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. SecureSend.io, two-factor encrypted messages launched in 2015; newer entries below may have overtaken it.

1. 1CI
   CryptSend.io – Share encrypted files with randomly generated links▲74

   2018 · cryptsend.io · its alternatives →

2. 2
   SendSecure.io▲96

   Send and share files securely, directly and free

   2019 · its alternatives →

3. 3
   An Elliptic Curve-Based Secure Chat, Written Using Rust and Protobuf▲66

   This is a project I made to learn more about crypto. I've also written a [post](https://vaktibabat.github.io/posts/ecurvechat/) that explains all the crypto concepts and algorithms used in the project, and how I implemented them. I'd be very glad for any feedback about both the code and the post :)

   2024 · github.com · its alternatives →

4. 4EO
   EMP – Open Source Encrypted Messaging▲7

   2014 · emp.jar.st · its alternatives →

5. 5
   secure-ls▲81

   Secure localStorage data with encryption and compression

   2016 · github.com · its alternatives →

6. 6
   Ring▲83

   A free software for distributed and secured communication

   2015 · its alternatives →

7. 7CA
   Certera – A central validation server for Let's Encrypt certificates▲8

   2019 · docs.certera.io · its alternatives →

8. 8
   Secure Send▲82

   Securely send passwords or sensitive data

   2015 · securesend.io · its alternatives →

9. 9
   Cryptocat▲61

   In-browser encrypted chat (open source)

   2014 · its alternatives →

10. 10
    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 →

11. 11
    I created a web app to encrypt/decrypt messages using Web Crypto API▲35

    Send secret messages using Web Crypto API 🤫.

    2024 · webcrypto-private-messages.vercel.app · its alternatives →

12. 12EE
    E2E encrypted “multiplayer” text editor on the web in 6kb▲9

    2022 · picnic.lecaro.me · its alternatives →

13. 13
    Crypto data from multiple exchanges to multiple storage systems-Updated▲8

    2021 · github.com · its alternatives →

14. 14OS
    Open-source, MIT JavaScript crypto library behind Skiff Mail▲8

    2023 · npmjs.com · its alternatives →

15. 15
    Keybase Teams▲14

    A fully encrypted Slack-like communications tool

    2017 · keybase.io · its alternatives →

16. 16SS
    Securely Send Passwords via Slack, Utilizing FF Send▲6

    2020 · slack.securesend.quantfive.org · its alternatives →

17. 17CF
    Conclave - free, encrypted collaboration for personal and business▲5

    2017 · conclave.global · its alternatives →

18. 18MF
    My first paid product / Open source Elm and Rust / E2E encryption▲7

    2020 · bolster.pro · its alternatives →

19. 19EC
    Encrypted Chat Rooms.▲6

    2013 · tesla.im · its alternatives →

20. 20
    SafeSend.it▲8

    Secure, Self-Destructing Messages

    2025 · safesend.it · its alternatives →

21. 21PF
    PubStorm – Free CLI-based static web hosting with Let's Encrypt support▲9

    2016 · pubstorm.com · its alternatives →

22. 22BI
    Bloop: Information-theoretically secure, expiring messages▲9

    2014 · bloop.mit.edu · its alternatives →

23. 23SA
    Secrypto API to encrypt/decrypt text▲5

    2017 · secrypto.herokuapp.com · its alternatives →

24. 24
    Zero-setup e2e encrypted message queue for free in 1 line of Python▲8

    Put this together because I was tired of setting up anything when testing / prototyping projects that need a simple queue. Feedback / PRs / issues welcome. Feel free to use in production if you dare (or run your own server).

    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 →