Flarum vs Discourse®

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Flarum compared with Discourse®
Detail	Flarum	Discourse®
What it does	The extensible community framework	One platform. Any community.
Stage	Established	Established
Founded	Not given	2013
Based in	Not given	US
Pricing model	free	freemium
Pricing	Not given	Not given
Key features	Groups & permissions Styling & themes Powerful editor Real-time notifications Extensibility Security	Real-time chat AI translations Single sign-on Community moderation Trust system Topic voting Email integration API access Mobile apps Plugin ecosystem
What makes it different	Built by community contributors and volunteers Open-source with MIT license Highly extensible architecture	100% open source with full code on GitHub Complete data ownership and control Enterprise-grade infrastructure with SLA guarantees Powering 22,000+ communities globally Professional services and white-glove support
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	73 no change since last check	84 no change since last check
Trust Flow (Majestic)	30	70
Citation Flow (Majestic)	43	75
Referring domains (Majestic)	2544	20392

5 details filled in for both companies.