Alternatives

Products that do what Mocker does

Generate usable endpoints for testing

1. 1
   Mock API Generator▲548

   Generate custom data & API to build apps in less than 30s

   2021

2. 2ST
   Simple tool to generate mock APIs for testing▲25

   2024 · endpts.io

3. 3
   Rest Faker▲13

   Generate complete REST APIs with CRUD in matter of seconds

   Jun 2026

4. 4MO
   Mockit – Open-source app to create and configure HTTP mocked endpoints▲158

   2019 · mockit.netlify.com

5. 5
   Fake API for Devs▲8

   Free mock api generator for developers | instant test data

   Nov 2025 · fakeapifordevs.vercel.app

6. 6
   Mockphine▲87

   Mock blocked APIs, passthrough ready routes, see live source

   Mar 2026 · mockphine.com

7. 7GJ
   Generate JSON mock data for testing/initial app development▲103

   2023 · jsongenerator.io

8. 8
   Mockaroo▲357

   A realistic data generator to test your app

   2015

9. 9
   JSON Generator▲139

   Create mock and sample JSON using a powerful template syntax

   2014

10. 10
    GPT WebApp Generator for React & Node.js▲272

    Let AI create a full-stack web app based on your description

    2023

11. 11
    Simple API Generator (Rest + GraphQL)▲121

    Instantly generate openapi (OAS) 3.0.0 REST + GraphQL APIs

    2019

12. 12
    Routebase▲106

    Design, mock, test, and document APIs from one living spec. Full test runner built in: suites, scenarios, ten auth schemes, CLI in CI. No OpenAPI needed.

    Jul 2026 · routebase.dev

13. 13
    Mocktail – Free, open-source mock API server with a built-in dashboard▲25

    Hi HN, I built the first version of Mocktail years ago. I recently came back to the project, and after a pretty substantial rebuild, v4 is now out. Mocktail is a free and open-source, self-hosted mock API server with a built-in dashboard and database, packaged as a single ~25 MB binary. You can run it locally or on your own infrastructure — no account or hosted service required. You can define endpoints and responses, generate realistic data per request, customize headers, status codes and latency, and inspect incoming requests in real time. With v4, I also added MCP support, so coding…

    23d ago · getmocktail.com

14. 14
    FakeURL▲6

    Free online api mocking tool | mock api generator

    2025

15. 15
    Mockden▲12

    Rapid api prototyping & mock data

    2025

16. 16
    Schema Validator Browser Extension▲122

    Boost SEO with One-Click Schema & Rich Results Testing

    2023

17. 17
    Mocknica - AI-Powered Mock API Server▲8

    Create mock APIs in seconds with AI. Ship prototypes faster.

    Dec 2025 · mocknica.dev

18. 18
    JSONing Mock API▲6

    Free and open source fake API for testing and prototyping

    Nov 2025 · jsoning.com

19. 19
    MockAPI Dog▲122

    Instant mock REST & LLM APIs - free, no signup required

    Feb 2026 · mockapi.dog

20. 20
    Mockreate▲66

    Figma plugin to generate & customise random data for designs

    2022

21. 21
    Mocklets▲82

    A HTTP-based API simulator to assist parallel development 🛠️

    2018

22. 22CM
    Creating mock data using TypeScript interfaces▲57

    2023 · butlermock.online

23. 23
    ezyMock▲81

    Mocking API endpoints has never been easier

    2017

24. 24GR
    Generate REST APIs for Existing Applications▲85

    2012 · emergentone.com

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