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Dev tools · alternatives · 2026

24 alternatives to Cosmic

Headless CMS and API toolkit

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Cosmic launched in 2016; newer entries below may have overtaken it.

  1. 1

    Headless CMS and API toolkit

    2023 · its alternatives →

  2. 2CH

    Hello HN, I’m Tony, the CEO of Cosmic (YC W19). We just released Cosmic 2.0. This release is the result of two years of dedicated work by our team which we are proud to share with you. Our new website: https://www.cosmicjs.com Documentation: https://www.cosmicjs.com/docs. Sign up for the new Cosmic dashboard (https://app.cosmicjs.com/signup). Free plans available. Cosmic is an API-first (headless) CMS that offers a web dashboard to create content and API tools to deliver content to any website or app. Our customers use Cosmic to avoid the pain of…

    2023 · its alternatives →

  3. 3

    Headless Chrome automation on AWS Lambda

    2017 · its alternatives →

  4. 4
    Prismic▲85

    Content management as a service

    2014 · its alternatives →

  5. 5

    API Zen for App Developers

    2014 · its alternatives →

  6. 6
    Open NASA▲201

    NASA data, tools, and resources

    2015 · its alternatives →

  7. 7
    JustCMS▲255

    AI-powered, affordable, headless cms

    2025 · slotvipjpterus.co · its alternatives →

  8. 8

    Plug & Play / Headless / Api first CMS

    2016 · its alternatives →

  9. 9
    Macgyver▲108

    API marketplace for developers by developers

    2016 · its alternatives →

  10. 10
    Strapi 5▲356

    Headless CMS designed for customization and performance

    2024 · strapi.io · its alternatives →

  11. 11

    Minimal headless CMS for side projects

    2021 · its alternatives →

  12. 12
    Codelia▲68

    Headless CMS to develop websites and e-commerce

    2021 · its alternatives →

  13. 13
    API Plug▲168

    Hassle-free API generation & management

    2016 · its alternatives →

  14. 14IM

    In the last few years I've been doing a lot of technical writing, both for my own programming blog and others, and I've noticed there is a lack of good tools for this kind of writing. Whether that was a programming blog post or documentation, I always had to move back an forth between different editors, and sometimes even other apps for content management and the actual content publication. A lot of copy-pasting, and wasted time. Based on this experience I decided to try and build a tool that could provide a good experience for this kind of content from writing to publishing. This (I call it…

    2023 · vrite.io · its alternatives →

  15. 15
    Zenaton▲47

    Powerful & Easy Automation for Developers

    2017 · its alternatives →

  16. 16

    The home for all of your digital projects

    2019 · its alternatives →

  17. 17
    Datazar▲152

    Home to Research

    2016 · its alternatives →

  18. 18

    A marketplace for pull requests

    2016 · its alternatives →

  19. 19

    A modular and lightweight open source CMS

    2016 · its alternatives →

  20. 20

    GraphQL based Headless Content Management System

    2016 · its alternatives →

  21. 21

    Publish a blog with API-based CMS

    2016 · its alternatives →

  22. 22

    Build Beautiful Websites

    2015 · its alternatives →

  23. 23

    A web based mission control framework

    2016 · its alternatives →

  24. 24

    Cookieless web analytics built into your CMS

    May 2026 · cosmicjs.com · 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 →