Top 20 Alternatives to Twist in Instant Messaging & Chat Software

Popular real‑time messaging app with channels, direct messages, integrations, and powerful search.

Integrated with Office 365, offering chat, video calls, file collaboration, and app extensions.

Originally for gamers, now a versatile community platform with voice, video, and threaded text channels.

Open‑source, self‑hosted Slack alternative focused on security and extensive customization.

Open‑source chat hub offering real‑time messaging, video conferencing, and deep integration capabilities.

Threaded, topic‑based chat that combines real‑time and asynchronous communication.

Team messenger with channels, video calls, shared to‑dos, and built‑in productivity tools.

Simple team chat with AI‑powered search, task management, and unlimited message history.

Chat and task‑management platform featuring threaded discussions, workflow automation, and integrations.

Unified messaging, video, and file sharing within the RingCentral collaboration suite.

Enterprise version of Facebook with groups, chat, live video, and integration with Workplace tools.

Part of Google Workspace, offering direct messaging, spaces (channels), and seamless Docs integration.

Team communication tool with channels, bots, and integration across Zoho’s business apps.

Secure collaboration suite with persistent chat, video meetings, and file sharing.

Decentralized, open‑source messenger built on the Matrix protocol, supporting end‑to‑end encryption.

Japanese‑origin business chat with task management, file sharing, and video calls.

Collaboration hub combining chat, video, shared documents, and task boards.

Internal communications platform with chat, newsfeed, and employee recognition features.

Secure business messenger with group chat, file transfer, and admin controls.

Kanban‑style collaboration add‑on for Mattermost, enabling chat‑linked task boards.