Check the website for installation / usage instructions.

Using MonoMod, an open-source C# modding utility.

We're in the game modding category on the "Mt. Celeste Climbing Association" Discord server:

For information about mod development, check out the Everest Wiki or ask questions in the #modding_help channel on discord.

• If you just want to install Everest, go to the Everest website.
• If you've previously installed Everest and updated Celeste or switched betas / branches, delete the orig directory where Celeste is installed.
  • macOS: Right-click and browse the Celeste app in Finder, then navigate to Contents, then MacOS.
• Clone the Everest repo + submodules, either in your IDE or via the CLI.
• Restore Nuget packages either via your IDE or the command line.
• Everest requires version 9.0.0 or higher of .NET SDK, as well as the .NET 8.0 runtime, for the build process.

• Open the .sln in the repo with Visual Studio
• Publish all projects
  • NOTE: It is very important that you publish the project instead of simply building it, as otherwise required dependency DLLs won't be copied!
• Copy everything in MiniInstaller\bin\Release\net8.0\publish and Celeste.Mod.mm\bin\Release\net8.0\publish to your Celeste directory, replacing existing files
• Run MiniInstaller-win64.exe on 64-bit or MiniInstaller-win.exe on 32-bit

• Install the mono runtime
• Publish all projects
  • Manually: Open the terminal in the Everest directory and run dotnet publish
  • NOTE: It is very important that you publish the project instead of simply building it, as otherwise required dependency DLLs won't be copied!
• Copy everything in MiniInstaller/bin/Release/net8.0/publish and Celeste.Mod.mm/bin/Release/net8.0/publish to your Celeste directory
  • macOS: Celeste.app/Contents/Resources
• Run ./MiniInstaller-linux or ./MiniInstaller-osx

Contributions of any kind are welcome, and a guide on how to contribute effectively to the Everest project is available here. Make sure to join the discussion in the Celeste Discord, and feel free to ask any questions you have there as well.

This project is created, improved, and maintained entirely by volunteers. If you would like to show your support for this project, consider donating to one or more of its contributors.