414 Open source projects that are alternatives of or similar to Openssl

Computer Networking : Principles, Protocols and Practice (first and second edition, third edition is being written on https://github.com/cnp3/ebook)

Integration with OS certificate stores for rustls

100% Open-Source Packet Capture Agent for HEP

Pooling TLS Wrapper

Configuration profiles for DNS HTTPS and DNS over TLS for iOS 14 and MacOS Big Sur

Terraform module to request an ACM certificate for a domain name and create a CNAME record in the DNS zone to complete certificate validation

Tor relay implementation in Golang

Реализация шифрования/дешифрование строки алгоритмом RSA через библиотеку openssl на Delphi

Compile Nginx from source with custom modules on Debian and Ubuntu

TCP/UDP debugging tool.

Management UI for MinIO and MinIO operator

Gets in the way of your victim's traffic and out of yours

Symmetric Encryption for Ruby Projects using OpenSSL

Go net.Dialer for HTTP(S) CONNECT Tunneling.

100% non-blocking, Java NIO only( inspired by zio-nio) , JSON HTTP server based on Scala ZIO library. Everything including TLS encryption modeled as ZIO effects, convenient route DSL similar to https4s, up to 30K TPS local JSON transaction with 25 threads on 6 cores(i7) with ZIO fibers.

'DANE for SMTP' wiki

🔒 Simple zero-config SSL reverse proxy with real autogenerated certificates (LetsEncrypt, self-signed, provided)

Dynamic provision for istio ingressgateway certificates.

🔑 Hashing (BCrypt, SHA2, HMAC), encryption (AES), public-key (RSA), and random data generation.

Spoof TLS/JA3 fingerprints in GO and Javascript

Is TLS fast yet? Yes, yes it is.

This repository contains an easy-to-use and well-documented .NET (Framework and Core 3.1, .Net 5 and .Net 6) assembly for communicating with an XMPP server. It supports basic Instant Messaging and Presence funtionality as well as a variety of XMPP extensions.

A Brisk and Better Assured Cryptographic Toolkit

WebPKI-level Certificate Revocation via Multi-Level Bloom Filter Cascade

OpenSSL bindings for Go

Easily view and inspect X.509 certificates on your iOS device.

mruby wrapper for libtls from http://www.libressl.org/

Nginx session ticket key rotation program for secure rotation of TLS session ticket keys and sharing in server clusters.

Archived. Check this out https://github.com/IrineSistiana/simple-tls

🔌 Fast and furious GRPC server for PHP applications

Pretty awesome command-line client for public SSLLabs API

Simple TlsLibrary written in Kotlin - Provides DSL for creating TLS connections

《密码技术与物联网安全——mbedtls开发实战》示例代码

Single C file TLS 1.2/1.3 implementation, using tomcrypt as crypto library

Generate a CSR/Key via Python

React Native TCP socket API for Android, iOS & macOS with client SSL/TLS support

TLS / SSL OpenSSL-based native driver for Erlang / Elixir

P2P DNS with content key, crypto key and PKI support. DynDNS alternative.

A robust, full-featured, and user/programmer-friendly Python IRC bot, with many existing plugins. Successor of the well-known Supybot.

GM TLS/SSL Based on Golang (基于国密算法的TLS/SSL代码库)

Net-SSLeay: Perl bindings for OpenSSL and LibreSSL

SSL/TLS layers for scapy the interactive packet manipulation tool

Generate certificate suitable for use with any Kubernetes Mutating Webhook.

🔒 acmetool, an automatic certificate acquisition tool for ACME (Let's Encrypt)

Venafi PKI Monitoring Secrets Engine for HashiCorp Vault that enforces security policy and provides certificate visiblity to the enterprise.

Automatic client and server certificate distribution and maintenance

Client for the TLSNotary protocol (Chromium extension).

Privacy DNS

Chromium с поддержкой алгоритмов ГОСТ

Kore (https://kore.io) is an easy to use web application platform for writing scalable web APIs in C. Its main goals are security, scalability and allowing rapid development and deployment of such APIs.

Asynchronous TCP .NET library with reliable transmission and receipt of data, with an ssl implementation.

SDK for connecting to Tencent Cloud IoT from a device using embedded C.

Do-It-Yourself Certificate Authority

Simple API, Complex Emails (JavaMail smtp wrapper)

[OBSOLETE] The recipe is now in https://github.com/conan-io/conan-center-index

Let's Encrypt / ACME client written in PHP for the CLI.

Cert is the Go tool to get TLS certificate information.

Script to check validity and expiration of TLS/SSL certificate on site. May be used with Zabbix or standalone.

OpenSSL build for Android (arm, armv7, x86)

An FTP and FTPS client for .NET & .NET Standard, optimized for speed. Provides extensive FTP commands, File uploads/downloads, SSL/TLS connections, Automatic directory listing parsing, File hashing/checksums, File permissions/CHMOD, FTP proxies, FXP support, UTF-8 support, Async/await support, Powershell support and more. Written entirely in C#,…