Best VPN & Network Security tools by public signals

These picks are computed from scored public evidence. Use the openness column in the ranking to separate OSI-approved, source-available, open-core, proprietary, and unverified-license tools.

Use Case Rankings

Ordered by ToolVitals score, health, shipping, confidence, and then adoption as a tie-breaker.

# Tool Health Shipping Openness Stars Score Status
01 Tailscale
Zero-config VPN built on WireGuard
96 100 OSI-approved OSS 32.5k 98 Active
02 Pangolin
Identity-aware VPN and tunneled reverse proxy for remote access.
93 98 OSI-approved OSS 21.2k 96 Active
03 Firezone
Enterprise-ready zero-trust access platform built on WireGuard®.
92 95 OSI-approved OSS 8.7k 95 Active
04 Rustunnel
Open-source tunnel that scales with you.
86 81 OSI-approved OSS 634 88 Active
05 Zentinel
Security-first reverse proxy built to guard the free web.
83 89 OSI-approved OSS 80 88 Active
06 Octelium
A next-gen FOSS self-hosted unified zero trust secure access platform that can operate as a remote access VPN, a ZTNA platform, API/AI/MCP gateway, a PaaS, an ngrok-alternative and a homelab infrastructure.
81 88 OSI-approved OSS 3.9k 88 Active
07 Headscale
An open source, self-hosted implementation of the Tailscale control server
83 87 OSI-approved OSS 40k 87 Active
08 zrok
Secure internet sharing made simple.
81 84 OSI-approved OSS 4.5k 87 Active
09 OnionShare
Securely and anonymously share files, host websites, and chat with friends using the Tor network
81 65 OSI-approved OSS 7k 79 Active
10 i2pd
🛡 I2P: End-to-End encrypted and anonymous Internet
79 66 OSI-approved OSS 4.1k 78 Active
11 BrowserBox
💚 Secure remote browsing anywhere, any way you like it.
72 60 License unknown 3.9k 75 Warning
12 Firewalla
http://firewalla.com
72 69 OSI-approved OSS 611 73 Warning
13 TrustTunnel
Obfuscated VPN protocol and client/server tooling.
77 48 OSI-approved OSS 3.3k 72 Warning
14 Cylonix
Client app alternative to Tailscale.
63 41 OSI-approved OSS 39 63 Warning
15 fail2ban
Daemon to ban hosts that cause multiple authentication errors
72 14 OSI-approved OSS 18k 57 Warning
16 Algo VPN
Set up a personal VPN in the cloud
54 28 OSI-approved OSS 30.3k 52 Warning
17 Tunnelmole
Get a Public URL for your local development enviornment
46 7 OSI-approved OSS 1.9k 44 Critical
18 Ockam
Orchestrate end-to-end encryption, cryptographic identities, mutual authentication, and authorization policies between distributed applications – at massive scale.
44 0 OSI-approved OSS 4.6k 38 Critical
19 OmniEdge
No-code P2P layer-2 mesh VPN for enterprise with zero config
33 4 OSI-approved OSS 893 36 Critical
20 OpenCloudflareCDN
Open-source reverse proxy inspired by Cloudflare with bot-blocking challenges.
10 0 OSI-approved OSS 6 24 Critical

Evidence Watch

Tracked tools with useful public signals but no verdict score yet.