Alternatives to Lossless Scaling
Frame generation and upscaling tool for windowed and borderless PC games. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
Lossless Scaling
Frame generation and upscaling tool for windowed and borderless PC games.
Replacements
Listings that take over the same core job as Lossless Scaling.
OptiScaler
A game mod that swaps between DLSS, FSR and XeSS upscalers and adds frame generation.
OptiScaler is free and open source and adds frame generation and upscaler swapping, but it is installed per game by replacing files and may conflict with anti-cheat.
Gamescope
Valve's micro-compositor for Linux games, used in the SteamOS session and as a nested compositor.
Gamescope is Valve's free, open-source Linux compositor offering upscaling and frame limiting per game, configured with command-line options rather than a settings window and without frame generation.
Also worth comparing
These listings name Lossless Scaling as their own alternative, so the relationship runs both ways.
Special K
Deep game-tweaking framework covering frame pacing, HDR, and anti-stutter fixes.
Lossless Scaling is a paid Windows tool for frame generation and upscaling in windowed or borderless games, narrower than Special K's frame pacing and HDR toolkit.
Similar software
Related functionality, not a direct replacement.
DLSS Swapper
A Windows tool for downloading and swapping DLSS, FSR and XeSS versions in installed games.
Borderless Gaming
Turns a windowed game into a borderless fullscreen one, so alt-tabbing is instant and there is no mode switch.
ReShade
Generic post-processing injector adding shaders and effects to almost any game.
nvidiaProfileInspector
Editor for the hidden NVIDIA driver settings behind the Control Panel.
OCAT
Frame-time capture and FPS overlay for Direct3D and Vulkan games.
