Alternatives to Sermo

Yammer

Community Platforms

Enterprise social network by Microsoft for company-wide conversations, communities, and knowledge sharing integrated with Microsoft 365.

Findhelp

Community Platforms

Social care network formerly Aunt Bertha connecting people to free and reduced-cost services across communities.

Community Corrections Pro

Community Platforms

Software for probation and parole agencies tracking cases, compliance, and community supervision.

BuddyPress

Community Platforms

Open-source social networking plugin for WordPress to build branded communities.

CAClubIndia

Community Platforms

Indian professional network and compliance platform for chartered accountants and firms.

Lens Protocol

Community Platforms

Open social graph protocol by Aave for decentralized social applications and creator economies.

Bluesky

Online Community Platforms

Decentralized social network built on the AT Protocol with federated architecture and portability.

Mastodon

Communication & Collab

Decentralized, federated social network built on ActivityPub protocol offering privacy and portability.

Insided

Community Platforms

Customer success community platform acquired by Gainsight for building product communities with forums, knowledge base, and ideation.

OpenMeet

Community Platforms

Open-source community platform for groups, events, and collaborative organizing.