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Comparison

type-fest vs just-diff

TypeScript toolingPackage data 25 Sept 2026
type-festv5.10.0, 17 Sept 2026

A collection of essential TypeScript types

$ npm install type-fest
just-diffv6.0.2, 26 Mar 2023

Return an object representing the diffs between two objects. Supports jsonPatch protocol

$ npm install just-diff
Metrictype-festjust-diffDifference
Weekly downloads285,090,3064,599,004type-fest 62.0x higher
12-month download growth+47%+50%just-diff +3 pts
Gzip size---
Minified size---
Dependencies10type-fest 1 more
Unpacked size567 kB18 kBjust-diff 31.1x smaller
Latest release5.10.0, 17 Sept 20266.0.2, 26 Mar 2023type-fest 3.5 years more recent
Releases, last 12 months150type-fest 15 more
First published13 Mar 20199 Jul 2017just-diff 20 months earlier
GitHub stars17,4196,201type-fest 2.8x higher
Open issues17937type-fest 142 more
Open pull requests4924type-fest 25 more
Contributors222--
Commits, last 52 weeks1410type-fest higher
TypeScript typesBundledBundledSame
Module formatESM onlyESM + CommonJSDiffers
Runtimes---
License(MIT OR CC0-1.0)MITDiffers

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.

type-fest283.9m latest weekjust-diff4.6m 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.

type-fest

Major versions
  1. 0.1.013 Mar 2019
  2. 1.0.022 Mar 2021
  3. 2.0.06 Aug 2021
  4. 3.0.021 Sept 2022
  5. 4.0.016 Jul 2023
  6. 5.0.013 Sept 2025
Last 5 releases
  1. 5.10.017 Sept 2026
  2. 5.9.030 Aug 2026
  3. 5.8.04 Jul 2026
  4. 5.7.031 May 2026
  5. 5.6.017 Apr 2026
194 releases in total, 15 in the last 12 months

just-diff

Major versions
  1. 1.0.09 Jul 2017
  2. 2.0.023 Jul 2017
  3. 3.0.025 Jun 2019
  4. 4.0.022 Oct 2021
  5. 5.0.09 Nov 2021
  6. 6.0.012 Mar 2023
Last 5 releases
  1. 6.0.226 Mar 2023
  2. 6.0.012 Mar 2023
  3. 5.2.017 Dec 2022
  4. 5.1.18 Aug 2022
  5. 5.1.07 Aug 2022
24 releases in total, 0 in the last 12 months
type-fest

-

just-diff

-

type-fest

-

just-diff

-

  • Need no runtime dependenciesjust-diff (type-fest has 1, just-diff has 0)
  • Need both ESM and CommonJS entry pointsjust-diff (type-fest: ESM only; just-diff: ESM + CommonJS)
  • Need to load it with require()just-diff
  • Need TypeScript types in the package itselfBoth
  • Node.js version requirementtype-fest: >=20; just-diff: none declared (engines field in package.json)
  • Need the more recent releasetype-fest (5.10.0 on 17 Sept 2026 vs 6.0.2 on 26 Mar 2023)
  • Higher weekly npm downloadstype-fest (285.1m vs 4.6m)
  • Licensetype-fest: (MIT OR CC0-1.0); just-diff: MIT

Each line is generated from the data above.

just-diff: just-diff npm registry, just-diff npm downloads, just-diff GitHub. Data fetched 25 Sept 2026.

Indexability: Indexed: 0 US searches/month across both orderings ("type-fest vs just-diff", "just-diff vs type-fest").