# Features

- [Internationalization and Translations](/features/i18n.md): Or i18n for short
- [Basic principles](/features/i18n/basic-principles.md)
- [Previewing Your Pages in Different Languages](/features/i18n/previewing-your-pages-in-different-languages.md)
- [Adding New Translation Messages or Changing the Default Ones](/features/i18n/adding-new-translation-messages-or-changing-the-default-ones.md)
- [Adding Support for Extra Languages](/features/i18n/adding-support-for-extra-languages.md)
- [Theme Variants](/features/theme-variants.md)
- [Environment Variables](/features/environment-variables.md)
- [Styling a Custom Page Not Included in Base Keycloak](/features/styling-a-custom-page-not-included-in-base-keycloak.md)
- [Integrating an Existing Theme into Your Keycloakify Project](/features/integrating-an-existing-theme-into-your-keycloakify-project.md)
- [Compiler Options](/features/compiler-options.md)
- [--project](/features/compiler-options/project.md)
- [keycloakVersionTargets](/features/compiler-options/keycloakversiontargets.md)
- [environmentVariables](/features/compiler-options/environmentvariables.md)
- [themeName](/features/compiler-options/themename.md)
- [startKeycloakOptions](/features/compiler-options/startkeycloakoptions.md)
- [themeVersion](/features/compiler-options/themeversion-1.md)
- [accountThemeImplementation](/features/compiler-options/account-theme-implementation.md)
- [postBuild](/features/compiler-options/postbuild.md)
- [XDG\_CACHE\_HOME](/features/compiler-options/xdg_cache_home.md)
- [kcContextExclusionsFtl](/features/compiler-options/kccontextexclusionsftl.md)
- [keycloakifyBuildDirPath](/features/compiler-options/keycloakifybuilddirpath.md)
- [groupId](/features/compiler-options/groupid.md)
- [artifactId](/features/compiler-options/artifactid.md)
- [Webpack specific options](/features/compiler-options/webpack-specific-options.md)
- [projectBuildDirPath](/features/compiler-options/webpack-specific-options/projectbuilddirpath.md)
- [staticDirPathInProjectBuildDirPath](/features/compiler-options/webpack-specific-options/staticdirpathinprojectbuilddirpath.md)
- [publicDirPath](/features/compiler-options/webpack-specific-options/publicdirpath.md)