Dev tools · alternatives · 2026

24 alternatives to Pubky Core

Open-source protocol for a decentralized, user-owned web

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Pubky Core launched in 2024; newer entries below may have overtaken it.

1. 1
   We built a terminal-only Bluesky / AT Proto client written in Fortran▲145

   Yes, that Fortran.

   Mar 2026 · github.com · its alternatives →

2. 2HD
   Hummingbard – decentralized communities built on Matrix▲412

   2021 · hummingbard.com · its alternatives →

3. 3
   A decentralized semantic web built atop Activity Pub▲141

   Chatter Net is a modern decentralized semantic web built atop self-sovereign identity. This is a very early prototype. Help, comments, criticisms are all needed to help the project move forward.

   2022 · github.com · its alternatives →

4. 4
   Decentralized, Mutable, Serverless Torrent Swarm Websites▲433

   Access files on the decentralized, unblockable torrent swarm and visit links using Handshake domains. Decentralized internet is here. - publiusfederalist/federalist

   2021 · github.com · its alternatives →

5. 5
   Stack Auth (YC S24)▲424

   Open-source Auth0/Clerk alternative

   2024 · hexclave.com · its alternatives →

6. 6
   Bluesky▲350

   Social media as it should be, now open to all

   2024 · bsky.social · its alternatives →

7. 7
   A new decentralized microblogging platform▲364

   A GNU Social-compatible microblogging server. Contribute to Gargron/mastodon development by creating an account on GitHub.

   2016 · github.com · its alternatives →

8. 8
   Obligator – An OpenID Connect server for self-hosters▲273

   Simple and opinionated OpenID Connect server designed for self-hosters - lastlogin-net/obligator

   2023 · github.com · its alternatives →

9. 9
   Secure MCP Framework by Arcade.dev▲272

   Skip migration and launch MCP with built-in Auth

   Nov 2025 · arcade.dev · its alternatives →

10. 10
    Baseline JS▲139

    Open-source, serverless, fullstack framework that delivers

    2024 · baseline.technology · its alternatives →

11. 11AD
    A decentralized Internet identity system I'm working on.▲67

    2013 · nameblossom.org · its alternatives →

12. 12
    A decentralized social network with end-to-end encryption▲167

    2016 · github.com · its alternatives →

13. 13
    nostr▲185

    A truly censorship-resistant alternative to Twitter

    2022 · github.com · its alternatives →

14. 14
    Stack, an open-source Clerk/Firebase Auth alternative▲144

    Hey HN! Happy to finally launch Stack. We made it because we like to put apps into production quickly, and authentication & user management was taking up way too much time. We have components like and that automatically adapt to whatever theme & design system you're using. Check the blog post to see the example with Radix UI and Joy UI. Also, there's an admin dashboard for monitoring and editing accounts. Stack is 100% AGPL/MIT-licensed, so you can self-host it. Cheers!

    2024 · stack-auth.com · its alternatives →

15. 15
    Neosync▲144

    Open source data anonymization platform for Developers

    2025 · neosync.dev · its alternatives →

16. 16
    pfpid▲149

    The decentralised identity primitive

    2022 · its alternatives →

17. 17
    Pangolin▲95

    Open-source identity-based VPN & remote access platform

    Feb 2026 · pangolin.net · its alternatives →

18. 18
    Baseline Core▲98

    Open-source skills system that wires your business into AI

    Feb 2026 · baselinestudio.design · its alternatives →

19. 19
    Decentralized Graph Database for Node.js and Browsers▲14

    An open source cybersecurity protocol for syncing decentralized graph data. - amark/gun

    2016 · github.com · its alternatives →

20. 20
    Slashbase – open-source collaborative IDE for databases in browser▲89

    Hello HN! My name is Paras and I am building this project called Slashbase. It's an open-source collaborative IDE for databases in browser. Connect to your database, browse data, run a bunch of queries or share queries within your team, right from your browser. Works with two types of databases: PostgreSQL and MongoDB. It's written in Golang and Nextjs React Framework and runs as a single binary. Features: - Cloud based: Setup on your server. Works in browser. - Easy to use: with minimal interface it is simple to use. - Collaborative: Works with your teams. Easy sharing queries within team.…

    2022 · github.com · its alternatives →

21. 21
    Sonyflake – distributed unique ID generator implemented in Rust▲66

    🃏 A distributed unique ID generator inspired by Twitter's Snowflake. - bahlo/sonyflake-rs

    2020 · github.com · its alternatives →

22. 22DP
    Decentralized P2P Messaging with Blockchain Verified Identities▲95

    2018 · stealthy.im · its alternatives →

23. 23
    PJON v11.1 an independent, decentralized, open-source protocol▲56

    PJON (Padded Jittering Operative Network) is an experimental, arduino-compatible, multi-master, multi-media network protocol. - Release 11.1 · gioblu/PJON

    2018 · github.com · its alternatives →

24. 24
    Open-source Auth0 alternative Ory Kratos v0.13 released – nearing v1.0▲88

    Headless cloud-native authentication and identity management written in Go. Scales to a billion+ users. Replace Homegrown, Auth0, Okta, Firebase with better UX and DX. Passkeys, Social Sign In, OIDC, Magic Link, Multi-Factor Auth, SMS, SAML, TOTP, and more. Runs everywhere, runs best on Ory Network.

    2023 · github.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 →