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Comparison

tsx vs effect

TypeScript toolingPackage data 25 Sept 2026
tsxv4.23.15, 20 Sept 2026

TypeScript Execute (tsx): Node.js enhanced with esbuild to run TypeScript & ESM files

$ npm install tsx
effectv3.22.2, 9 Sept 2026

The missing standard library for TypeScript, for writing production-grade software.

$ npm install effect
MetrictsxeffectDifference
Weekly downloads63,770,42526,315,867tsx 2.4x higher
12-month download growth+417%+544%effect +127 pts
Gzip size---
Minified size---
Dependencies12effect 1 more
Unpacked size388 kB25.9 MBtsx 68.4x smaller
Latest release4.23.15, 20 Sept 20263.22.2, 9 Sept 2026tsx 11 days more recent
Releases, last 12 months2537effect 12 more
First published20 Aug 201523 Nov 2022tsx 7.3 years earlier
GitHub stars12,15916,214effect +33%
Open issues75174effect 99 more
Open pull requests39110effect 71 more
Contributors59--
Commits, last 52 weeks1073,194effect 29.9x higher
TypeScript typesBundledBundledSame
Module formatESM + CommonJSESM + CommonJSSame
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.

tsx63.5m latest weekeffect26.1m 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.

tsx

Major versions
  1. 1.0.020 Aug 2015
  2. 2.0.010 May 2022
  3. 3.0.017 May 2022
  4. 4.0.09 Nov 2023
Last 5 releases
  1. 4.23.1520 Sept 2026
  2. 4.23.1420 Sept 2026
  3. 4.23.1330 Aug 2026
  4. 4.23.1210 Aug 2026
  5. 4.23.117 Aug 2026
142 releases in total, 25 in the last 12 months

effect

Major versions
  1. 2.0.03 Jan 2024
  2. 3.0.016 Apr 2024
Last 5 releases
  1. 3.22.29 Sept 2026
  2. 3.22.130 Jul 2026
  3. 3.22.013 Jul 2026
  4. 3.21.513 Jul 2026
  5. 3.21.418 Jun 2026
273 releases in total, 37 in the last 12 months
tsx

-

effect

-

tsx

-

effect

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  • Module formatBoth ESM + CommonJS
  • Need TypeScript types in the package itselfBoth
  • Node.js version requirementtsx: >=18.0.0; effect: none declared (engines field in package.json)
  • Need the more recent releasetsx (4.23.15 on 20 Sept 2026 vs 3.22.2 on 9 Sept 2026)
  • Higher weekly npm downloadstsx (63.8m vs 26.3m)

Each line is generated from the data above.

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

Indexability: Indexed: 0 US searches/month across both orderings ("tsx vs effect", "effect vs tsx").