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Comparison

openapi-types vs openapi-fetch

Documentation toolingPackage data 25 Sept 2026
openapi-typesv12.1.3, 24 May 2023

Types for OpenAPI documents.

$ npm install openapi-types
openapi-fetchv0.17.0, 11 Feb 2026

Fast, type-safe fetch client for your OpenAPI schema. Only 6 kb (min). Works with React, Vue, Svelte, or vanilla JS.

$ npm install openapi-fetch
Metricopenapi-typesopenapi-fetchDifference
Weekly downloads10,037,8736,577,083openapi-types 1.5x higher
12-month download growth+102%+383%openapi-fetch +282 pts
Gzip size---
Minified size---
Dependencies01openapi-fetch 1 more
Unpacked size32 kB223 kBopenapi-types 7.0x smaller
Latest release12.1.3, 24 May 20230.17.0, 11 Feb 2026openapi-fetch 2.7 years more recent
Releases, last 12 months05openapi-fetch 5 more
First published29 Jun 201814 Mar 2023openapi-types 4.7 years earlier
GitHub stars9218,382openapi-fetch 9.1x higher
Open issues118210openapi-fetch 92 more
Open pull requests2780openapi-fetch 53 more
Contributors---
Commits, last 52 weeks0212openapi-fetch higher
TypeScript typesBundledBundledSame
Module formatCommonJSESM + CommonJSDiffers
Runtimes---
LicenseMITMITSame

Green marks the smaller size or the more recent release. Bold marks the higher count, with no judgement implied. Sizes are for the whole package per Bundlephobia. Growth compares the average of the last 4 weeks with the first 4 weeks of the 52-week series.

openapi-types9.9m latest weekopenapi-fetch6.5m latest week
Week of 23 Sept 2025Week of 15 Sept 2026
Weekly npm downloads, 52 weeks. Y axis starts at zero. Values are not smoothed.

openapi-types

Major versions
  1. 1.0.129 Jun 2018
  2. 7.0.020 Jul 2020
  3. 8.0.08 Apr 2021
  4. 9.0.014 May 2021
  5. 10.0.02 Dec 2021
  6. 11.0.013 Apr 2022
  7. 12.0.03 Jun 2022
Last 5 releases
  1. 12.1.324 May 2023
  2. 12.1.224 May 2023
  3. 12.1.120 May 2023
  4. 12.1.09 Dec 2022
  5. 12.0.231 Aug 2022
36 releases in total, 0 in the last 12 months

openapi-fetch

Major versions
  1. 0.0.014 Mar 2023
Last 5 releases
  1. 0.17.011 Feb 2026
  2. 0.16.08 Feb 2026
  3. 0.15.28 Feb 2026
  4. 0.15.014 Oct 2025
  5. 0.14.12 Oct 2025
77 releases in total, 5 in the last 12 months
openapi-types

-

openapi-fetch

-

openapi-types

-

openapi-fetch

-

  • Need no runtime dependenciesopenapi-types (openapi-types has 0, openapi-fetch has 1)
  • Need both ESM and CommonJS entry pointsopenapi-fetch (openapi-types: CommonJS; openapi-fetch: ESM + CommonJS)
  • Need to load it with require()Both
  • Need TypeScript types in the package itselfBoth
  • Need the more recent releaseopenapi-fetch (0.17.0 on 11 Feb 2026 vs 12.1.3 on 24 May 2023)
  • Higher weekly npm downloadsopenapi-types (10m vs 6.6m)

Each line is generated from the data above.

Indexability: Indexed.