nowfound

Dev tools · alternatives · 2026

24 alternatives to Schema Cast

Generate JSON schemas from your code instantly

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    Compile JSON Schema to TypeScript type declarations - bcherny/json-schema-to-typescript

    2017 · github.com · its alternatives →

  2. 2

    Generate, validate, and parse React forms using Mongoose-inspired JSON schemas - SteveVitali/react-form-generator

    2015 · github.com · its alternatives →

  3. 3

    Generate realistic mock JSON data with AI.

    2025 · schema-ai-ten.vercel.app · its alternatives →

  4. 4
  5. 5

    Generate a 100% free database schema for your project

    2024 · supalaunch.com · its alternatives →

  6. 6

    Transform JSON into database-ready schemas.

    2025 · schemasculpt.cloud · its alternatives →

  7. 7

    Hello all To preface this is just something I've been making as a learning exercise, so all feedback is appreciated. This is a tool that converts JSON schemas into TypeScript utility classes for use in Deno. Automatic Type Generation: Typescript interfaces for the compressed and uncompressed versions of your data. Compression & Decompression: Compress and decompress your data. Validation: Built-in data validation using Ajv ensures your data adheres to the schema. Reusability: Once generated, the utility classes can be used in other Deno projects. It currently only supports a subset of JSON…

    2023 · github.com · its alternatives →

  8. 8GJ

    Easily create complex JSON data structures using intuitive templates.

    2023 · jsongenerator.io · its alternatives →

  9. 9
    FSET▲93

    A JSON Schema editor, no more writing json schema by hand

    2021 · fset.app · its alternatives →

  10. 10

    verify-json. Contribute to yusufnb/verify-json development by creating an account on GitHub.

    2020 · github.com · its alternatives →

  11. 11

    A form library that uses JSON schema and works with Redux. Originally a part of the TakeShape React web client. - takeshape/shape-form

    2019 · github.com · its alternatives →

  12. 12

    Smart tool doe Mongoose Schema to JSON Generator

    2025 · its alternatives →

  13. 13

    Generate DOT description for postgres db schema. Contribute to akarki15/dbdot development by creating an account on GitHub.

    2019 · github.com · its alternatives →

  14. 14

    Convert JSON to XML Schema (XSD) effortlessly

    2025 · its alternatives →

  15. 15

    AI-generated dummy JSON - deploy in seconds

    2023 · jsonviewer.stack.hu · its alternatives →

  16. 16

    Generate more traffic to your websites using this free tool.

    2022 · digitalscholar.in · its alternatives →

  17. 17

    Turn any URL into a JSON Schema, Zod, or Pydantic model

    Jun 2026 · schema.tabstack.ai · its alternatives →

  18. 18

    Let JSON play nicely with Typescript. Contribute to ostrowr/ts-json-validator development by creating an account on GitHub.

    2019 · github.com · its alternatives →

  19. 19

    Extract structured content from the semantic web

    2021 · its alternatives →

  20. 20

    While doing research for an architectural change at work, I couldn’t find a nice npm library that let’s you create SQL tables from a JSON Schema. That’s how I decided to create one myself.

    2025 · github.com · its alternatives →

  21. 21

    Convert, create, generate mongoDB, Mongoose Schema from json

    2025 · its alternatives →

  22. 22

    Generate beautiful, typesafe code from data

    2018 · quicktype.io · its alternatives →

  23. 23

    GUI approach to generating realistic mock JSON data

    2022 · mockturtle.net · its alternatives →

  24. 24

    🧞 Convert JSON Objects to MySQL, JSON Schema, Mongoose, Google BigQuery, Swagger, and more. - nijikokun/generate-schema

    2015 · github.com · its alternatives →

Also compare

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →