Osmium is unclaimed —

Osmium

Fast & stable chat for your communities·osmium.chat

Osmium is a free community chat app combining real-time messaging, voice and video channels, screen sharing, and moderation tools with roles and permissions. It offers a free, public API for building bots, integrations, and third-party clients. The platform emphasizes privacy, independent infrastructure, regional data storage, and no ads or tracking, all provided at no cost.

What it's for

Real-time text messagingVoice and video chatScreen sharing and audio sharingCommunity moderationBuilding custom bots and integrations via the public APICustom emoji and sticker sharing

Features 20

Animated emojis
Announcement channels
Community discovery
Custom emojis
Custom nicknames
Device management
Direct messages and group chats
Encryption in transit and at rest
Hierarchical role-based permissions
Link previews
Markdown messages
Message reactions
Music presence
OAuth
Open protocol for bots and clients
Private roles
Profile customization
Regional data storage
Screen sharing and audio sharing on all platforms
Voice and video chat

At a glance

free tierAPI

TypeWeb app

DeploymentCloud

PlatformsWeb, Windows, macOS, Linux

LanguagesEnglish, español, português (Brasil), Deutsch, français, русский, Türkçe, Indonesia, العربية, čeština, беларуская, Lingua Franca Nova, Nederlands

Foronline communities

CompanyOsmium

Pricing

Osmium is described as entirely free ('all for free'); no paid plans are offered.

FreeFree

Entire product is offered for free; no paid tiers listed.

Osmium

What it's for

Features 20

At a glance

Pricing

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