Imgbot

github.com/imgbot/Imgbot Git & Code Hosting Open-source projectOpen source

Imgbot compresses image files in GitHub repositories and opens a pull request for review after applying the changes.

github.com/imgbot/Imgbot
Imgbot homepage screenshot

About Imgbot

Imgbot crawls image files in GitHub repositories and applies lossless compression to reduce file size while leaving dimensions and quality unchanged. After compression, it opens a pull request for review and merge.

It supports optional configuration through a .imgbotconfig file in the repository root, including check schedule, ignored files, wiki compression, and reduction thresholds. Custom pull request titles and bodies are available only for paid plans.

Key features

  • Losslessly compresses image files in GitHub repositories
  • Opens a pull request for review and merge
  • Sets check frequency to daily, weekly, or monthly
  • Excludes images by extension, filename, or folder path
  • Enables lossy compression with aggressiveCompression option
  • Includes repository wiki in compression when enabled
Best for: Repository maintainers who want to reduce image file sizes through reviewable pull requests.
Good for
  • Reduces file size while keeping dimensions and quality with lossless compression
  • Submits changes as pull requests for review before merging
  • Configuration file is optional and only needed for advanced use
Watch out for
  • Custom pull request titles and bodies are available only for paid plans

Imgbot at a glance

Type
Open-source project
Pricing
Not confirmed. Check the site
Open source
Yes · Source code
Language
English
Last checked
Oct 5, 2026 · Online when checked
Listed
Oct 5, 2026

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Imgbot FAQ

Does Imgbot merge compressed images automatically?
No. It opens a pull request after compression for review and merge.
Is a configuration file required to use Imgbot?
No. The .imgbotconfig file is optional and placed in the repository root for advanced scenarios.
How can specific images be skipped?
Use ignoredFiles in the configuration to skip by extension, filename, or folder path from the root.
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