gPodder

Runs on Linux, Windows, and macOS with native integration options, as highlighted in the multi-platform support, making it accessible across different operating systems without vendor lock-in.

Offers both a GTK-based graphical interface and a command-line interface (CLI), allowing for visual management or scriptable automation via the 'gpo' command, catering to diverse workflows.

Supports custom Python extensions and plugins, with environment variables like GPODDER_EXTENSIONS enabling users to enhance functionality or integrate with other services, as described in the Extensions section.

Allows custom data and download directories via environment variables (e.g., GPODDER_HOME), facilitating portable use on USB drives or multiple configurations, as outlined in the portable mode notes.