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NXFilter is basically much more robust than Pi-Hole and enterprise ready, but can be used for homes, schools etc etc. It is free for commercial use as well, according to the website. Under the lists section, the system can be licensed, but if 20 users or less, when it expires, it is fully functional for up to 20 users for free. Please note the recommended minimum is 768m. Run below in Terminal/CLI if there are any locale warnings / issues, this is just a temp locale “fix”. On Pi3 / Pi4 1GB: you can also set this to 512 or just leave as is, it is stable as is. On Pi3 / Pi4 2GB: you can also set this to 1024 or 1536, or just leave as is. On Pi4 4GB: you can also set this to 1024, 1536, 3072 or just leave as i s. Now find and edit, there should be two instances, edit both: Now wait up-to 5 minutes for the engine to start… (on Pi Zero W…wait a bit longer for first start)Ĭhange the java memory limit to match your requirements: #set your memory here as per the Notes section first…then continue. Sudo apt-get update & sudo apt-get upgrade Raspbian Lite installed using NOOBS 3.2 lite, after initial setup, run ‘raspi-config’, and set, boot from CLI no auto login, enable SSH, set Memory Split to 16 (this is the amount of memory you are assigning to the GPU, 16mb is the lowest limit), and set static IP, reboot. NxFilter is a free Content filter and DNS server, that allows you to control and monitor access to DNS and restrict access to various types content by catagories.

Nxfilter systemctl