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Validation

3 technologies: what each one does, whether it is SaaS or open source, its price range and its website.

  • Valibot

    Open source

    Modular schema validation with a very small bundle size.

    Website

  • Yup

    Open source

    Schema validation popular with form libraries.

    Website

  • Zod

    Open source

    TypeScript-first schema validation: check forms and API data and get the types for free.

    Website

Data from the open Wappalyzer database (enthec/webappanalyzer, GPL-3.0), updated every week. Site counts from the HTTP Archive. Code tools (frameworks, build, ORMs…) come from a list kept by Faundr.

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Languages 21Data pipelines and queues 18Backend frameworks 16Infrastructure and DevOps 12Databases and caches 10Full-stack frameworks 9Build tools and runtimes 8Styling and UI kits 8Data fetching and APIs 7UI libraries 6ORMs and query builders 6Mobile app frameworks 5Testing 5Animation 4AI platforms 4Desktop app frameworks 2