Top 20 Alternatives to Chatwork in Enterprise Instant Messaging Software

Industry‑leading messaging hub with channels, powerful search, extensive app ecosystem, and enterprise‑grade security (EULA, SOC 2, ISO 27001).

Integrated with Microsoft 365, offering chat, video, file collaboration, and advanced admin controls for large organizations.

Open‑source, self‑hosted messaging platform with end‑to‑end encryption, compliance features, and deep customization.

Self‑hosted, open‑source chat solution with omnichannel support, SSO, and GDPR‑compliant data handling.

Secure collaboration suite combining persistent chat, video meetings, whiteboarding, and file sharing for enterprises.

Part of Google Workspace, offering threaded conversations, AI‑assisted replies, and seamless integration with Google apps.

Enterprise social network with chat, groups, live video, and integration with Office 365 and G Suite.

Feature‑rich chat app with channels, bots, AI‑driven suggestions, and native integration across Zoho’s business suite.

Team messenger with built‑in video calls, shared to‑dos, and over 300 app integrations for workflow automation.

Asynchronous messaging platform designed to reduce noise, with threaded topics and robust search.

Simple team chat with AI‑powered task management, unlimited message history, and integrations via Zapier.

Unified communication suite combining chat, video, file sharing, and task management with enterprise security.

Chat and workflow platform that merges messaging with task boards, offering role‑based permissions and integrations.

Open‑source threaded chat that blends real‑time and asynchronous communication, supporting self‑hosting and SSO.

Originally for gaming, now offers Discord for Communities with admin controls, SSO, and compliance options for business use.

Secure messenger built on the Matrix protocol, offering end‑to‑end encryption, federation, and self‑hosting.

All‑in‑one suite with chat, video, project management, and CRM, available both cloud and on‑premise.

Team inbox with threaded chat, integrations, and built‑in code review tools for dev‑centric teams.

Part of the Teamwork suite, offering persistent chat, file sharing, and deep integration with Teamwork Projects.

Internal communication platform focused on employee engagement, with chat, newsfeeds, and recognition tools.