# Legacy documentation

Guides and release history for earlier Frontfriend versions.

The previous documentation is preserved here for historical and v3 workflows. It describes earlier package versions and must not be used as the source of truth for new v4 target APIs.

## Existing Tailwind v3 projects

- [v3 overview](/docs/legacy/v3/index/)
- [React + Next.js setup](/docs/legacy/v3/react-setup/)
- [Vue + Vite setup](/docs/legacy/v3/vue-setup/)
- [v1 to v2 migration](/docs/legacy/migration-v1-to-v2/)

## Previous guides

- [Previous getting started](/docs/legacy/index/)
- [Previous token reference](/docs/legacy/tokens/)
- [Previous CLI reference](/docs/legacy/cli-reference/)
- [Previous shadcn migration guide](/docs/legacy/migrate-from-shadcn/)
- [Previous troubleshooting](/docs/legacy/troubleshooting/)
- [Component contributions](/docs/legacy/components/contributions/)
- [Previous Button reference](/docs/legacy/components/button/)

## Release history

- [Tailwind package changelog](/docs/legacy/changelog-tailwind/)
- [React component changelog](/docs/legacy/changelog-components-react/)
- [Vue component changelog](/docs/legacy/changelog-components-vue/)
- [Platform changelog](/docs/legacy/changelog-platform/)

## Start a new project

For new work, use [v4 installation](/docs/installation/). Existing v3 customers should follow the [migration plan](/docs/migration-v3-v4/).