# Reconsider an existing application.

Start with what runs today. Compare keeping it with compatible replacement and staged coexistence. Inventory contracts, qualify each ownership transfer and rehearse rollback.

- [Migration workflow](/rewrite/guide.md)

- [Shared contracts and phases](/rewrite/contracts.json)

- [All stack-specific architecture and transition records](/rewrite/records.json)

Recipes are documentation-reviewed. Application compatibility and migration checks require actual evidence.

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Canonical page: https://stack.menu/rewrite/