Flock is a unified messaging, video‑calling, and collaboration platform for teams. Below is a curated list of 20 alternative solutions that provide similar team chat, audio/video conferencing, and collaboration features.
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Industry‑leading messaging hub with channels, direct messages, file sharing, and robust app integrations; includes Slack Calls for voice/video.
Full‑featured collaboration suite integrated with Office 365, offering chat, meetings, file co‑authoring, and extensive third‑party app support.
Beyond video meetings, Zoom provides persistent chat rooms, file sharing, and integration with Zoom Meetings for seamless transitions.
Google Workspace’s messaging tool with threaded conversations, bots, and direct integration with Google Meet and Drive.
Secure team collaboration platform with persistent chat, video meetings, whiteboarding, and deep integration with Cisco’s networking ecosystem.
Open‑source, self‑hosted Slack alternative offering channel‑based messaging, video calls via plugins, and strong compliance controls.
Fully customizable open‑source chat solution with real‑time translation, video conferencing, and extensive integration capabilities.
Originally for gamers, now used by teams for voice, video, and text channels, with screen‑share and community‑grade moderation tools.
Lightweight chat app with channels, bots, file sharing, and native integration with Zoho’s suite of business applications.
Unified messaging, video meetings, and task management in one interface; part of the RingCentral communications platform.
Enterprise‑focused social network offering chat, video calls, groups, and integration with familiar Facebook tools.
Thread‑oriented chat designed to reduce noise, with optional video calls and deep integration with project tools.
Combines team chat, task management, and workflow automation in a single platform with voice/video call add‑ons.
AI‑enhanced team messenger offering unlimited chat history, voice/video calls, and built‑in task management.
All‑in‑one collaboration suite with chat, video conferencing, CRM, and project management tools.
Embedded chat within ClickUp’s project management platform, supporting real‑time messaging and video calls via integrations.
Simple messaging app that works across email and chat, with voice/video call support via third‑party integrations.
Collaboration hub that merges chat, video meetings, shared docs, and task boards into a single workspace.
Secure team messaging with voice/video calls, screen sharing, and compliance‑focused admin controls.
Emerging collaborative canvas that includes chat threads, live components, and integrated video calls via Teams.