
Deark
Deark analyzes file formats and metadata, extracts data, decompresses content, and decodes image formats through a command-line utility.

About Deark
Deark is a command-line utility that decodes certain types of files to convert them to a more modern or readable format or to extract embedded files. It autodetects the format by default with manual module selection available, writes output files usually named output.*, and offers options to control naming and output directory. Windows binaries are available at the main website.
Pricing is not clearly stated.
Key features
- Writes output to ZIP or TAR instead of individual files
- Lists files that would be extracted without writing them
- Extracts only primary files or only auxiliary files
Deark at a glance
- Website
- github.com/jsummers/deark
- Category
- Software & Utilities › File Utilities
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Platforms
- Windows
- Details verified
- Oct 22, 2026 · Official source
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Guides for File Utilities

Deark alternatives
Tools and sites you could use instead, ranked by how closely they match.
This Windows and macOS utility batch-renames files using metadata and patterns.
FilesMD extracts metadata and EXIF fields from uploaded files, including timestamps, software versions, authors, and GPS locations.
MediaPeek reads technical metadata from video, audio, image, and subtitle files in the browser, fetching only needed bytes from URLs.
PrivMeta removes metadata with browser-side processing and no file uploads, according to its open-source project.
Metadata Remover removes metadata in the browser using WebAssembly, with files processed locally and not uploaded, according to its repository.
Deark decodes certain file types and converts them to modern formats through a portable command-line utility.
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