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Serif edited this page Apr 28, 2026
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My Unicorn is a Python 3.12+ command-line interface (CLI) tool specifically designed for managing AppImages on Linux. It simplifies the lifecycle of AppImage applications by providing automated workflows for installation, updates, and removal directly from GitHub repositories. The system emphasizes security through mandatory hash verification (SHA256/SHA512) and performance via asynchronous operations.
The application provides a comprehensive suite of tools for AppImage management, focusing on automation and user experience.
| Feature | Description |
|---|---|
| Multi-Source Installation | Install via local catalog identifiers or direct GitHub repository URLs. |
| Automated Updates | Check for and apply updates across all managed applications with a single command. |
| Security Verification | Integrity checks using SHA256 or SHA512 digests to ensure asset authenticity. |
| Desktop Integration | Automatic generation of desktop entries and extraction of icons from AppImages. |
| Asset Management | Smart filtering of GitHub release assets to target Linux-compatible binaries only. |
| Self-Upgrade | Built-in logic for the CLI to update itself to the latest version. |