Best OpenSSL Alternatives (21)

Looking for a OpenSSL alternative? We've compiled the best options based on user reviews, features, and pricing to help you find the right fit.

What is OpenSSL? OpenSSL is an open-source encryption toolkit widely used for secure and private communication over computer networks. It implements the SSL and TLS protocols as well as general encryption methods like hashing and digital certificates.

Top Alternatives to OpenSSL

SharkSSL

SharkSSL

Open Source

SharkSSL is an open source toolkit for SSL/TLS based applications. It provides a simplified API and modular architecture to make …

SimpleAuthority is a permissions and access management solution for websites and web applications. It allows admins to easily manage user …

wolfSSL

wolfSSL

Open Source

wolfSSL is an open source SSL/TLS library that is lightweight, portable, and provides encryption and authentication for applications. It supports …

SecureBlackbox is a comprehensive cryptographic SDK that includes support for symmetric and asymmetric encryption, hashing, signing, PKI, email security, and …

LibreSSL

LibreSSL

Open Source

LibreSSL is a free and open source cryptographic software library, forked from OpenSSL in 2014 after the Heartbleed vulnerability was …

Network Security Services (NSS) is an open-source set of libraries designed to support cross-platform development of security-enabled client and server …

mbed TLS

mbed TLS

Open Source

mbed TLS is an open source cryptographic library that provides TLS and SSL capabilities for embedded devices. It is designed …

Themis

Themis

Open Source

Themis is an open-source data privacy platform that provides easy-to-use cryptographic privacy tools. It offers secure messaging, secure data sharing, …

GnuTLS

GnuTLS

Open Source

GnuTLS is an open source software library that implements the Transport Layer Security (TLS) and Secure Sockets Layer (SSL) protocols. …

More Similar Software

OpenSSL Overview

OpenSSL is an open-source encryption toolkit for securing communications over computer networks. It implements Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols as well as general-purpose cryptography functions.OpenSSL provides tools for data encryption, certificates management, and authentication that allows applications to communicate privately and securely over the Internet. It supports a wide range of encryption algorithms including AES, RSA, SHA-2 for secure communications between a client and a server.Some of the key features of OpenSSL include:Implementation of SSL …

Pricing: Open Source

Quick Comparison

SoftwarePricingScore
OpenSSLOpen Source
SharkSSLOpen Source
SimpleAuthorityN/A
wolfSSLOpen Source
SecureBlackbox®N/A
LibreSSLOpen Source
Network Security ServicesFree
mbed TLSOpen Source
ThemisOpen Source
GnuTLSOpen Source

Read full OpenSSL review → | Browse Security-Privacy software