A pure Unix shell script ACME client for SSL / TLS certificate automation

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Scripts to build your own IPsec VPN server, with IPsec/L2TP, Cisco IPsec and IKEv2

Push-button installer of macOS Catalina, Mojave, and High Sierra guests in Virtualbox on x86 CPUs for Windows, Linux, and macOS

Docker image to run an IPsec VPN server, with IPsec/L2TP, Cisco IPsec and IKEv2

以 Nginx 或 Caddy(v2 版) 配合 V2Ray(v4 版) 或 Xray、Caddy(v2 版) 加专用插件、Hysteria 等打造常用科学上网的优化配置及最优组合示例，且提供集成特定插件的 Caddy(v2 版) 文件，分享给大家食用及自己备份。

Simple shell script to "clone" X.509 certificates