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Package

lerc

Rapid decoding of Lerc compressed raster data for any standard pixel type.

v4.2.0, 23 Jul 2026Apache-2.0ESM + CommonJSTypes: BundledCompression and archives
$ npm install lerc

Key numbers

As of 25 Sept 2026
Weekly downloads
993.9k
+131% over 12 months
Gzip bundle size
-
No Bundlephobia data
Dependencies
0
Direct, from package.json
Last release
2 months ago
v4.2.0
GitHub stars
215
72 forks
Open issues / PRs
0 / 0
Contributors
-
Commits, last 52 weeks
120

Downloads

Last week 2026-09-15 to 2026-09-21
0500k1m1.5mSept 2025Mar 2026Sept 2026High 1.3m (25 Aug 2026)Low 227.9k (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.

993,903 downloads last week, 4,829,417 in the last month. The 12-month change of +131% compares the average of the last 4 weeks with the first 4 weeks of the series.

Releases, last 12 months
413 in total
Latest version
4.2.0, 23 Jul 20262 months ago
First published
12 Jan 2017
Last push to GitHub
17 Sept 20267 days before the snapshot
Repository archived
No
Open issues
0
Open pull requests
0
Commits, last 52 weeks
120
Dependents on npm
-

Major versions

  1. v4 first release 4.0.0, 15 Jul 2022
  2. v3 first release 3.0.0, 30 Jul 2021
  3. v2 first release 2.0.0, 7 Nov 2018
  4. v1 first release 1.0.0, 12 Jan 2017

Recent releases

VersionPublished
4.2.023 Jul 2026
4.1.22 Jul 2026
4.1.119 Mar 2026
4.1.09 Mar 2026
4.0.430 Oct 2023
4.0.330 Oct 2023
4.0.227 Oct 2023
4.0.119 Jul 2022
4.0.015 Jul 2022
3.0.030 Jul 2021
2.0.07 Nov 2018
1.0.122 Feb 2017
1.0.012 Jan 2017
Module format
ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types
Bundled
Node.js engine range
Not declared
Runtimes
-
Unpacked size (npm)
147 kB
Dependencies (0)
None
npm install lerc
  • jsDelivrhttps://cdn.jsdelivr.net/npm/lerc@4.2.0/
  • unpkghttps://unpkg.com/lerc@4.2.0/
  • esm.shhttps://esm.sh/lerc@4.2.0
Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.