Squid is the de facto standard for open-source web proxy caching servers. While most Linux distributions offer pre-compiled Squid packages via apt or yum , downloading the source code directly gives you granular control over features, optimizations, and security patches.
[Unit] Description=Squid Proxy After=network.target [Service] ExecStart=/usr/local/squid/sbin/squid -f /usr/local/squid/etc/squid.conf ExecReload=/bin/kill -HUP $MAINPID User=squid Group=squid download squid proxy
md5sum squid-6.10.tar.gz (Compare against the value listed on the download page.) Untar the source: Squid is the de facto standard for open-source
To run source-built Squid as a systemd service, write /etc/systemd/system/squid.service : write /etc/systemd/system/squid.service :