Spectrum Library is described as 'Lightweight content manager with a streamlined interface for organizing supported game files, featuring categories, cover artwork, file details, and download controls' and is a game library manager in the gaming software category. There are more than 10 alternatives to Spectrum Library for a variety of platforms, including Windows, Linux, Mac, Flathub and Flatpak apps. The best Spectrum Library alternative is Lutris, which is both free and Open Source. Other great apps like Spectrum Library are Playnite, GOG GALAXY, Tonkatsu Box and Retrom.
Spectrum Library alternatives are mainly Game Library Managers, but if you're looking for
Game Stores or Compatibility Layer Tools you can filter on that. These are just examples - use the filter bar below to find more specific alternatives to Spectrum Library.