VPN C Clear Filters

Browse free open source C VPN Software and projects below. Use the toggles on the left to filter open source C VPN Software by OS, license, language, programming language, and project status.

  • AI-powered service management for IT and enterprise teams Icon
    AI-powered service management for IT and enterprise teams

    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity. Maximize operational efficiency with refreshingly simple, AI-powered Freshservice.
    Try it Free
  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • 1
    The port of VPN client cannot be changed under some kind of O.S (such as Win2000, WinXP). By using this proxy, you can specifie a VNP port. It uses the virtual ethernet driver of OpenVPN. For more, please visit www.simpleteam.com
    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    Logiciel de partage de fichiers pour l'INSA Toulouse (réseau basé principalement sur du VPN)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    Muti-link VPN aims to bound muti-link communication channel(wired or wireless) to be a single VPN channel between two linux box.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    This project allows you to implement your private VPN by route IP package through a special plugin you choice.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Fully Managed MySQL, PostgreSQL, and SQL Server Icon
    Fully Managed MySQL, PostgreSQL, and SQL Server

    Automatic backups, patching, replication, and failover. Focus on your app, not your database.

    Cloud SQL handles your database ops end to end, so you can focus on your app.
    Try Free
  • 5
    OpenVPN

    OpenVPN

    Robust and flexible VPN network tunnelling

    OpenVPN is a robust and highly flexible tunneling application that uses all of the encryption, authentication, and certification features of the OpenSSL library to securely tunnel IP networks over a single TCP/UDP port. Discussion forums and project wiki can be found here: https://forums.openvpn.net/ http://community.openvpn.net/openvpn
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    OpenVPN GUI is a graphical frontend for OpenVPN running on Windows XP / Vista / 7 / 8. It creates an icon in the notification area from which you can control OpenVPN to start/stop your VPN tunnels, view the log and do other useful things. NOTE: the official project page is now hosted on GitHub: https://github.com/OpenVPN/openvpn-gui/
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    A Layer 2 Tunneling Protocol VPN client/daemon for Linux and other POSIX-based OSs. "Note : Packets Analyzer can`t detect l2tp packets."
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    RAS-SMS is a simple extension to Microsoft's Remote Access Service (RAS). RAS-SMS adds two factor authentication to standard VPN/PPTP clients on Windows, Mac-OS and Linux. RAS-SMS uses your mobile phone instead of smart cards, RSA keys or USB tokens.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9

    SHS VPN Client

    VPN client for Small HTTP server

    VPN client for Small HTTP server Small HTTP server includes a VPN server that works on the https protocol. This is a client application for this server.
    Downloads: 0 This Week
    Last Update:
    See Project
  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • 10
    The SLAN project is a GPL open-source project providing a cross platform Virtual Private Networking (VPN) solution focused on providing secured and accountable links over insecure broadcast media such as 802.11 wireless LANs and public ethernets.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    Extremely simple VPN designed to be used for 'pinch' situations requiring a VPN 'now', without fiddling with encryption keys, compression settings, and authentication. Not designed for permanent use.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Ncurses based tool for easily deploying IPsec tunnels using FreeSWAN (Linux only) Easy to configure a tunnel, simple options, user friendly interface
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    WireGuard

    WireGuard

    Historical monolithic WireGuard repository

    WireGuard is an archived repository that preserves earlier monolithic development snapshots of the WireGuard project for historical and reference purposes. It reflects a previous stage in WireGuard’s evolution before the codebase was modularized into the modern multi-repository structure used today. The repository is valuable primarily for researchers, maintainers, and security analysts who want to study the protocol’s design history, implementation changes, or legacy behavior. Although not intended for production use, it provides insight into how WireGuard’s minimalist architecture and cryptographic approach matured over time. The project forms part of the broader WireGuard ecosystem, which focuses on delivering a simpler and faster VPN compared to legacy solutions. In practice, most users should rely on the actively maintained repositories, while this historical mirror serves educational and archival needs.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    fbtunnel is an implementation of the VPN/Tunneling protocol of the Firebrick firewall.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15

    gopenvpn

    GNOME/GTK based GUI front-end for OpenVPN

    System tray icon, can open multiple VPN connections and display log information.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    pam-openvpn is a Linux PAM-module which works together with OpenVPN. With this pam-module it is possible to establish vpn connections when a user logs into a system and tear down the connection when the user logs off. This is ideal for mobile systems.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    vpnautoconnect
    vpnautoconnect is a daemon that allow you to reconnect automatically (at startup too) a vpn create with network manager.It can reconnect very quickly and monitor the bandwith, It works with pptp and openvpn connection.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18

    vtrunkd

    Network link bonding/trunking/aggregation and multichannel VPN daemon

    vtrunkd - network link bonding and multichannel VPN. Vtrunkd is a Linux VPN daemon used to combine several connection paths into one aggregated channel. Features latency, reordering and jitter management, behaviour analysis optimizations for encapsulated protocols, bufferbloat control, packet redundancy, and multiple cpu cores utilization. Up to 30 heterogenous links bonding supported. Used for live streaming, LTE/3G/Wi-Fi link bonding. 32/64-bit, x86, MIPS and ARM supported. Supports python plug-ins for new algorithms implementation. Open source version developed and commercial support provided by Vrayo Systems, http://vrayo.com. No encryption supported yet.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    Yavipind is a secure tunnel aka 2 peers securely forward­ing packets toward each other.It is what most people calls a VPN (virtual private network). It forwards any kind ofpacket (IPv4, IPv6 or other) sent over the virtual network interface (e.g. t
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    OmniEdge

    OmniEdge

    Bringing intranet on the internet with Zero-Config Mesh VPNS.

    OmniEdge is an Open source p2p layer 2 , zero-config mesh VPN infrastructure, a traditional VPN, AWS VPC, Ngrok, DDNS alternative. No central server, easy to scale with less maintenance. What happens in intranet, stays in in intranet.
    Leader badge
    Downloads: 44 This Week
    Last Update:
    See Project
MongoDB Logo MongoDB