Best Nabble Alternatives & Competitors in 2025

Google Groups allows you to create and participate in online forums and email-based groups with a rich experience for community conversations.

Mighty Networks enables entrepreneurs, organizations, and companies to create and grow a community-powered brand.

VoIPstudio is an award-winning VoIP system that offers businesses of all sizes a scalable communication solution. It’s inexpensive, easy-to-use, offers a full suite of PBX features, and is fully integrated for CRM.

Try for free paid Free Trial $4.99 / Monthly (User)

BigTent is a web-based organization and communication portal for groups.

Discourse is an open source discussion platform built for the next decade of the Internet.

Open Source paid Free Trial $100.0 / Monthly

Build an engaging community forum using Vanilla's modern cloud forum software.

Admidio is a free online membership management, which is optimized for associations, groups and organizations.

Open Source

Forumbee offers community forums for discussions, feedback and Q&A.

Organization management tool to support membership, subscriptions, event planning, and outreach.

Directly provides on-demand customer service apps.

Raspberry Pi. The Raspberry Pi is a cheap, credit-card sized computer. The official website uses phpBB for their discussion forums. phpBB is not affiliated with nor responsible for any of the sites listed on the showcase.

Open Source

Membee is web-based membership management software.

Intuitive. Social. Engaging. Fast. XenForo brings a fresh outlook to forum software.

NodeBB Forum Software - A better community platform for the modern web. NodeBB is a next generation forum software that's free and easy to use.

Open Source