Maintained by Zakodium

image-js

Image processing and manipulation in JavaScript.

Installation

npm install image-js

API

Complete API documentation

Usage docs and guides

Development

See Development documentation.

License

MIT

Changelog

1.0.0 (2025-08-20)

ImageJS 1.0 is a complete TypeScript rewrite of the library.

Please read our announcement post at https://docs.image-js.org/blog/releases/1.0.

0.37.0 (2025-04-15)

Features

• add filledSurface on ROI (019c71a)
• ROI.toJSON expose hullSurface and hullPerimeter (85471eb)

0.36.1 (2025-04-09)

Bug Fixes

• add types and documentation for cannyEdge parameters (f73f9b4)

0.36.0 (2024-12-26)

Features

• extract text field from png as meta information (180ccd4)

0.35.6 (2024-07-05)

Bug Fixes

• add type for insert method (faead4f)

0.35.5 (2023-10-17)

Bug Fixes

• add TypeScript definition to RoiManager (#630) (10bec0b)

0.35.4 (2023-06-14)

Bug Fixes

• setMatrix() return this object (#621) (b4ca38e)

0.35.3 (2023-02-02)

Bug Fixes

• types: wrong matrix definition (#616) (e265e2a)

0.35.2 (2022-10-07)

Bug Fixes

• add more typescript definitions (#606) (e4eb534)
• bump fast-bmp to 2.0.1 (#608) (2ddabf9)

0.35.1 (2022-08-10)

Bug Fixes

• add TypeScript definition to many methods (#600) (6caaf19)

0.35.0 (2022-08-01)

Features

• allow rotate & crop for bitDepth = 1 images (#596) (622b909)

Bug Fixes

• add TypeScript definition to setChannel() method (#597) (551c334)

0.34.1 (2022-05-17)

Bug Fixes

• add TypeScript definition for paintMasks() (#591) (6edd169)

0.34.0 (2022-04-11)

Features

• add option to ignore color palette in TIFF images (#589) (07aa7d5)

0.33.2 (2022-03-28)

Bug Fixes

• add TypeScript definition for paintPolygon() (#587) (d0c0541)

0.33.1 (2021-10-31)

Bug Fixes

• update TIFF decoder (#575) (8a09396)

0.33.0 (2021-08-30)

⚠ BREAKING CHANGES

• Improve MBR speed

Bug Fixes

• Improve MBR speed (c77fec2)

0.32.0 (2021-07-09)

⚠ BREAKING CHANGES

• auto-correct orientation of JPEG images according to EXIF (#563)
• Removed support for Node.js 10

Bug Fixes

• auto-correct orientation of JPEG images according to EXIF (#563) (6a2bcf3)
• types: add flipX and flipY to types (2c14a85)
• types: remove bilinear from supported resize interpolations (a96eb4c)

Miscellaneous Chores

• update dependencies (ec97242)

0.31.4 (2021-01-21)

Bug Fixes

• roundness was not 1 for perfect circle (#548) (e73f596)

0.31.3 (2020-12-14)

Bug Fixes

• update dependencies (#539) (c972f63)

0.31.2 (2020-12-10)

Performance Improvements

• improve medianFilter (#537) (c341fac)

0.31.1 (2020-11-17)

Bug Fixes

• correct hull filled mask (81a8cd7)

0.31.0 (2020-11-12)

Features

• restore old implementations of getMask with hull or mbr (#532) (4d51dbd)

0.30.3 (2020-10-20)

Bug Fixes

• types: correct return type of Stack.getAverageImage to Image (#529) (ec6588c)

0.30.2 (2020-10-18)

Bug Fixes

• add basic Stack type definition (#525) (d5f1972)

0.30.1 (2020-10-13)

Bug Fixes

• include less files in npm package (03903a6)

0.30.0 (2020-10-13)

Bug Fixes

• correct TIFF support in documentation (7f3993f)