Skip to content
JS
Package

neverthrow

Stop throwing errors, and instead return Results!

v8.2.0, 21 Feb 2025MITESM + CommonJSTypes: BundledTypeScript toolingUtility libraries
$ npm install neverthrow

Key numbers

As of 25 Sept 2026
Weekly downloads
2m
+159% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
1 year ago
v8.2.0
GitHub stars
7.7k
151 forks
Open issues / PRs
50 / 33
Contributors
-
Commits, last 52 weeks
2

Downloads

Last week 2026-09-15 to 2026-09-21
01m2m3mSept 2025Mar 2026Sept 2026High 2.7m (25 Aug 2026)Low 427.5k (23 Dec 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

1,970,221 downloads last week, 9,822,507 in the last month. The 12-month change of +159% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
054 in total
Latest version
8.2.0, 21 Feb 20251 year ago
First published
28 Apr 2019
Last push to GitHub
14 Feb 2026222 days before the snapshot
Repository archived
No
Open issues
50
Open pull requests
33
Commits, last 52 weeks
2
Dependents on npm
902

Major versions

  1. v8 first release 8.0.0, 8 Sept 2024
  2. v7 first release 7.0.0, 17 Jul 2024
  3. v6 first release 6.0.0, 11 Dec 2022
  4. v5 first release 5.0.0, 28 Jul 2022
  5. v4 first release 4.0.0, 15 Jan 2021
  6. v3 first release 3.0.0, 20 Nov 2020
  7. v2 first release 2.0.1, 10 Nov 2019
  8. v1 first release 1.0.0, 29 Apr 2019
  9. v0 first release 0.1.0, 28 Apr 2019

Recent releases

VersionPublished
8.2.021 Feb 2025
8.1.125 Oct 2024
8.1.023 Oct 2024
8.0.08 Sept 2024
7.2.07 Sept 2024
7.1.029 Aug 2024
7.0.115 Aug 2024
7.0.017 Jul 2024
6.2.22 Jun 2024
6.2.122 Apr 2024
6.2.021 Apr 2024
6.1.022 Oct 2023
6.0.011 Dec 2022
5.1.024 Oct 2022
Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=18
Runtimes
-
Unpacked size (npm)
110 kB
Dependencies (0)
None
npm install neverthrow
  • jsDelivrhttps://cdn.jsdelivr.net/npm/neverthrow@8.2.0/
  • unpkghttps://unpkg.com/neverthrow@8.2.0/
  • esm.shhttps://esm.sh/neverthrow@8.2.0
PackageWeekly downloadsGzipLast releaseModuleComparison
fp-ts3.3m-1 year agoESM + CommonJSfp-ts vs neverthrow
true-myth501.2k-4 months agoESM onlyneverthrow vs true-myth
type-fest285.1m-7 days agoESM only-
tsutils16.1m-5 years ago--
typical10.2m-1 year agoESM + CommonJS-
utility-types7.8m-2 years agoCommonJS-
ts-toolbelt7.1m-5 years agoCommonJS-
just-diff4.6m-3 years agoESM + CommonJS-

Related

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

Indexability: Indexed.