Dev tools · alternatives · 2026

24 alternatives to hibi

an open-source obsidian alternative

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier.

1. 1
   Calderafree▲195

   Your Obsidian vault as a living profile and linked garden

   9d ago · caldera.social · its alternatives →

2. 2
   Oort Online▲65

   A voxel MMORPG sandbox

   2015 · store.steampowered.com · its alternatives →

3. 3
   Apache Weex▲127

   A framework for building mobile cross-platform UIs

   2017 · incubator.apache.org · its alternatives →

4. 4
   Rising World▲73

   A voxel based open-world sandbox game

   2015 · rising-world.net · its alternatives →

5. 5
   Obsidian▲99

   The open-source foundation your product needs to succeed.

   2016 · its alternatives →

6. 6MA
   Moon – a blazing fast, tiny UI library inspired by Vue▲9

   2017 · medium.com · its alternatives →

7. 7
   SimpleRockets▲54

   A sandbox space experience 🚀

   2015 · store.steampowered.com · its alternatives →

8. 8
   Basalt – IDE-like documentation for infrastructure and API▲7

   Mar 2026 · basalt-docs.com · its alternatives →

9. 9ON
   Obsidian – Now on Web with Neverinstall▲6

   2022 · neverinstall.com · its alternatives →

10. 10
    Workflowy but Open Source▲7

    Think Workflowy meets OSS with the plugin extensibility of Obsidian and beauty of Linear

    Jul 2026 · twitter.com · its alternatives →

11. 11
    YIIK▲13

    A Postmodern RPG

    2015 · yiikrpg.com · its alternatives →

12. 12KH
    Kea – High-Level Architecture for React, Inferno, Etc.▲8

    2016 · kea.rocks · its alternatives →

13. 13OA
    OverVue – A Vue Prototyping Tool▲5

    2019 · levelup.gitconnected.com · its alternatives →

14. 14
    Nuxt.js▲21

    The Intuitive Vue Framework

    2017 · nuxt.com · its alternatives →

15. 15
    Wick▲5

    A free and open-source creation suite

    2016 · wickeditor.com · its alternatives →

16. 16
    Sortes Alearum – a web emulator for an ancient Roman dice oracle▲7

    2022 · sortesalearum.com · its alternatives →

17. 17
    Masonite 2.2 Released – The Modern Python Web Framework▲7

    2019 · reddit.com · its alternatives →

18. 18
    Sumbli▲7

    Collaborative content

    2018 · its alternatives →

19. 19YA
    YAOS – A 1-click deploy, real-time sync engine for Obsidian▲5

    Hey HN, I'm a heavy Obsidian user. I recently got tired of the two usual sync tradeoffs: 1. File-based sync (iCloud/Dropbox/Syncthing) that leaves you waiting for changes to propagate, or hands you a "conflicted copy." 2. Self-hosted setups (like CouchDB) that need touching VMs and dockerized databases to sync markdown. So I built YAOS: a local-first, real-time sync engine for Obsidian. Self-hosting OSS should have better UX. You can deploy the backend to your own Cloudflare account in one click. It fits comfortably in Cloudflare's free tier (costing $0/month for normal…

    Mar 2026 · its alternatives →

20. 20OS
    Open-source MMORPG prototype inspired by World of Warcraft▲6

    2025 · everwilds.io · its alternatives →

21. 21
    A Playable Architectural Facade Synth▲7

    Try out Artifacts created by Claude users

    8d ago · claude.ai · its alternatives →

22. 22AT
    A tool for making live-moddable games in Clojure▲6

    2014 · nightmod.net · its alternatives →

23. 23
    Nirvana, a WIP programming language▲8

    2018 · github.com · its alternatives →

24. 24AA
    Azartiz – A Fast and Easy CouchDB Playground▲8

    2018 · azartiz.com · 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 →