Dev tools · alternatives · 2026

24 alternatives to Connect API Mocker

Fake REST API server with filesystem

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Connect API Mocker launched in 2017; newer entries below may have overtaken it.

1. 1HM
   HTTP Mock – Intercept, debug and mock HTTP(S) with zero setup▲341

   2019 · httptoolkit.tech · its alternatives →

2. 2
   Pollux▲82

   Fake json data & json server mock API generator with JWT

   2021 · its alternatives →

3. 3
   Mock API Generator▲548

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

   2021 · its alternatives →

4. 4
   Fake.REST▲5

   Online JSON mock API server with dynamic response templates

   2019 · its alternatives →

5. 5MO
   Mockit – Open-source app to create and configure HTTP mocked endpoints▲158

   2019 · mockit.netlify.com · its alternatives →

6. 6AN
   API-Now: A Mock API Server Serves JSON, JavaScript File or Faker Data▲5

   2019 · github.com · its alternatives →

7. 7
   Decoy▲99

   Local server mocks in macOS, all in a lightweight native app

   Mar 2026 · decoy-app.com · its alternatives →

8. 8
   Mockend▲6

   Effortless hosted fake REST and GraphQL API for teams/makers

   2023 · its alternatives →

9. 9
   apimock-rs▲9

   A developer-friendly, fast and functional HTTP(S) server.

   Nov 2025 · apimokka.github.io · its alternatives →

10. 10
    Mocklets▲82

    A HTTP-based API simulator to assist parallel development 🛠️

    2018 · its alternatives →

11. 11TA
    The all-in-one fake API▲12

    2024 · fooapi.com · its alternatives →

12. 12
    MockAPI Dog▲122

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

    Feb 2026 · mockapi.dog · its alternatives →

13. 13
    Mockphine▲87

    Mock blocked APIs, passthrough ready routes, see live source

    Mar 2026 · mockphine.com · its alternatives →

14. 14AA
    APIMock – API Mock server with domain support and proxy to record mocks▲6

    2020 · github.com · its alternatives →

15. 15
    Prism▲79

    Accelerate API development with realistic mock servers

    2023 · its alternatives →

16. 16
    Mockoon▲89

    Mock servers in seconds

    2017 · its alternatives →

17. 17MA
    MockIPFS – a mock node and MitM proxy for IPFS testing and debugging▲29

    2022 · github.com · its alternatives →

18. 18MA
    MockRTC – a mock peer and MitM proxy library for WebRTC▲30

    2022 · github.com · its alternatives →

19. 19
    mockr-cli

    Mock a REST API with one JSON file

    Mar 2026 · npmjs.com · its alternatives →

20. 20GZ
    GraphQL Zero – AIs Mocking APIs▲7

    I made an API mocking tool that imports a schema, populates fake data, then runs a local server. This is helpful for testing APIs or advanced prototyping. A demo video is here: https://www.loom.com/share/abad2cdf325e4e0b9addea1e14406166?... There’s two fun things about this tool 1. the complete lack of configs and schema annotations. i.e. you don’t need to learn faker-js. You just need your existing GraphQL schema and to to swap out the server URL in your frontend code. 2. the depth. Your fake objects have relationships to other fake objects. And in proxy mode, real…

    2023 · github.com · its alternatives →

21. 21MM
    Mockoon – mock REST APIs in seconds▲68

    2017 · mockoon.com · its alternatives →

22. 22
    Mockman▲2

    mock-server cross-platform api-mock

    2018 · its alternatives →

23. 23
    FakeURL▲6

    Free online api mocking tool | mock api generator

    2025 · fakeurl.dev · its alternatives →

24. 24
    FakeJSON▲6

    A realistic test data API to make or break your app

    2018 · its alternatives →

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 →