The Best 31 stunnel Alternatives

  • beame-insta-ssl

    beame-insta-ssl is open-source and free to use! It makes it easy for any web developer to make use of encryption - and get secure communications. beame-insta-ssl will...

    Free Open Source Windows Linux Web Mac

  • mbed TLS

    mbed TLS (formerly known as PolarSSL) makes it trivially easy for developers to include cryptographic and SSL/TLS capabilities in their (embedded) products, facilitating...

    Free Mac OS X Windows Linux Android BSD

  • east-tec SafeBit

    east-tec SafeBit is the perfect electronic vault you need for your privacy. It features on-the-fly AES encryption, by creating virtual encrypted disk drives, where you...

    Commercial Windows

  • Network Security Services

    Network Security Services (NSS) comprises a set of libraries designed to support cross-platform development of security-enabled client and server applications with an...

    Free Open Source Mac OS X Windows Linux

  • wolfSSL

    wolfSSL (formerly CyaSSL) is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. http://www.wolfssl.com .

    Free Open Source Mac OS X Windows Linux Android iPhone

  • gevent

    gevent is a coroutine -based Python networking library that uses greenlet to provide a high-level synchronous API on top of the libev event loop.

    Free Open Source Mac OS X Windows Linux Python greenlet

  • Arpwatch

    arpwatch is a computer software tool for monitoring Address Resolution Protocol traffic on a computer network. It generates a log of observed pairing of IP addresses...

    Free Open Source Web

  • SharkSSL

    The SSL/TLS and Certificate tutorial for Windows enables you to fast track your understanding of the SSL/TLS protocol, Certificate Management, and secure communication....

    Free Personal Windows

  • CheapSSLsecurity

    CheapSSLsecurity is the foremost Platinum Partner Company of Symantec™, GeoTrust™, Thawte™, Comodo™, and RapidSSL™ on the web. Being the specialist in SSL security and...

    Commercial Windows

  • Cryptolab

    CryptoLab is a freeware cryptography application for Microsoft Windows, and incorporates text-based encryption / decryption through the use of plug-in cipher modules....

    Free Windows