ImageOptim/ImageOptim

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GUI image optimizer for Mac

Stars: 10k
Forks: 478
Open beginner issues: 0
Indexed issues: 201

Dominant language: HTML
License: GPL-2.0
Last GitHub push: Jul 13, 2026
Latest indexed: Sep 20, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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201 open issues indexed

svgo.js fails to build: webpack cannot resolve @ljharb/tsconfig referenced by dependencies' tsconfig.json Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

ImageOptim/ImageOptim#468 · Opened Jul 26, 2026
Build fails on Xcode 27: MACOSX_DEPLOYMENT_TARGET 10.15 is below the supported range (12.0+) Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

ImageOptim/ImageOptim#467 · Opened Jul 26, 2026
Add an option for silent mode Open

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

ImageOptim/ImageOptim#465 · Opened Jul 5, 2026
Add a CLI option to compress images with lossy minifications Open

Difficulty 3/5 1-2 days Newbie friendliness 52/100

ImageOptim/ImageOptim#464 · Opened Jun 22, 2026
Cloudflare CF-Polish not working with imageoptin PNGs. Open

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

ImageOptim/ImageOptim#463 · Opened May 22, 2026
Rosetta is Dead Open

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

ImageOptim/ImageOptim#460 · 3 comments · 5 reactions · Opened Mar 19, 2026
pngout binary included in 1.9.3 is x86_64-only resulting in unnecessarily lower performance on Apple Silicon Open

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

ImageOptim/ImageOptim#457 · 1 comment · 5 reactions · Opened Jan 28, 2026
membership not working Open

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

ImageOptim/ImageOptim#455 · 3 comments · Opened Jan 6, 2026
Why are not pngcrush and guetzli enabled by default? Open

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

ImageOptim/ImageOptim#454 · Opened Nov 18, 2025
[Idea] PDF optimization to upvert PNG Open

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

ImageOptim/ImageOptim#452 · 1 reaction · Opened Aug 21, 2025
Support for icns files Open

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

ImageOptim/ImageOptim#451 · 1 comment · Opened Jul 31, 2025
jpegtran and progressive, baseline JPEG Open

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

ImageOptim/ImageOptim#450 · Opened Jun 12, 2025
Feature: Lossless GIF compression of LZW stream Open

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

ImageOptim/ImageOptim#448 · Opened Apr 5, 2025
progression bar or percentage or status ? Open

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

ImageOptim/ImageOptim#447 · 1 comment · 1 reaction · Opened Feb 28, 2025
Corrupted compressed files on Mac Sonoma 14.7.1 Open

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

ImageOptim/ImageOptim#446 · Opened Feb 5, 2025
Mostly using efficiency cores Open

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

ImageOptim/ImageOptim#445 · 1 comment · 2 reactions · Opened Nov 16, 2024
jpegs on my mac are BLACK in Quick Look after compressing Open

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

ImageOptim/ImageOptim#444 · 4 comments · Opened Oct 10, 2024
Files get deleted randomly Open

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

ImageOptim/ImageOptim#443 · 3 comments · 1 reaction · Opened Jul 16, 2024
If optimisation fails, original image is deleted Open

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

ImageOptim/ImageOptim#442 · 2 comments · 2 reactions · Opened May 28, 2024
Non a bug, but maybe useful - "target image size" Open

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

ImageOptim/ImageOptim#441 · 1 comment · 2 reactions · Opened May 17, 2024
Add option to run optimizers at reduced CPU priority Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

ImageOptim/ImageOptim#440 · 2 comments · 4 reactions · Opened Apr 8, 2024
Add support for Jpegli Open

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

ImageOptim/ImageOptim#439 · 1 comment · 30 reactions · Opened Apr 4, 2024
CLI doesn't start with hidden UI Open

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

ImageOptim/ImageOptim#438 · 2 comments · 2 reactions · Opened Mar 2, 2024
Bug in the settings - German translation Open

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

ImageOptim/ImageOptim#437 · 2 comments · Opened Feb 24, 2024
Optimizing jpegs takes much longer than previous versions Open

