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Gathering detailed insights and metrics for is-png

is-png - 3.0.1 | npmpackage.info

is-png

Check if a Buffer/Uint8Array is a PNG image

3.0.1

MIT

JavaScript

4.2

Installations

npm install is-png

Developer Guide

BETA

Typescript

No

Module System

ESM

Min. Node Version

>=12

Node Version

14.17.5

NPM Version

7.20.3 Pull Requests

Open

0

Total

4

Closed

0

Merged

4

Issues

Open

0

Total

2

Closed

2

Releases

v3.0.1

Updated on Sep 02, 2021

v3.0.0

Updated on Apr 17, 2021

v2.0.0

Updated on Apr 20, 2019

View All 3 releases

Languages

JavaScript

TypeScript

JavaScript (63.64%)

TypeScript (36.36%)

Developer

sindresorhus

Download Statistics

Total Downloads

Last Day

Last Week

Last Month

Last Year

GitHub Statistics

MIT License

47 Stars

20 Commits

4 Forks

6 Watchers

1 Branches

5 Contributors

Updated on Feb 06, 2025

Sponsor this package

https://github.com/sponsors/sindresorhus

Maintainers

View All 5 Contributors

Package Meta Information

Latest Version

3.0.1

Package Id

is-png@3.0.1

Size

1.79 kB

NPM Version

7.20.3

Node Version

14.17.5

Published on

Sep 02, 2021

Total Downloads

Cumulative downloads

Total Downloads

NaN

Last Day

NaN

Compared to previous day

Last Week

NaN

Compared to previous week

Last Month

NaN

Compared to previous month

Last Year

NaN

Compared to previous year

Weekly Downloads

Monthly Downloads

Yearly Downloads

Dev Dependencies

@types/node ava read-chunk tsd xo

is-png

Check if a Buffer/Uint8Array is a PNG image

Install

$ npm install is-png

Usage

Node.js

1import {readChunk} from 'read-chunk';
2import isPng from 'is-png';
3
4const buffer = await readChunk('unicorn.png', {length: 8});
5
6isPng(buffer);
7//=> true

Browser

1import isPng from 'is-png';
2
3const response = await fetch('unicorn.png');
4const buffer = await response.arrayBuffer();
5
6isPng(new Uint8Array(buffer));
7//=> true

API

isPng(buffer)

Accepts a Buffer (Node.js) or Uint8Array. Returns a boolean of whether buffer is a PNG image.

buffer

The buffer to check. It only needs the first 8 bytes.

file-type - Detect the file type of a Buffer/Uint8Array/ArrayBuffer

Branch-Protection

Determines if the default and release branches are protected with GitHub's branch protection settings.

0

SAST

Determines if the project uses static code analysis.

Score

4.2

/10

Last Scanned on 2025-07-07

The Open Source Security Foundation is a cross-industry collaboration to improve the security of open source software (OSS). The Scorecard provides security health metrics for open source projects.

Learn More

Other packages similar to is-png

Other packages similar to is-png

is-png

Installations

Developer Guide

No

ESM

>=12

14.17.5

7.20.3

Pull Requests

0

4

0

4

Issues

0

2

2

Releases

Languages

Developer

sindresorhus

Download Statistics

GitHub Statistics

Sponsor this package

Maintainers

Package Meta Information

Total Downloads

NaN

Weekly Downloads

Monthly Downloads

Yearly Downloads

Dev Dependencies

is-png

Install

Usage

Node.js

Browser

API

isPng(buffer)

buffer

Related

10

10

10

10

10

2

0

0

0

0

0

0

0

4.2

/10