Steam may get an unofficial alternative for users who do not need a heavy full-featured client. An independent developer from South America is working on SteamLite — a lightweight program that is meant to preserve most of Steam’s main features while significantly reducing the load on the system.
SteamLite should use around 140 MB of RAM
According to the project’s author, one of SteamLite’s main goals is to radically reduce RAM usage. When idle, the program will allegedly require around 40 MB of RAM, and while a game is running — about 140 MB.
The developer claims a reduction in RAM usage of up to 96% compared to the regular Steam client. In addition, SteamLite should create less load on the processor, which may be especially relevant for weaker PCs or systems with limited memory.
Steam’s main features are planned to remain
Despite the minimalist interface, SteamLite is not intended to be a simple launcher for starting games. The author wants to keep the library, downloads, store, community, friends list, account, and other basic elements of the platform.

Support for chat, invites, collections, server switching, and Steam license management has also been announced. In the published screenshot, it is already possible to see a game library with options to launch, verify files, open the folder, and uninstall installed projects.
The project is still at an early stage
At the moment, SteamLite is not yet available as a full public program. Initially, the developer plans to provide it only to a limited number of users of his optimized Windows 11 KernelOS11 build.
Therefore, the stated memory usage figures should still be treated specifically as data from the project’s author. Large-scale testing has not yet taken place, and stability, compatibility with different games, and the functionality of all announced features remain the main questions before a wider release.
The open release is planned for December
The author plans to fully open SteamLite to all users in December. Before that, the program should go through limited testing and become part of the upcoming KernelOS11 25H2 v1.7.0 update.
If the claimed reduction in resource usage is confirmed in practice, SteamLite could become an interesting option for users who need Steam’s core features without significant background load. At the same time, it is a third-party client, so its real convenience will become clear only after the public launch.