Plate IV · 11 tools
Developer, API & Database Seeding Utilities
Pick your fields once, then take them out as JSON, SQL, CSV, XML, GraphQL or a stubbed HTTP response.
JSON Mock Data Generator
Arrays, envelopes, keyed objects or NDJSON from thirty-three field types.
SQL INSERT Statement Generator
Seed scripts for PostgreSQL, MySQL, SQLite and SQL Server.
CSV & TSV Dataset Generator
Delimiters, quoting, line endings and BOM — all the things that break imports.
GraphQL Mock Generator
SDL schemas, query documents, mutations and response payloads.
REST API Response Simulator
Full request and response pairs, including the error shapes.
Custom Schema & Nested Object Builder
Define your own field names, nesting and arrays in a two-line DSL.
XML, YAML & TOML Generator
The same records in four configuration formats.
UUID, ULID & Nano ID Generator
Eight identifier formats, including time-ordered UUID v7 and ULID.
Regex Data Generator
Strings that match your pattern, verified against it.
Boolean & Binary State Generator
Seven representations, a weighted true rate, and a nullable tri-state.
Pagination Response Generator
Offset, cursor, Link header and JSON:API envelopes, including empty pages.