STunnel

Stunnel is a proxy designed to add TLS encryption functionality to existing clients and servers without any changes in the programs’ code.

19 Alternatives To STunnel

AES Crypt

AES Crypt is an advanced file encryption utility that integrates with the Windows shell or runs from the Linux command prompt to provide a simple, yet powerful, tool for encrypting files using the Advanced Encryption Standard (AES).
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BoxCryptor

Boxcryptor encrypts your sensitive files before uploading them to cloud storage services like Dropbox, Google Drive, Microsoft OneDrive, Box and many others.

CipherShed

CipherShed is a program that can be used to create encrypted files or encrypt entire drives…
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Cygwin

Cygwin is a set of tools that provide Linux and POSIX functionality to Windows.

EncFS

EncFS provides an encrypted filesystem in user-space.
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FileVault

FileVault is a method of using encryption with volumes on Mac computers.
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GPG4Win

GPG4Win is an encryption program for files and emails. The program encrypts emails and files so that they can only be read by those intended to receive them.
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Gmail

Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.
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Hushmail

Full-featured email service with integrated security to safeguard your data.
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MX

Access 3D modeling, analysis, pavement design, and construction-driven engineering, all in one application. MXROAD Suite helps you work faster, smarter, and more efficiently.

MacTerm

Jan 1, 2018 - A powerful replacement for the macOS / OS X Terminal, with 24-bit color and graphics features.

McAfee Secure

McAfee SECURE is a security certification for websites.

OpenSSH

OpenSSH is a free version of the SSH connectivity tools that technical users rely on.
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PuTTY

Popular free terminal application. Mostly used as an SSH client.

Snyk

Snyk helps you use open source and stay secure. Continuously find and fix vulnerabilities for npm, Maven, NuGet, RubyGems, PyPI and much more.
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Stackfield

Work in a team with tasks, files and real-time messages in end-to-end encrypted data rooms.
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Tor

The Tor Project’s free software protects your privacy online. Site blocked? Email [mailto:[email protected]] for help downloading Tor Browser.
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Tor Browser

Tor is free software for enabling anonymous communication.
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VeraCrypt

When you need to know that your information is secure, VeraCrypt offers an added layer of protection. Their encrypting process keeps your files and data safe from prying eyes.