Dev tools · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. ZipWhois: Simple JSON Whois API and Domain API launched in 2014; newer entries below may have overtaken it.

1. 1
   The Changelog - #189: JSON API with Yehuda Katz▲66

   Yehuda's start as a programmer and the spec for building API

   2016 · changelog.com · its alternatives →

2. 2
   A simple API to store and retrieve JSON objects▲18

   2015 · openbucket.io · its alternatives →

3. 3AS
   A Super Simple JSON CMS▲8

   2018 · medium.com · its alternatives →

4. 4
   WebCargo - JSON WHOIS API▲5

   Mundane API's with seamless integration

   2017 · its alternatives →

5. 5
   WhoisJSON▲1

   WhoisJSON — WHOIS, DNS & SSL in one API key. Free plan.

   Mar 2026 · whoisjson.com · its alternatives →

6. 6
   API Portfolio — 5 Free APIs▲8

   5 free dev APIs: WHOIS, Company, Email, Geo, Sanctions

   Jul 2026 · on13uka.github.io · its alternatives →

7. 7JA
   jq, a lightweight commandline JSON processor▲5

   2012 · stedolan.github.com · its alternatives →

8. 8WT
   WunderHub – The Package Manager for APIs▲5

   2022 · hub.wundergraph.com · its alternatives →

9. 9
   Takingnames.io Beta – The first domain name provider for self-hosters▲7

   2022 · takingnames.io · its alternatives →

10. 10
    Domain WHOIS API▲3

    Free domain lookup — RDAP, no API key needed

    Aug 2026 · rapidapi.com · its alternatives →

11. 11
    The Simplest ML API▲7

    2021 · doc.clickup.com · its alternatives →

12. 12
    JsonTree, a tool for turning JSON data into a collapsible html tree▲9

    A lightweight vanilla Javascript micro-library for making collapsible trees with JSON - MaxLeiter/jsonTree

    2016 · github.com · its alternatives →

13. 13
    A lightweight JSON Parser without memory allocation in ~250 LOC▲9

    2014 · github.com · its alternatives →

14. 14TT
    Turn the Web into an API – A case study▲8

    2016 · blog.extracty.com · its alternatives →

15. 15
    WHOIS_OS▲6

    Domain, nameserver lookup & IP tools

    2023 · whoisos.com · its alternatives →

16. 16
    My weekend project - Common API for Javascript Engines▲5

    2011 · github.com · its alternatives →

17. 17JA
    Japan API – Free and Open Data▲7

    2021 · japan-api.github.io · its alternatives →

18. 18TW
    Turn websites into structured APIs▲7

    2015 · kimonolabs.com · its alternatives →

19. 19DA
    Drillbit – An API that analyzes names▲9

    2013 · drillbitapp.com · its alternatives →

20. 20TI
    T0.io – A simple url shortener▲6

    2016 · t0.io · its alternatives →

21. 21MA
    Molten, a modern API framework for Python▲7

    2018 · moltenframework.com · its alternatives →

22. 22NJ
    Noise – JSON search engine library▲6

    2017 · noisesearch.org · its alternatives →

23. 23EA
    Early access to ready-made, tested API collections for Postman▲6

    2017 · producthunt.com · its alternatives →

24. 24SD
    Searching documentation made easy. (Web & API)▲9

    2013 · doks.io · 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 →