Dev tools · alternatives · 2026

24 alternatives to MockBase

Point it at a real API. Get a mock in three clicks.

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
   Mock API Generator▲555

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

   2021 · retool.com · its alternatives →

2. 2
   Mockadillo▲115

   Mock your entire API in minutes.

   2019 · mockadillo.com · its alternatives →

3. 3
   Mockoon – mock REST APIs in seconds▲68

   Mockoon is the easiest and quickest way to run mock REST API servers. No remote deployment, no account required, free, open source and cross-platform.

   2017 · mockoon.com · its alternatives →

4. 4
   Mockable▲114

   For rapid API prototyping: create REST/SOAP mocks in 3 sec

   2015 · its alternatives →

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

   2019 · mockit.netlify.com · its alternatives →

6. 6
   MockAPI▲4

   Instant API Mocking for Faster Development

   2024 · its alternatives →

7. 7
   Mock API Generator▲17

   API Mocks Prototyping

   2020 · mock-api-builder.vercel.app · its alternatives →

8. 8
   Mock Maker▲93

   Effortless mock APIs for seamless testing & prototyping

   2024 · its alternatives →

9. 9
   MockAPI▲5

   Accelerate Your Development with Realistic Mock APIs

   2024 · mockapi.com · its alternatives →

10. 10
    apiJuice▲223

    Create a hosted API for anything in seconds

    2025 · apijuice.com · its alternatives →

11. 11
    MockREST – Create REST APIs from Your JSON Content▲12

    Mock REST endpoints in seconds. Test without backend delays. Built for developers who need reliable mock data now.

    2017 · mockrest.com · its alternatives →

12. 12
    Stateful Mock API▲1

    OpenApi to Live backend in seconds - Preserving Api State

    Apr 2026 · statefulapi.in · its alternatives →

13. 13
    MockThis▲80

    Generate mock data using AI

    2023 · its alternatives →

14. 14
    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 · its alternatives →

15. 15
    MockAPI Dog▲122

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

    Feb 2026 · mockapi.dog · its alternatives →

16. 16
    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…

    Aug 2026 · getmocktail.com · its alternatives →

17. 17
    Mockline▲5

    Instant Mock APIs from OpenAPI Specs

    Mar 2026 · mockline.xyz · its alternatives →

18. 18
    OpenAPI mocks that don't suck – realistic test data, quick setup▲13

    Hi HN! I'm Ankit, the founder of Beeceptor, a request mocking and intercepting tool. This time, I built something new to address a pain I’ve personally felt (and heard from dozens of QA, frontend, and platform teams): making OpenAPI specs actually useful during development. API contracts just sit around as docs often. What if you could 'activate' them, instantly have a realistic, hosted mock server-with contract validation, smart test data, and early usage? So I made _Mockaroo for OpenAPI_, but with brains. It spins up a hosted mock server from your spec in one click. It: - Generates…

    2025 · beeceptor.com · its alternatives →

19. 19
    Reffresh▲91

    Simple, no code, mock APIs

    2024 · reffresh.com · its alternatives →

20. 20
    InterimAPI▲68

    Custom API endpoints with realistic fake data in seconds

    2022 · interimapi.com · its alternatives →

21. 21
    A faster way to prototype your APIs using OpenAPI 3 and Swagger UI▲77

    A generator for OpenAPI 3. Contribute to egorsmkv/openapi3-generator development by creating an account on GitHub.

    2020 · github.com · its alternatives →

22. 22
    ApiHome▲73

    Home of API testing

    2022 · apihome.io · its alternatives →

23. 23MS
    Mocktastic – Simple, Offline mock REST APIs for your entire team▲43

    2018 · mocktastic.com · its alternatives →

24. 24
    Loremapis.com▲8

    Get mock APIs from your schema

    2025 · 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 →