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JS
Package

lossless-json

Parse JSON without risk of losing numeric information

v4.3.1, 31 Jul 2026MITESM + CommonJSTypes: BundledNumbers and maths
$ npm install lossless-json

Key numbers

As of 25 Sept 2026
Weekly downloads
836.7k
+106% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
1 month ago
v4.3.1
GitHub stars
476
35 forks
Open issues / PRs
0 / 1
Contributors
-
Commits, last 52 weeks
23

Downloads

Last week 2026-09-15 to 2026-09-21
0500k1m1.5mSept 2025Mar 2026Sept 2026High 1.1m (8 Sept 2026)Low 254.6k (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.

836,651 downloads last week, 3,506,718 in the last month. The 12-month change of +106% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
232 in total
Latest version
4.3.1, 31 Jul 20261 month ago
First published
8 Feb 2016
Last push to GitHub
31 Jul 202655 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
1
Commits, last 52 weeks
23
Dependents on npm
175

Major versions

  1. v4 first release 4.0.0, 13 Dec 2023
  2. v3 first release 3.0.0, 1 Nov 2023
  3. v2 first release 2.0.0, 28 Sept 2022
  4. v1 first release 1.0.0, 13 Feb 2016
  5. v0 first release 0.0.1, 8 Feb 2016

Recent releases

VersionPublished
4.3.131 Jul 2026
4.3.03 Oct 2025
4.2.028 Aug 2025
4.1.123 Jun 2025
4.1.019 May 2025
4.0.218 Sept 2024
4.0.114 Dec 2023
4.0.013 Dec 2023
3.0.213 Nov 2023
3.0.16 Nov 2023
3.0.01 Nov 2023
2.0.1112 Jul 2023
2.0.107 Jul 2023
2.0.95 May 2023
Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
325 kB
Dependencies (0)
None
npm install lossless-json
  • jsDelivrhttps://cdn.jsdelivr.net/npm/lossless-json@4.3.1/
  • unpkghttps://unpkg.com/lossless-json@4.3.1/
  • esm.shhttps://esm.sh/lossless-json@4.3.1
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.