Open Source IMSDK
Free
OpenIM Server · IMSDK · messaging · groups and contacts · self-hosted deployment · demo apps
Checked 8 Oct 2026
Plans and prices
OpenIM pricing
Business
Priced on request
Production-ready client UI · multi-platform clients · commercial license · self-hosted deployment
Checked 8 Oct 2026
Enterprise
Priced on request
Advanced messaging · voice and video · video meetings · Kubernetes deployment · high availability
Checked 8 Oct 2026