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svelte-fast-check

Up to 24x faster type and Svelte compiler warning checker for Svelte/SvelteKit projects using svelte2tsx + tsgo

v0.4.5, 14 Jan 2026MITESM onlyTypes: BundledSvelteTypeScript tooling
$ npm install svelte-fast-check
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Key numbers

As of 25 Sept 2026
Weekly downloads
2k
- over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
5
Direct, from package.json
Last release
8 months ago
v0.4.5
GitHub stars
70
2 forks
Open issues / PRs
3 / 1
Contributors
-
Commits, last 52 weeks
64

Downloads

Last week 2026-09-15 to 2026-09-21
05k10k15k20kSept 2025Mar 2026Sept 2026High 18.2k (23 Jun 2026)Low 0 (23 Sept 2025)
Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

2,047 downloads last week, 15,270 in the last month. No 52-week series has been fetched yet.

Maintenance

Releases, last 12 months
-
Latest version
0.4.5, 14 Jan 20268 months ago
First published
-
Last push to GitHub
25 Feb 2026211 days before the snapshot
Repository archived
No
Open issues
3
Open pull requests
1
Commits, last 52 weeks
64
Dependents on npm
0

Major versions

-

Recent releases

-

Compatibility

Module format
ESM onlyFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
>=22
Runtimes
-
Unpacked size (npm)
116 kB
Dependencies (5)
cleyesvelte2tsxtinyglobby@jridgewell/trace-mapping@typescript/native-preview
Peer dependencies (2)
sveltetypescript

Install

npm install svelte-fast-check

CDN

  • jsDelivrhttps://cdn.jsdelivr.net/npm/svelte-fast-check@0.4.5/
  • unpkghttps://unpkg.com/svelte-fast-check@0.4.5/
  • esm.shhttps://esm.sh/svelte-fast-check@0.4.5
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): downloads_week 2047 < 10000.