Alternatives

Products that do what Perimeter 81 does

The Zero trust secure network as a service

1. 1
   LockBridge▲134

   Secure and seamless file transfer with zero-trust encryption

   2024

2. 2
   ZeroNet▲119

   Decentralized websites using Bitcoin cryptography

   2015

3. 3
   ZeroKit▲293

   Breach-proof user auth & end-to-end encryption SDK in one

   2017

4. 4
   ZeroPath▲225

   AI-powered code security

   2025

5. 5
   O.MG Cable▲120

   Covert web server and wifi in a cable

   2021

6. 6
   ZeroDB▲119

   An open-source, end-to-end encrypted database protocol

   2015

7. 7IS
   I Spent Years Building a FOSS Unified Zero Trust Secure Access Platform▲7

   Hello HN, I've been working solo on Octelium for the past 5+ years now, (yes, you just read that correctly :|) along with a couple more sub-projects that will hopefully be released soon and I'd love to get some honest opinions from you. Octelium is simply an open source, self-hosted, unified platform for zero trust resource access that is primarily meant to be a modern alternative to corporate VPNs and remote access tools. It is built to be generic enough to not only operate as a ZTNA/BeyondCorp platform (i.e. alternative to Cloudflare Zero Trust, Google BeyondCorp, Zscaler Private…

   2025 · github.com

8. 8
   MicroZAccess▲230

   Setup super secure remote access in 2 mins

   2023

9. 9
   Zercurity▲80

   Monitor your infrastructure for policy non-compliance, live

   2017

10. 10
    SendSecure.io▲96

    Send and share files securely, directly and free

    2019

11. 11
    Cloak VPN▲153

    Stay safe online when using untrusted networks

    2014

12. 12
    KeyRunner▲104

    The zero trust API client

    2024

13. 13
    Guardian Circle▲172

    Global, decentralized 9-1-1 emergency response

    2018

14. 14
    AGG Loop▲93

    Secure, forever-free localhost tunnels (ex-Deposure).

    Apr 2026

15. 15
    Cencurity▲83

    Security gateway for LLM agents

    Feb 2026

16. 16
    1Password Secrets Automation▲163

    Secure, orchestrate, and manage infrastructure secrets

    2021

17. 17
    0xcert▲123

    Your ID, degree or house. 0xcert-ified on the blockchain

    2018

18. 18MA
    Monocypher: a small, easy to use crypto library▲90

    2017 · loup-vaillant.fr

19. 19
    Tailscale▲82

    A secure network that just works

    2021

20. 20
    Ring▲83

    A free software for distributed and secured communication

    2015

21. 21
    ZeroID▲108

    Shaping a secure future for your digital persona

    2023

22. 22
    CyberWallet▲107

    Most secure non-custodial wallet in the industry

    2023

23. 23
    Phala Cloud▲105

    Zero-trust cloud for safe AGI

    2025

24. 24
    OLLM.COM▲19

    The Confidential AI Gateway

    Dec 2025

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