Dev tools · alternatives · 2026

24 alternatives to Jsonman

Create a REST API with 0 coding within 10 seconds (MacOS)

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Jsonman launched in 2020; newer entries below may have overtaken it.

1
Mock API Generator▲555
Generate custom data & API to build apps in less than 30s
2021 · retool.com · its alternatives →
2
apiJuice▲223
Create a hosted API for anything in seconds
2025 · apijuice.com · its alternatives →
3
Make an app by adding JSON to this app▲648
📡 Native App over HTTP, on iOS. Contribute to Jasonette/JASONETTE-iOS development by creating an account on GitHub.
2016 · github.com · its alternatives →
4
JSON Api▲175
Hosted API's to develop your app for free 🙌
2020 · jsonapi.co · its alternatives →
5
Postman for Mac (Beta)▲372
Build, test, and document your APIs faster
2016 · postman.com · its alternatives →
6
API_TESTER▲249
Test your APIs right from the macOS menu bar
2025 · apps.apple.com · its alternatives →
7
API MAKER▲346
Create your API in minutes with Notion
2022 · its alternatives →
8
Apidog▲570
Development teams often struggle with using multiple tools like Postman and Swagger for API design, development, and testing. This fragmented approach leads to outdated API specs and chaotic collaboration. So we built Apidog: a single, unified API platform for team collaboration. It has a beautiful interface that makes it easy to create API spec, generate request data from API spec, validate responses, create mock data, orchestrate test scenarios, and publish API documentation. Apidog = Postman + Swagger + Mock + JMeter.
2024 · apidog.com · its alternatives →
9
Mockable▲114
For rapid API prototyping: create REST/SOAP mocks in 3 sec
2015 · its alternatives →
10
Example Data Service▲181
Lorem Ipsum backends for your next no-code app, by @Draftbit
2020 · example-data.draftbit.com · its alternatives →
11
Autorest▲67
No-code solution for creating scalable Rest APIs
2021 · its alternatives →
12CI
Create instantly shareable native app with a single JSON markup▲165
2016 · jasonclient.org · its alternatives →
13
Nacapi▲174
Turn your JSON into a restful API
2021 · nacapi.com · its alternatives →
14
Jasonette▲256
Make an app by adding JSON to this app.
2016 · jasonette.com · its alternatives →
15
Postkit 2.0▲129
Codepen for mock APIs
2019 · its alternatives →
16
RapidMCP▲234
Convert your REST API into an MCP Server in minutes!
2025 · rapid-mcp.com · its alternatives →
17
Hello API▲187
Turn your boring API docs into an interactive playground
2024 · helloapi.co · its alternatives →
18
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 →
19
Speedy▲61
The Backend you always wanted for your web and mobile apps..
2023 · its alternatives →
20GJ
Generate JSON mock data for testing/initial app development▲103
Easily create complex JSON data structures using intuitive templates.
2023 · jsongenerator.io · its alternatives →
21
Skaffolder 2.0▲162
Create web applications in a few clicks 💻
2019 · skaffolder.com · its alternatives →
22
Developerhub.io▲149
Create beautiful powerful documentation, hassle-free.
2018 · developerhub.io · its alternatives →
23
Quick JSON Formatter▲72
Quickly formats JSON with a simple right click, no copy
2023 · chromewebstore.google.com · its alternatives →
24
Generate JSON▲77
AI-generated dummy JSON - deploy in seconds
2023 · jsonviewer.stack.hu · its alternatives →

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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 →