Life & fun · 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. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier. Free DynDNS alternative for cypherpunks launched in 2013; newer entries below may have overtaken it.

1. 1
   SimpleRockets▲54

   A sandbox space experience 🚀

   2015 · store.steampowered.com · its alternatives →

2. 2ZI
   zzzz.io, a free DynDNS replacement I created on the weekend▲156

   2014 · zzzz.io · its alternatives →

3. 3
   Calderafree▲197

   Your Obsidian vault as a living profile and linked garden

   10d ago · caldera.social · its alternatives →

4. 4
   hibi▲80

   an open-source obsidian alternative

   2d ago · hibi.garden · its alternatives →

5. 5
   Syncthing▲75

   Open Source Dropbox and BitTorrent Sync Replacement

   2014 · syncthing.net · its alternatives →

6. 6
   Dwelp▲72

   An elegant dot-connecting puzzler

   2016 · apps.apple.com · its alternatives →

7. 7
   Mars Colonies▲67

   A free old-school RTS... on Mars

   2015 · newgrounds.com · its alternatives →

8. 8
   Oort Online▲65

   A voxel MMORPG sandbox

   2015 · store.steampowered.com · its alternatives →

9. 9
   Freenom▲7

   A fast and anonymous Public DNS resolver

   2017 · freenom.world · its alternatives →

10. 10WL
    WebGL low-poly saturn example▲19

    2016 · whitestormjs.xyz · its alternatives →

11. 11ST
    Simple Turn Servers for WebRTC – 5GB Free, $0.20/GB After▲8

    2025 · turnwebrtc.com · its alternatives →

12. 12
    Tunnelblick▲7

    free software for OpenVPN on OS X and macOS

    2016 · tunnelblick.net · its alternatives →

13. 13NN
    Nightcoders.net, a cloud IDE for ClojureScript▲7

    2017 · nightcoders.net · its alternatives →

14. 14
    WinBorg, a beautiful alternative to Vorta for BorgBackup▲6

    new in development, feedback highly appreciated =)

    Jan 2026 · github.com · its alternatives →

15. 15PW
    Play with Couchbase in the Cloud for Free▲7

    2020 · blog.couchbase.com · its alternatives →

16. 16FN
    Free Node.js Hosting▲6

    2019 · dashboard.reseka.com · its alternatives →

17. 17FG
    Free gemini capsule hosting on Sourcehut▲7

    2021 · portal.drewdevault.com · its alternatives →

18. 18BI
    BlaBlaDNS is a free Dynamic DNS service▲6

    2016 · blabladns.co · its alternatives →

19. 19BT
    Better than etheroll? Open Source, no oracles Try with metamask now▲5

    2017 · renasboy.github.io · its alternatives →

20. 20
    DeCAPTCHA, free image hosting on IPFS▲9

    2017 · decaptcha.io · its alternatives →

21. 21
    I made an open-source Replit▲9

    I spent the past few weeks making an open source cloud code editing environment with an AI copilot and multiplayer collaboration! It's fully self-hostable in 5-10 minutes. There's a lot of minor improvements to be made, and some are already listed in the Github issues. Let me know what you think and feel free to try it out.

    2024 · github.com · its alternatives →

22. 22IF
    Iacbot – free tool for scanning Terraform in Git▲6

    2021 · get.soluble.cloud · its alternatives →

23. 23DA
    DN42 – a free, BGP-routed VPN▲7

    2023 · dn42.dev · its alternatives →

24. 24MP
    MMO Pixelart with and Websockets▲9

    2015 · paint.reednj.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 →