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

ImageOptim/ImageOptim#435 · 2 comments · Opened Dec 27, 2023
Issue Solved for your information on last release 1.9.3 Open

Difficulty 1/5 Under an hour Newbie friendliness 10/100

ImageOptim/ImageOptim#434 · 1 comment · 1 reaction · Opened Nov 20, 2023
Finder extension doesn't work after latest update Open

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

ImageOptim/ImageOptim#430 · 3 comments · 1 reaction · Opened Oct 24, 2023
Strips away jpeg Apple-Photos location data Open

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

ImageOptim/ImageOptim#429 · Opened Oct 23, 2023
Possible GPU support? Open

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

ImageOptim/ImageOptim#427 · 1 comment · Opened Oct 19, 2023
Window does not appear until after images are processed Open

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

ImageOptim/ImageOptim#425 · 1 comment · Opened Oct 18, 2023
[REQUEST] Will this tool ever support WebP ? Open

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

ImageOptim/ImageOptim#419 · 5 comments · 3 reactions · Opened Aug 24, 2023
Feature request: automator Open

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

ImageOptim/ImageOptim#417 · 3 comments · Opened Jul 24, 2023
Can't set JPEG Quality to 80 Open

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

ImageOptim/ImageOptim#415 · 1 comment · Opened Jul 8, 2023
Inform user that the original file is placed in Trash Open

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

ImageOptim/ImageOptim#413 · Opened May 17, 2023
Some files are deleted after optimisation Open

Difficulty 4/5 3-5 days Newbie friendliness 32/100

ImageOptim/ImageOptim#412 · 1 comment · 1 reaction · Opened Apr 28, 2023
Option to skip Trash after process? Open

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

ImageOptim/ImageOptim#411 · Opened Apr 14, 2023
Stripping of Gamma and color gamut shouldn't happen Open

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

ImageOptim/ImageOptim#410 · 6 reactions · Opened Mar 30, 2023
No thread usage option Open

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

ImageOptim/ImageOptim#407 · Opened Mar 18, 2023
Lossless WebP support Open

Difficulty 3/5 1-2 days Newbie friendliness 52/100

ImageOptim/ImageOptim#406 · 4 comments · 11 reactions · Opened Feb 14, 2023
PNG color profile not removed if Zopfli and PNGOUT disabled Open

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

ImageOptim/ImageOptim#403 · Opened Jan 27, 2023
Visual Bug - File Status Doesn't Update Open

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

ImageOptim/ImageOptim#402 · 1 reaction · Opened Jan 5, 2023
Option to keep log files Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

ImageOptim/ImageOptim#400 · 1 reaction · Opened Nov 24, 2022
/bin/sh: line 24: OTHER_INPUT_FILE_FLAGS: unbound variable Open

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

ImageOptim/ImageOptim#399 · 1 comment · Opened Nov 11, 2022
Performance issues Open

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

ImageOptim/ImageOptim#396 · Opened Oct 2, 2022
Configure SVGO Open

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

ImageOptim/ImageOptim#394 · 7 reactions · Opened Sep 6, 2022
Monterey Crashing Open

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

ImageOptim/ImageOptim#393 · 3 comments · Opened Aug 14, 2022
Feature Request - Cancel Process Open

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

ImageOptim/ImageOptim#392 · 1 comment · Opened Aug 6, 2022
Running problem Open

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

ImageOptim/ImageOptim#366 · 1 reaction · Opened Feb 21, 2022
Build input file cannot be found: '/Users/kornel/www/ImageOptim/svgcleaner/src/Cargo.toml' Open

Difficulty 3/5 1-2 days Newbie friendliness 15/100

ImageOptim/ImageOptim#365 · 1 comment · Opened Jan 20, 2022
Feature reqeust: macOS Shortcuts Support Open

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

ImageOptim/ImageOptim#364 · 3 comments · 12 reactions · Opened Jan 6, 2022

ImageOptim/ImageOptim

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