The best open source alternative to Invision Community is Discourse. If that doesn't suit you, we've compiled a ranked list of other open source Invision Community alternatives to help you find a suitable replacement. Other interesting open source alternatives to Invision Community are: Flarum and Storyden.
Invision Community alternatives are mainly Community Building Platforms but may also be Forum Software or Wiki Software. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Invision Community.
A powerful, customizable platform for building and managing online forums, fostering engaging discussions and collaborative spaces.

Discourse is a modern, open-source discussion platform that revolutionizes online communities. It offers a rich set of features designed to encourage meaningful conversations and user engagement.
Key benefits of Discourse include:
Discourse empowers administrators to build thriving communities while providing users with a modern, engaging platform for discussions. Whether you're creating a support forum, a knowledge base, or a social community, Discourse offers the tools and flexibility to make your vision a reality.
Looking for open source alternatives to other popular services? Check out other posts in the alternatives series and openalternative.co, a directory of open source software with filters for tags and alternatives for easy browsing and discovery.
Lightweight, extensible forum platform with a sleek interface, powerful moderation tools, and seamless integration capabilities.

Flarum is a cutting-edge, open-source forum software designed to foster engaging online discussions and build thriving communities. With its modern, intuitive interface and lightning-fast performance, Flarum offers a superior user experience for both administrators and community members.
Key benefits of Flarum include:
Whether you're building a support community, a discussion board, or a Q&A platform, Flarum provides the tools and flexibility to create a unique and engaging online space tailored to your needs.
Create permanent, discoverable communities with modern forum features. Combines discussion, curation, and wiki functionality in one platform.

Build communities that last in an age of disappearing content and fleeting social media feeds. This modern forum platform prioritizes permanence and discoverability, ensuring valuable discussions and knowledge remain accessible forever.
Own your data completely - run your own community hub that combines the best features of Reddit, Pinterest, and Hacker News. Perfect for fan clubs, research groups, digital publications, and esports teams who value meaningful connections over algorithmic noise.
Three powerful tools in one platform:
Technical excellence meets simplicity - containerized deployment gets you running in minutes, while robust architecture supports SQLite or PostgreSQL backends with S3 integration. Features auto-tagging, auto-organization, and comprehensive API access.
Built for the long term with state-of-the-art security, headless options for custom frontends, and extensible design that grows with your community. Transform fleeting interactions into lasting knowledge gardens.