SchemaShift CLI

TypeScript schema migration CLI that converts between Zod, Yup, Joi, io-ts, Valibot, ArkType, Superstruct, and Effect Schema using AST-based transformations. Current stable version is 0.17.0, released monthly. Supports single-step and chain migrations, dry-run previews, compatibility checks, and integration testing scaffolding. Requires Node >=22.0.0. Differentiator: preserves comments and formatting via AST; includes behavioral difference warnings, bundle size estimation, and performance impact analysis.