There was a known memory leak in v1.3.0 and v1.3.1, which was patched in v1.3.2; if you installed an older version manually, please update to the latest version! You can find your XKit Rewritten version number in the Links tab of the control panel.

If you're already on the latest version (v1.3.5), please open a discussion on GitHub so that we can help to troubleshoot and diagnose this issue: 🔗 https://github.com/AprilSylph/XKit-Rewritten/discussions