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. Freenet Ghost Keys: Anonymous, Verifiable Identities launched in 2024; newer entries below may have overtaken it.

1. 1WT
   Web Tunnels – Passwordless authentication for the web▲6

   2024 · pico.sh · its alternatives →

2. 2
   Secure end-to-end client sessions and API calls using crypto key pairs▲9

   Hello. I made this project as an experiment in using key cryptography for user identity in a client server model, and for some future peer to peer projects that I am working on. I am looking for feedback, please let me know what you think. Also, Merry Christmas to HN! :-)

   2022 · github.com · its alternatives →

3. 3CA
   Cheshire: a CryptoKitties developer sandbox▲7

   2018 · medium.com · its alternatives →

4. 4NG
   NSA-grade encryption and anonymization for health and financial data▲9

   2018 · nukleosome.com · its alternatives →

5. 5CA
   Certera – A central validation server for Let's Encrypt certificates▲8

   2019 · docs.certera.io · its alternatives →

6. 6DA
   Decentralized Authentication Powered by Bitcoin Cryptography▲5

   2020 · starfish.computer · its alternatives →

7. 7AP
   A privacy appliance for email over Tor▲5

   2015 · lookingglass.email · its alternatives →

8. 8
   DPG – A deterministic password generator▲7

   2017 · github.com · its alternatives →

9. 9CF
   Conclave - free, encrypted collaboration for personal and business▲5

   2017 · conclave.global · its alternatives →

10. 10BI
    Bloop: Information-theoretically secure, expiring messages▲9

    2014 · bloop.mit.edu · its alternatives →

11. 11
    Authorize SSH public keys from trusted online identities▲9

    2013 · github.com · its alternatives →

12. 12SP
    Side project turned startup - Online Privacy via Client-side encryption▲5

    2011 · socialfortress.com · its alternatives →

13. 13AM
    Anonymous Mode, an experiment with anonymity on Facebook▲9

    2011 · anonymousmode.com · its alternatives →

14. 14BA
    Bitbanter, an anonymous bitcoin-reddit-McSweeneys mashup.▲9

    2013 · bitbanter.com · its alternatives →

15. 15BS
    Bunjil – Secure authentication tokens for zero-trust micro services▲6

    2017 · owenkelly.com.au · its alternatives →

16. 16AI
    “Anguish”: Invisible Programming Language and Invisible Data Theft▲8

    2016 · blogs.perl.org · its alternatives →

17. 17NI
    Neko.io - pretty secret sharing▲8

    2012 · neko.io · its alternatives →

18. 18AE
    Algebraic — Effortless macOS file encryption, integrated with Finder.▲7

    2022 · algebraic.cc · its alternatives →

19. 19MM
    MagicSquared – Magic Magic Link Authentication▲7

    2021 · magicsquared.net · its alternatives →

20. 20HI
    "Have I Been Pwned” with homomorphic encryption▲5

    2023 · passwords.blyss.dev · its alternatives →

21. 21
    Public-Key Cryptography▲2

    IACR Conference on Practice and Theory (PKC 2016)

    2016 · namecheap.com · its alternatives →

22. 22SC
    Smart Contracts for Cracking Passwords▲9

    2017 · initialized.github.io · its alternatives →

23. 23
    Dharma▲7

    An open protocol for borrowing/lending cryptoassets

    2018 · dharma.io · its alternatives →

24. 24
    The Mathematics of Secrets▲3

    Cryptography from Caesar Ciphers to Digital Encryption

    2017 · amazon.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 →