List of Linux distros that still support 32 bit computers in 2020
This is a short list and therefore doesn't include all of the 32 bit distros. The video isn't fancy, and it looks like crap. But that's not the point. The point of this video is to provide people with links to these distros.
Here's the list:
Debian: www.debian.org
Devuan: www.devuan.org
openSUSE Tumbleweed: https://software.opensuse.org/distributions/tumbleweed
Mageia: www.mageia.org
LMDE: https://www.linuxmint.com/download_lmde.php
Puppy Linux: www.puppylinux.com
Q4OS: www.q4os.org
MX Linux: www.mxlinux.org
Tiny Core: www.tinycorelinux.net
Slackware: www.slackware.com
Arch 32: www.archlinux32.org
Gentoo: www.gentoo.org
Alpine: www.alpinelinux.org
Android x86: www.android-x86.org/
Ubuntu 18.04 (mini netboot CD): https://cdimage.ubuntu.com/netboot/18.04/
(You can get Ubuntu Pro on 18.04 for free for up to 5 computers and you'll receive security updates until 2028)
Lubuntu 18.04: https://cdimage.ubuntu.com/lubuntu/releases/18.04.5/release/
CentOS 7: https://www.centos.org/centos-linux/
Quick update: Some other distros that still support 32 bit but weren't mentioned: Void, PeppermintOS, Emmabuntüs, Raspberry Pi Desktop (Debian+RasPi Desktop), Vine Linux, Slax, Salix, SparkyLinux, Feren OS Classic.