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RetroDECK vs Pegasus Frontend: catalog facts
RetroDECK	Pegasus Frontend
Free Free to install from Flathub.	Free The open-source application is available without a license fee.
Linux	Windows, macOS, Linux, Android
Emulators and frontend preconfigured in one package Sandboxed Flatpak keeps files together	Themes are real QML programs, so the interface can be anything Runs well on Raspberry Pi and Android as well as desktop
Linux only Flatpak packaging required	Collections are configured in text files with no wizard Smaller theme and community ecosystem than the bigger front ends
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.