Package

fast-png

PNG image decoder and encoder written entirely in JavaScript

v8.0.0, 18 Dec 2025MITESM onlyTypes: NoneImage processing

$ npm install fast-png

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 8.8m; +715% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 2; Direct, from package.json
Last release: 9 months ago; v8.0.0
GitHub stars: 459; 25 forks
Open issues / PRs: 2 / 6
Contributors: -
Commits, last 52 weeks: 7

Downloads

Last week 2026-09-15 to 2026-09-21

Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

8,779,318 downloads last week, 44,113,718 in the last month. The 12-month change of +715% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: 129 in total
Latest version: 8.0.0, 18 Dec 20259 months ago
First published: 26 Sept 2015
Last push to GitHub: 20 Aug 202635 days before the snapshot
Repository archived: No
Open issues: 2
Open pull requests: 6
Commits, last 52 weeks: 7
Dependents on npm: 97

Major versions

v8 first release 8.0.0, 18 Dec 2025
v7 first release 7.0.0, 15 Jun 2025
v6 first release 6.0.0, 8 Oct 2021
v5 first release 5.0.0, 12 Nov 2019
v4 first release 4.0.0, 1 Apr 2019
v3 first release 3.0.0, 13 Jul 2017
v2 first release 2.0.0, 12 Jul 2017
v1 first release 1.0.0, 23 Nov 2015
v0 first release 0.0.1, 26 Sept 2015

Recent releases

Version	Published
8.0.0	18 Dec 2025
7.0.1	13 Aug 2025
7.0.0	15 Jun 2025
6.4.0	11 Jun 2025
6.3.0	25 Feb 2025
6.2.0	18 Jul 2023
6.1.0	18 Oct 2021
6.0.1	12 Oct 2021
6.0.0	8 Oct 2021
5.0.4	26 Mar 2021
5.0.3	14 Dec 2020
5.0.2	28 Feb 2020
5.0.1	12 Nov 2019
5.0.0	12 Nov 2019

Compatibility

Module format: ESM onlyFrom package.json type, main and exports fields
TypeScript types: None
Node.js engine range: Not declared
Runtimes: -
Unpacked size (npm): 159 kB
Dependencies (2): fflateiobuffer

Install

npm install fast-png

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/fast-png@8.0.0/
unpkghttps://unpkg.com/fast-png@8.0.0/
esm.shhttps://esm.sh/fast-png@8.0.0

Alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
@jsquash/png Wasm png encoder and decoder supporting the browser. Repackaged from Squoosh App.	160k	-	1 year ago	ESM only	-
imagescript zero-dependency javascript image manipulation	98.9k	-	1 year ago	CommonJS	-
sharp High performance Node.js image processing, the fastest module to resize JPEG, PNG, WebP, GIF, AVIF and TIFF images	71.7m	-	29 days ago	ESM + CommonJS	-
@jsquash/webp Wasm webp encoder and decoder supporting the browser. Repackaged from Squoosh App.	222.2k	-	1 year ago	ESM only	-
@jsquash/jpeg Wasm jpeg encoder and decoder supporting the browser. Repackaged from Squoosh App.	104.2k	-	1 year ago	ESM only	-
@jsquash/avif Wasm AVIF encoder and decoder supporting the browser. Repackaged from Squoosh App.	95.5k	-	1 year ago	ESM only	-
heic-convert Convert HEIC/HEIF images to JPEG and PNG	1.1m	-	2 years ago	CommonJS	-
imagemin Minify images seamlessly	873.3k	-	1 year ago	ESM only	-

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

Indexability: Indexed.