Compare software

Nestopia UE vs puNES: catalog facts
Nestopia UE	puNES
Free Free and open source under the GPL.	Free Free to download, with source code published on GitHub.
Windows	Windows, Linux
Based on the well-known Nestopia core Includes a game database and palettes	Wide NES mapper support Built-in player for NSF, NSF2 and NSFe music
This repository covers only the legacy Win32 build New GUI development has moved to the Jolly Good Emulation project	Described by the project as a work in progress No macOS build mentioned
Downloadable app	Downloadable app
Open source	Open source
License: GPL	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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