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CreateYourFrisk (CYF)
CreateYourFrisk is a fork of Unitale for creating custom Undertale-style battles and encounters.

About CreateYourFrisk (CYF)
CreateYourFrisk (CYF) is an open-source fork of the Unitale engine designed for creating custom Undertale-style battles and encounters. It is built on Unity 2018.4.36f1, uses the MoonSharp Lua interpreter for modding support, and is released under the GNU General Public License 3.0. The project maintains a community Discord server, and downloadable engine releases are available via its GitHub repository.
Key features
- Lua moddable engine for Undertale-style custom battles
- Built on Unity 2018.4.36f1 Long Term Support
- Uses MoonSharp Lua interpreter for mod scripting
- Released under GNU General Public License 3.0
- Community Discord server for user communication
- Downloadable releases available via GitHub repository
- Open source distribution under GNU GPL 3.0 license
- Includes dedicated version 1.0 documentation
- Maintains a community Discord server for support
- Overworld editing requires Unity 2018.4.36f1
- Only two default mods can be safely removed without advanced expertise
- Requires retaining default Mods and Default folder resources for inexperienced users
CreateYourFrisk (CYF) at a glance
- Category
- Gaming › Game Guides, Wikis & Tools
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
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CreateYourFrisk (CYF) FAQ
What Unity version is needed to edit Overworlds in CreateYourFrisk?
What license governs CreateYourFrisk's distribution?
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