You can also look up for these other topics:
Framework
Coding Standards
Boilerplate
CMS
Tool
Security
Hacktoberfest
A high performance open-source forum software written in PHP. Discussions Tags based with Quora/StackOverflow style.
lincanbinKunena Forum - Forum / Bulletin Board / Discussions component for Joomla - This is the 6.x/5.x main development branch. Please do not open issues regarding earlier versions of Kunena
KunenaNamelessMC is a free, easy to use & powerful website software for your Minecraft server, which includes a large range of features.
NamelessMCSimple Machines Forum — SMF in short — is free and open-source community forum software, delivering professional grade features in a package that allows you to set up your own online community wit
SimpleMachines