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Frequently asked questions and technical details about Kepler.
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What is Kepler Client?
Kepler Client is an optimization-focused Minecraft client.
Which versions are supported?
It initially supports Minecraft 1.21.x with Fabric. Other versions and mod loaders are planned for later.
How does calibration work?
Calibration runs directly inside the launcher and takes about 2-3 minutes. It tests 3-4 candidate profiles against your hardware and selects the winning profile best suited to your system.
Where do mods and Java come from?
The mod catalog starts with Modrinth, and compatibility is checked through Modrinth based on the game version. The correct Java version is automatically selected from Mojang's version manifest. Mods and Java are downloaded directly from official sources.
Do you distribute modded game packages?
No, Kepler does not distribute modded game packages. Mods and Java are downloaded directly from official sources.
Is this an official Minecraft product?
No. Kepler is not an official Minecraft product; it is in no way affiliated with Mojang Studios or Microsoft.
When will it be released?
Kepler is currently in private testing. It will become public after testing is complete. There is no set release date and downloads are not yet available.
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