Nginx is a high-performance web server that can also be used as a reverse proxy, load balancer, and HTTP cache.
Free and commercial options available
Best Squid Alternatives ranked by AI · updated Aug 2026
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Squid is a handwriting note-taking and PDF annotation app built for Android, Chromebooks, and compatible pen devices. It is aimed at students and professionals who want natural ink on pages that can be organized, exported, and marked up.
Top 6 Squid alternatives
Varnish is a web application accelerator also known as a caching HTTP reverse proxy.
Free and open-source
Apache Traffic Server is a fast, scalable and extensible HTTP/1.1 compliant caching proxy server.
Untangle is a comprehensive network security solution that provides firewall, web filtering, and other security features.
Starting at $50 per month
Privoxy is a non-caching web proxy with advanced filtering capabilities for enhancing privacy, modifying web page data, managing cookies, controlling access, and...
Polipo is a small and fast caching web proxy (a web cache, an HTTP proxy, a proxy server).
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