2024
0.28.0	19 Mar 2024
0.27.0	15 Jan 2024
0.26.0	7 Jan 2024
0.25.0	5 Jul 2023
0.24.0	10 Apr 2023
0.23.0	2 Jun 2022
0.22.0	26 Apr 2022
0.21.0	6 Apr 2022
0.20.1	25 Feb 2022
0.20.0	25 Feb 2022
0.19.0	7 Feb 2022

Compatibility

Module format: CommonJSFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: Not declared
Runtimes: -
Unpacked size (npm): 225 kB
Dependencies (5): fs-extracamelcasecommanderhandlebars@apidevtools/json-schema-ref-parser

Install

npm install openapi-typescript-codegen

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/openapi-typescript-codegen@0.31.0/
unpkghttps://unpkg.com/openapi-typescript-codegen@0.31.0/
esm.shhttps://esm.sh/openapi-typescript-codegen@0.31.0

Alternatives

All openapi-typescript-codegen alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
@hey-api/openapi-ts 🌀 OpenAPI to TypeScript code generator. Production-grade SDKs, Zod schemas, TanStack Query hooks, and 20+ plugins. Used by Vercel, OpenCode, and PayPal.	3.4m	-	3 months ago	ESM only	@hey-api/openapi-ts vs openapi-typescript-codegen
@kubb/plugin-client API client generator plugin for Kubb, creating type-safe HTTP clients (Axios, Fetch) from OpenAPI specifications for making API requests.	72.5k	-	1 month ago	ESM + CommonJS	-
@scalar/asyncapi-validator Validate AsyncAPI documents against the AsyncAPI Specification	5.8k	-	today	ESM only	-
openapi-client-axios JavaScript client library for consuming OpenAPI-enabled APIs with axios. Types included.	184.2k	-	7 months ago	CommonJS	openapi-typescript-codegen vs openapi-client-axios
openapi-fetch Fast, type-safe fetch client for your OpenAPI schema. Only 6 kb (min). Works with React, Vue, Svelte, or vanilla JS.	6.6m	-	7 months ago	ESM + CommonJS	openapi-fetch vs openapi-typescript-codegen
openapi-react-query Fast, type-safe @tanstack/react-query client to work with your OpenAPI schema.	327.5k	-	7 months ago	ESM + CommonJS	-
openapi-typescript Convert OpenAPI 3.0 & 3.1 schemas to TypeScript	5.3m	-	7 months ago	ESM + CommonJS	-
zod-openapi Convert Zod Schemas to OpenAPI v3.x documentation	994k	-	24 days ago	ESM + CommonJS	zod-openapi vs openapi-typescript-codegen

Comparisons

Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.

Major versions

Recent releases

Related