The best open source alternative to Calyx VPN is Proton VPN. If that doesn't suit you, our users have ranked more than 50 alternatives to Calyx VPN and 17 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Calyx VPN are Tor VPN, Windscribe, Psiphon and RiseupVPN.
Proton VPN provides Swiss-based online security with a high-speed network, free version, and advanced features like VPN Accelerator, AES-256 encryption, a no-logs policy, and support for platforms including PCs and smartphones, enabling content access globally.
A VPN that grants network-level privacy on mobile by routing app traffic through Tor, assigns each app a separate circuit for improved separation, bypasses app-level censorship, features per-app routing, security via Rust-based implementation, and awaits early adopter feedback.
Windscribe is a desktop application and browser extension that work together to block ads and trackers, restore access to blocked content and help you safeguard your privacy online.
Enjoy unfiltered Internet access globally using Psiphon's open-source VPN. It offers AES-256 encryption, split tunneling, WireGuard support, and more, all without requiring user registration. Perfect for communities in censored regions and those seeking privacy-focused alternatives.
Riseup offers Personal VPN service for censorship circumvention, location anonymization and traffic encryption. To make this possible, it sends all your internet traffic through an encrypted connection to riseup.net, where it then goes out onto the public internet.
Decentralized VPN featuring mixnet technology to encrypt traffic and obscure metadata, provides 5-hop and 2-hop privacy modes, WireGuard for speed, AmneziaWG for censorship resistance, hides IP and location, blocks ads, and does not support centralized logs.
Journalists need safe access to information to research issues, communicate with sources, and report the news. Outline lets news organizations easily provide their network safer access to the open internet.
URnetwork is a decentralized peer-to-peer VPN that provides anonymous and censorship-resistant access to the internet. It routes connections through a large network of user-operated nodes called "providers".
Most VPNs and anti-censorship tools only rely on keeping a low profile to avoid blocking. Even worse, you never know which providers you can trust.
Decentralized VPN service providing privacy via blockchain, peer-to-peer architecture, and global exit nodes. Offers encrypted browsing, geo-unblocking, streaming, torrenting, multi-platform support, rewards for bandwidth sharing, and no registration required.
Oblivion provides secure, optimized internet access through a user-friendly Android app using cloudflare warp technology
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