Version 4.7 of WebPlotDigitizer

New Features:

• Made masks translucent for easier mask making.
• Expanded support for circular chart recorders. Now support 1 day, 1 week and also both rotation directions.

Bug Fixes:

• Fixed bugs with mask creation when view is rotated.

Version 4.6 of WebPlotDigitizer

New Features:

• Experimental support for Circular Chart Recorders
• Apple Silicon support for desktop application
• Ability to rotate images in addition to zoom (contribution from Eric Chow)

Code Cleanup:

• Remove dependence on closure compiler, use NPM to manage builds
• Several bug fixes and additional unit tests

Version 4.5 of WebPlotDigitizer

New Features:

• Ability to create Point Groups (contribution from Eric Chow)

Bug fixes:

• Fixed blob detection area and moment broken in previous releases.
• Fixed loading PDFs in desktop versions
• Fixed image paste behavior
• Other minor bug fixes

Version 4.3 of WebPlotDigitizer

New Features:

• Load multiple images at once (contribution from Eric Chow and Bill Denney)
• Digitize data from multiple PDF pages (contribution from Eric Chow and Bill Denney)
• New algorithm ("Custom Independents") allows specifying X values for which XY charts should be digitized
• Allow loading static projects from the server using a project ID param in the URL
• Specify display color for a dataset

Misc:

• Removed WebAssembly code for now. May revive that in the future
• Many minor bug fixes and slightly improved test coverage

Version 4.2 of WebPlotDigitizer

Version 4.2

April 7, 2019

New Features:

• Save and resume auto-detection algorithm settings along with masks in the project file (per dataset).
• Crop images before digitization.
• Undo/Redo management system (used only for cropping images at the moment)
• Initial ability to run digitization on multiple images via NodeJS command-line

Bug fixes:

• Improve X Step with Interpolation algorithm for log-scale charts
• Improved unit test coverage

Misc:

• Minor UI tweaks for mask creation

Version 4.1 of WebPlotDigitizer

January 8, 2018

New Feature:

• Ability to measure area and perimeter of polygons

Bug fixes:

• Fix grid removal
• Fix axes labels for 2D XY axes
• Fix loading project files in Chrome on Windows OS
• Fix transformation equations for polar axes
• Fix issue with editing bar chart labels
• Update Simplified Chinese and French translations
• Add keyboard shortcuts (F2 or Mac+R) to rename axes and datasets. Double-click should also work.
• Fix copy/paste in MacOS desktop app
• Fix color selection after reloading projects

Version 4.0 of WebPlotDigitizer

Next major release of WebPlotDigitizer

Version 3.12

Licensing

• Moved to GNU AGPL v3 from GNU GPL v3

New Features

• Export all datasets to Plotly together using the "Export All Datasets" option.
• Minor improvement of axes calibration point graphics
• Provide user the option to account for axes rotation for bar charts when the charts are not perfectly vertical or horizontal.

Bug Fixes

• Minor bug fixes related to drag-drop of image

Version 3.11

New Features:

• X Step w/ Interpolation and X Step algorithms now work with log scale XY axes.
• Add ability to export all datasets to a single combined CSV file from the Data menu.
• Add internationalization support and translate to French and German.

Version 3.10 of WebPlotDigitizer

New Features:

• Improved sub-pixel behavior of the default averaging window algorithm, blob detector and bar extraction.
• Added ability to re-edit axes calibration after collecting data.

Bug fixes:

• Re-worked bar extraction algorithm to allow capturing both negative and positive values in the same chart (horizontal or vertical).
• Allow automatic extraction algorithms to work with images with a transparent background.