# 2 Best Open Source Alternatives for Proton VPN

Canonical: https://caniforkit.com/proton-vpn
Last updated: 2026-11-07

Looking for the best open source alternative for Proton VPN? Compare 2 verified free and open source alternatives to Proton VPN (OpenVPN, WireGuard) with license details, self-hosting requirements, and practical trade-offs.

## Proton VPN Overview & Subscription Cost
- **Product**: Proton VPN
- **Category**: [security](https://caniforkit.com/category/security)
- **Paid Subscription Price**: $6/month per seat
- **1-Seat Annualized Cost**: $72/year
- **5-Person Team Annualized Cost**: $360/year
- **10-Person Team Annualized Cost**: $720/year
- **Can I Vibe-Code / Rebuild It Myself?**: NO (use a free alternative, save the tokens)
- **Rebuild Verdict**: Instead of paying recurring SaaS fees for Proton VPN or rebuilding it from scratch, deploy one of the 2 battle-tested open-source alternatives like OpenVPN.

## Verified Free & Open Source Alternatives

| Alternative | Type | License | Runs On | GitHub Stars | Head-to-Head |
| --- | --- | --- | --- | --- | --- |
| [OpenVPN](https://caniforkit.com/fork/openvpn) | Open Source | Open Source | Self-host | ★ 14.8k | [Compare vs Proton VPN](https://caniforkit.com/vs/proton-vpn-vs-openvpn) |
| [WireGuard](https://caniforkit.com/fork/wireguard) | Open Source | Open Source | Local | ★ 739 | [Compare vs Proton VPN](https://caniforkit.com/vs/proton-vpn-vs-wireguard) |

## In-Depth Alternative Profiles

### OpenVPN
- **Fork Page**: [OpenVPN Profile](https://caniforkit.com/fork/openvpn)
- **Head-to-Head Comparison**: [Proton VPN vs OpenVPN](https://caniforkit.com/vs/proton-vpn-vs-openvpn)
- **Official Website**: https://openvpn.net/
- **Source Code Repository**: https://github.com/openvpn/openvpn
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 14.8k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Secure remote access VPN solutions with zero trust network access. Self-hosted and cloud-managed options for businesses of all sizes. Trusted by 20,000+ organizations.
- **The Catch vs Proton VPN**: Requires self-hosting setup, updates, and server maintenance compared to managed Proton VPN.
- **Installation**: Clone https://github.com/openvpn/openvpn or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### WireGuard
- **Fork Page**: [WireGuard Profile](https://caniforkit.com/fork/wireguard)
- **Head-to-Head Comparison**: [Proton VPN vs WireGuard](https://caniforkit.com/vs/proton-vpn-vs-wireguard)
- **Official Website**: https://www.wireguard.com/
- **Source Code Repository**: https://github.com/WireGuard/wireguard-tools
- **License**: Open Source
- **Runs On**: Local
- **GitHub Stars**: 739
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: desktop, cross-platform, one-click install
- **Summary**: VPN protocol that runs inside the Linux kernel, using public-key cryptography to create encrypted tunnels across UDP with minimal configuration.
- **The Catch vs Proton VPN**: Community-driven open source project without dedicated enterprise SLAs.
- **Installation**: Clone https://github.com/WireGuard/wireguard-tools or deploy with Docker Compose
- **Setup**: Download the native package or installer for your operating system.
- **Data Storage**: All application data lives locally on your own machine.

## Frequently Asked Questions

### What is the best free alternative to Proton VPN?
The top free alternative to Proton VPN is OpenVPN (open source, Open Source). Secure remote access VPN solutions with zero trust network access. Self-hosted and cloud-managed options for businesses of all sizes. Trusted by 20,000+ organizations. Other popular Proton VPN replacements include WireGuard.

### How much does switching from Proton VPN to a free alternative save?
Proton VPN starts at $6/month per seat ($72/year). Switching a 5-person team to a free alternative like OpenVPN saves $360 per year in software subscription fees.

### What is the catch when switching away from Proton VPN?
While OpenVPN replaces core Proton VPN features without subscription fees, the real-world trade-off is: Requires self-hosting setup, updates, and server maintenance compared to managed Proton VPN.

## Related

- [security Software Category Hub](https://caniforkit.com/category/security)
- [All Paid SaaS Alternatives Index](https://caniforkit.com/alternatives)
- [Self-Hosted Software Directory](https://caniforkit.com/self-hosted)
- [Homepage](https://caniforkit.com)