imgproxy
Fast and secure standalone server for resizing and converting remote images. It works great when you need to resize multiple images on the fly without preparing a ton of cached resized images or re-doing it every time the design changes.
Jauth
Lightweight SSL/TLS reverse proxy with authorization (via Telegram and SSH) for self-hosted apps.
iodine
IPv4 over DNS tunnel solution, enabling you to start up a socks5 proxy listener.
Koblas
Lightweight SOCKS5 proxy server.
Nginx Proxy Manager
Nginx Proxy Manager is an easy way to accomplish reverse proxying hosts with SSL termination.
Outline Server
A proxy server that runs a Shadowsocks instance for each access key and a REST API to manage the access keys.
Pomerium
An identity-aware reverse proxy, successor to now obsolete oauth_proxy. It inserts an OAuth step before proxying your request to the backend, so that you can safely expose your self-hosted websites to public Internet.
Privoxy
Non-caching web proxy with advanced filtering capabilities for enhancing privacy, modifying web page data and HTTP headers, controlling access, and removing ads and other obnoxious Internet junk.
sish
HTTP(S)/WS(S)/TCP tunnels to localhost using only SSH (serveo/ngrok alternative).
socks5-proxy-server
SOCKS5 proxy server with built-in authentication and Telegram-bot for user management and user statistics on data spent (handy when you pay per GB of data). It is dockerised and simple to install.
Squid
Caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. It reduces bandwidth and improves response times by caching and reusing frequently-requested web pages.
SWAG (Secure Web Application Gateway)
Nginx webserver and reverse proxy with PHP support, built-in Certbot (Let’s Encrypt) client and fail2ban integration.
Tinyproxy
Light-weight HTTP/HTTPS proxy daemon.
txtdot
A HTTP proxy that parses only text, links and pictures from pages reducing internet bandwidth usage, removing ads and heavy scripts.