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SteamTinkerLaunch vs GOverlay: catalog facts
SteamTinkerLaunch	GOverlay
Free Free to use; the source is published on GitHub.	Free Free to use; the source is published on GitHub.
Linux	Linux
GUI for GameScope, MangoHud and modding tools Works with Proton and native Linux games	GUI for MangoHud and vkBasalt settings Avoids hand-editing config files
Linux only Many options can be overwhelming for simple setups	Linux only Only configures the tools; they must be installed as well
Downloadable app	Downloadable app
Open source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

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