Free of charge
Kepler Client is completely free of charge with no subscription fees or paywalls.
Overview, core principles, and independence statement for Kepler Client.
Kepler Client is an optimization-focused Minecraft client. In-game modules for 6 Minecraft versions from 1.20 to 26.3 with Fabric.
It provides ready-to-use optimized profiles out of the box, hardware-based calibration inside the launcher, a Modrinth mod catalog, and automatic Java management from official sources.
Kepler Client is completely free of charge with no subscription fees or paywalls.
The mod catalog starts with Modrinth, and compatibility is checked through Modrinth based on the game version.
Mods and Java are downloaded directly from official sources; Kepler does not distribute modded game packages. The correct Java version is automatically selected from Mojang's version manifest.
Kepler is not an official Minecraft product; it is in no way affiliated with Mojang Studios or Microsoft.
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