jsQR

cozmo•PUBLIC

A pure javascript QR code reading library. This library takes in raw images and will locate, extract and parse any QR code found within.

qrqr-codeqr-parsing-libraryqr-scannerqrcodeqrcode-reader

Apache License 2.0

Created on Dec 11, 2015

Updated on Apr 7, 2026

Stars

4.0k

Forks

618

Watchers

4.0k

Open Issues

96

Repository Health Score

💛

75/100

Good

Overall repository health assessment

Score Breakdown

Activity

Active development - updated this week

30/30

100%

Issues Analytics

78

Total Issues

All time

46

Open

59% of total

32

Closed

Recent Commits

remove unused variable `size` (#182)

gaaamii•4 years ago

8e6a036View on GitHub

Merge pull request #203 from cozmo/fix-npm-7

jefff•4 years ago

49a9633View on GitHub

Fix tests

Jefff Nelson•4 years ago

e173abcView on GitHub

Build fixes for npm 7

Jefff Nelson•4 years ago

bcafbf6View on GitHub

1.4.0

jefff•4 years ago

34d8eecView on GitHub

Merge pull request #202 from christianpaquin/return-qr-version

jefff•4 years ago

c36eaeaView on GitHub

Documented new returned version in README.md.

Christian Paquin•4 years ago

bfba291View on GitHub

Added the QR version to the object returned by jsQR.

Christian Paquin•4 years ago

503ad3eView on GitHub

Remove package-lock

Cosmo Wolfe•5 years ago

8851ab5View on GitHub

1.3.1

Cosmo Wolfe•5 years ago

422e84aView on GitHub

remove unnecessary binstubs path (#169)

Brian Donovan•5 years ago

f315191View on GitHub

Merge pull request #166 from cozmo/try-harder-on-skew

jefff•5 years ago

25b062aView on GitHub

Bump to 1.3.0 and rebuild

Jefff Nelson•5 years ago

29aa086View on GitHub

Add a test for locator fallback

Jefff Nelson•5 years ago

49eca1aView on GitHub

Add vertical centering also

Jefff Nelson•5 years ago

a52cda5View on GitHub

View all commits

typescript

Community

4,005 stars, 618 forks

10/30

33%

Documentation

Has description, license

15/20

75%

Maintenance

2.4% issue ratio

20/20

100%

Health score is calculated based on activity, community engagement, documentation quality, and maintenance practices

Languages

TypeScript

99.8%

JavaScript

0.2%

Dependencies13 total

0

Production

13

Development

Development Dependencies (13)

@types/fs-extra^4.0.2

@types/jest^20.0.8

@types/node^8.0.27

awesome-typescript-loader^3.2.3

Top Contributors

1

cozmo

User

95

commits

2

jefff

User

21

commits

3

JodusNodus

User

4

commits

4

christianpaquin

User

2

commits

5

josefdlange

User

2

commits

6

eventualbuddha

User

1

commits

7

DanielRuf

User

1

commits

8

midcode

User

1

commits

9

lordnox

User

1

commits

10

gaaamii

User

1

commits

Languages

TypeScript

99.8%

JavaScript

0.2%

Issues Analytics

78

Total Issues

All time

46

Open

59% of total

32

Closed

Dependencies13 total

0

Production

13

Development

Development Dependencies (13)

@types/fs-extra^4.0.2

@types/jest^20.0.8

@types/node^8.0.27

awesome-typescript-loader^3.2.3

fs-extra^4.0.1

jest^23.1.0

rimraf^2.6.2

ts-jest^23.0.4

ts-node^3.3.0

tslint^5.7.0

typescript^2.5.2

upng-js^1.0.1

webpack^3.10.0

jsqrv1.4.0

41% of total

4mo

Avg Close Time

Avg response

Issues Activity: Last 6 months

Hottest Issues

1

#185 jsQR freezes on iOS 14 Beta (Safari & Chrome)

21

11

open

2

#157 iOS Safari freezes

13

open

3

#151 Frequent call of binarize method then run in webworker

9

open

4

#198 Consider using native BarcodeDetector

5

2

open

5

#207 Safari ask access to camera each time on iOS

4

1

closed

Top Contributors

1

cozmo

User

95

commits

2

jefff

User

21

commits

3

JodusNodus

User

4

commits

4

christianpaquin

User

2

commits

5

josefdlange

User

2

commits

6

eventualbuddha

User

1

commits

7

DanielRuf

User

1

commits

8

midcode

User

1

commits

9

lordnox

User

1

commits

10

gaaamii

User

1

commits

Recent Commits

remove unused variable `size` (#182)

gaaamii•4 years ago

8e6a036View on GitHub

Merge pull request #203 from cozmo/fix-npm-7

jefff•4 years ago

49a9633View on GitHub

Fix tests

Jefff Nelson•4 years ago

e173abcView on GitHub

Build fixes for npm 7

Jefff Nelson•4 years ago

bcafbf6View on GitHub

1.4.0

jefff•4 years ago

34d8eecView on GitHub

Merge pull request #202 from christianpaquin/return-qr-version

jefff•4 years ago

c36eaeaView on GitHub

Documented new returned version in README.md.

Christian Paquin•4 years ago

bfba291View on GitHub

Added the QR version to the object returned by jsQR.

Christian Paquin•4 years ago

503ad3eView on GitHub

Remove package-lock

Cosmo Wolfe•5 years ago

8851ab5View on GitHub

1.3.1

Cosmo Wolfe•5 years ago

422e84aView on GitHub

remove unnecessary binstubs path (#169)

Brian Donovan•5 years ago

f315191View on GitHub

Merge pull request #166 from cozmo/try-harder-on-skew

jefff•5 years ago

25b062aView on GitHub

Bump to 1.3.0 and rebuild

Jefff Nelson•5 years ago

29aa086View on GitHub

Add a test for locator fallback

Jefff Nelson•5 years ago

49eca1aView on GitHub

Add vertical centering also

Jefff Nelson•5 years ago

a52cda5View on GitHub

View all commits

GitHub Explorer

jsQR

Score Breakdown

Development Dependencies (13)

Development Dependencies (13)

Issues Activity: Last 6 months

Hottest Issues