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On the recordRead 11 Oct 202618 facts
jpegoptim
Plans and prices
Free
Free
GPL-3.0 licensed JPEG optimization utility
Read 11 Oct 2026 · github.com
On the record
- Batch processing
- It can read filenames from a file or standard input and can process files in parallel using a configurable worker limit.github.com · read 11 Oct 2026
- Compression modes
- bothgithub.com · read 20 Sep 2026
- Dependencies
- It requires libjpeg version 6b or later and may also work with libjpeg-turbo or mozjpeg.github.com · read 11 Oct 2026
- Distribution
- The maker provides source archives and identifies the Git repository as a source distribution.kokkonen.net · read 11 Oct 2026
- File handling
- By default it overwrites input files when they are optimized, and it can save output to an alternate destination directory.github.com · read 11 Oct 2026
- Input limitations
- Only normal files are optimized; symbolic links and special files are skipped.github.com · read 11 Oct 2026
- Intended users
- The maker lists jpegoptim among software projects for Linux and Unix.kokkonen.net · read 11 Oct 2026
- License
- The repository identifies the software license as GPL-3.0.github.com · read 11 Oct 2026
- Metadata
- It keeps EXIF, IPTC, ICC, XMP and JPEG comment markers by default, while options allow stripping markers.github.com · read 11 Oct 2026
- Metadata controls
- Yesgithub.com · read 20 Sep 2026
- Optimization modes
- It supports lossless optimization by optimizing Huffman tables and lossy optimization with a maximum image quality setting.kokkonen.net · read 11 Oct 2026
- Purpose
- jpegoptim is a utility to optimize and compress JPEG files.github.com · read 11 Oct 2026
- Security maintenance
- The v1.5.7 release notes report a fix for a potential security issue involving symlink following during file creation.github.com · read 11 Oct 2026
- Support
- The maker's project page links to a man page and the Git repository for jpegoptim.kokkonen.net · read 11 Oct 2026
- Supported formats
- JPEG,JFIFgithub.com · read 20 Sep 2026
- Target size
- It can try to optimize an image to a target size specified in kilobytes or as a percentage of the original file size.github.com · read 11 Oct 2026
