imagej/imagej2

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Open scientific N-dimensional image processing :microscope: :sparkler:

Stars: 1.4k
Forks: 350
Open beginner issues: 0
Indexed issues: 132

Dominant language: Java
License: BSD-2-Clause
Last GitHub push: Aug 7, 2026
Latest indexed: Sep 17, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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132 open issues indexed

imagej2/fiji Could not initialize class javax.imageio.ImageIO Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

imagej/imagej2#318 · Opened Feb 28, 2025
Certain RankFilters() operations never report system exit, hang indefinitely Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#317 · 1 comment · Opened Feb 4, 2025
[bug] auto generate desktop entry when start program Open

imagej/imagej2#316 · 1 comment · 1 assignee · Opened Jul 17, 2024
ROI selection Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

imagej/imagej2#312 · Opened Nov 13, 2023
Original ImageJ logic gets invoked in pure ImageJ2 GUI mode Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#311 · Opened Jul 20, 2023
Spurious "Ignoring unsupported script" debug messages on startup Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

imagej/imagej2#310 · Opened Jul 17, 2023
Oversaturated colors on P3 monitors Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

imagej/imagej2#308 · 5 comments · Opened Jul 2, 2022
Clean up native platform naming across ImageJ2 components Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

imagej/imagej2#305 · 3 comments · Opened Mar 17, 2022
Script Editor windows are not fully integrated into the Window menu Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#304 · Opened Mar 17, 2022
Rename artifact from net.imagej:imagej to sc.fiji:fiji-core Open

imagej/imagej2#295 · 2 comments · 1 assignee · Opened Sep 10, 2021
Add generation of application zip to CI build Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

imagej/imagej2#294 · Opened Sep 10, 2021
FracLac for imagej Open

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

imagej/imagej2#290 · Opened Aug 16, 2021
Support for jpeg xl Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

imagej/imagej2#284 · 1 comment · 1 reaction · Opened Apr 7, 2021
Macro recording fails to save parameters Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

imagej/imagej2#281 · 1 comment · Opened Apr 1, 2021
Change imageJ Default Memory Setting Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

imagej/imagej2#278 · 3 comments · Opened Jan 31, 2021
Selection tool and GUI update Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

imagej/imagej2#277 · Opened Jan 13, 2021
"NameError: name 'command' is not defined" when running ImageJ jython script headless Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#275 · 1 comment · Opened Dec 21, 2020
Maven build problem Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

imagej/imagej2#273 · 8 comments · Opened Dec 16, 2020
Version number in "About ImageJ" does not match real version Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

imagej/imagej2#272 · 1 comment · Opened Dec 16, 2020
Pluggin segmenting less number of particles using ImageJ version 1.53f Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

imagej/imagej2#271 · 2 comments · Opened Dec 16, 2020
List [of Overlay] Elements doesn't update automatically Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

imagej/imagej2#270 · Opened Dec 15, 2020
String index out of range when doing a complex inverse FFT Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

imagej/imagej2#269 · 1 reaction · Opened Dec 14, 2020
Please support multiple frames in PGM file format Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

imagej/imagej2#268 · 6 comments · Opened Dec 10, 2020
Trigger popup menu with long press Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#267 · Opened Oct 13, 2020
getValue() not returning intensity measures of line selections? Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

imagej/imagej2#265 · Opened Oct 12, 2020
Coloc 2 log does not identify (by number, name or location) which ROI has been analyzed Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

imagej/imagej2#264 · Opened Oct 5, 2020
Extra file types are not displayed with SCIFIO on Open

imagej/imagej2#263 · 6 comments · 1 reaction · 1 assignee · Opened Sep 28, 2020
Opening multichannel tile scans results in tile rearrangement Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#262 · 1 comment · Opened Sep 24, 2020
FFT line intensity profile shows units in [nm] rather than [1/nm] Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

imagej/imagej2#260 · Opened Sep 17, 2020
Issue (NonBlockingGenericDialog) while running in headless mode Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

imagej/imagej2#259 · 9 comments · Opened Sep 11, 2020
Problem with EventHandler annotation in ImageJ legacy UI Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

imagej/imagej2#258 · 1 comment · 1 reaction · Opened Sep 7, 2020
How to batch process .raw file and get gray value? Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

imagej/imagej2#257 · 1 comment · Opened Sep 7, 2020
Violating XDG base directory standard Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#254 · 2 comments · 1 reaction · Opened Jul 23, 2020
Java runtime errors on launch: namespace reporting not enabled Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

imagej/imagej2#249 · 3 comments · Opened Apr 5, 2020
Drag and drop doesn't work on Mac, if I open a file from finder Open

Difficulty 4/5 3-5 days Newbie friendliness 22/100

imagej/imagej2#248 · Opened Mar 18, 2020
Document TIFF tags used by imagej Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#247 · 1 reaction · Opened Mar 15, 2020
Fiji on Windows 10 won't launch with Korean characters in the path Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

imagej/imagej2#245 · 7 comments · Opened Jan 21, 2020
TIFF and PNG import ignores embedded ICC color profile => wrong colors in non-sRGB images Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#243 · 2 comments · Opened Dec 17, 2019
images larger than 2^29 pixels do not open/load properly Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#238 · 26 comments · Opened May 9, 2019
Reconcile case issues with module parameters Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

imagej/imagej2#231 · 1 reaction · Opened Mar 1, 2019
Open Recent does not show Drag n Dropped Files Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

imagej/imagej2#229 · 1 comment · Opened Jan 30, 2019
Font-Problem in ImageJ/Fiji - Linux Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

imagej/imagej2#223 · Opened Dec 25, 2018
loading large image Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

imagej/imagej2#222 · Opened Dec 13, 2018
[modern mode] all tools just rectangle Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

imagej/imagej2#221 · Opened Dec 13, 2018
[modern mode] fail open an image after update Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

imagej/imagej2#219 · Opened Dec 13, 2018
Wrong data for TIFF images Open

needs feedback

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#215 · 2 comments · Opened Oct 15, 2018
How to fix read and write excel Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

imagej/imagej2#211 · 2 comments · Opened Aug 27, 2018
Combine selections (OR) command produces incorrect results with fully overlapping ROIs Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

imagej/imagej2#205 · Opened Jun 14, 2018
Updater: "row index is bigger than sorter's row count" Open

unscheduled

Difficulty 4/5 3-5 days Newbie friendliness 25/100

imagej/imagej2#201 · 4 comments · Opened May 18, 2018
Cannot threshold composite float32 images Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

imagej/imagej2#198 · 1 comment · Opened May 11, 2018

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