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Zulip

Zulip — organized team chat·zulip.com

Zulip is an organized team chat application for distributed teams of all sizes. It uses a topic-based threading model so conversations stay organized and easy to follow over time, supporting both real-time and asynchronous communication. The product is available as a fully managed Zulip Cloud service or as 100% open-source software that organizations can self-host, with native apps for web, desktop and mobile devices.

What it's for

Business communication for organizations from small businesses to enterprisesCommunication hub for a research group, lab, department or scientific fieldCommunication hub for classes, in-person or onlineGrowing and engaging open-source communitiesFree or highly-discounted plans for non-business uses (non-profits, governments)Coordinating organizers and attendees at conferences, workshops, or hackathons

Features 20

130+ native integrations
Chat bridges with Slack, Microsoft Teams, and Matrix
Complete and compliance data exports
Custom user groups and role-based permissions
Custom webhooks
End-to-end encrypted mobile push notifications
File sharing and storage
Guest user accounts with configurable access
Integrations through Zapier and IFTTT
Message editing, deletion, and retention policies
Message history search
Native GIF integration (Tenor, GIPHY, KLIPY)
Polls, to-do lists, and collaborative messages
Private channels with shared or private history
Read receipts and typing notifications
REST API for custom integrations
SCIM and AD/LDAP user and group sync
SSO with SAML, Microsoft Entra ID, and OpenID Connect
Topic-based message threading
Voice and video calls (1:1 and group) via configurable call provider (Zoom, Jitsi, BigBlueButton)

At a glance

free tieropen sourceself-hostableAPI

TypeWeb app

DeploymentHybrid

PlatformsWeb, Windows, macOS, Linux, iOS, Android

Forsmall businesses, enterprises, distributed teams, educators, researchers, open source projects, non-profits, governments, event organizers, engineers

CompanyKandra Labs, Inc.

Integrations

ZoomJitsiBigBlueButtonTenorGIPHYKLIPYZapierIFTTTSlackMicrosoft TeamsMatrixOktaOneLoginMicrosoft Entra IDGitHubGitLabAppleDiscordGoogleSentryMattermostRocket.Chat

Complianceself-reported

GDPRCCPAHIPAAFERPA

Pricing

Cloud Standard and Business self-hosted plans cost $6.67/user/month billed annually or $8/user/month billed monthly; Plus costs $10/user/month billed annually or $12/user/month billed monthly. Basic self-hosted is $3.50/user/month with an 85+% non-workplace discount. Enterprise pricing is available only by contacting sales. Education, non-profit, and developing-world organizations may qualify for free or specially discounted pricing.

Zulip Cloud FreeFree

Many organizations are eligible for a free Standard plan.

10,000 messages of search history; file storage up to 5 GB total

Standard$8/user/mo

$6.67/user/month billed annually or $8/user/month billed monthly.

Unlimited search history; file storage up to 5 GB per user

Plus$12/user/mo

$10/user/month billed annually or $12/user/month billed monthly.

10 users minimum; file storage up to 25 GB per user

Self-hosted FreeFree

Register for unlimited notifications: grassroots communities, open-source projects, academic research, small non-profits, non-profit events, families & friends.

Mobile notifications for up to 10 users for other organizations; unlimited for eligible communities

Basic$3.5/user/mo

85+% discount for non-workplace users; $20/month off for the first year (promotional).

Business$8/user/mo

$6.67/user/month billed annually or $8/user/month billed monthly; $20/month off for the first year (promotional).

25 users minimum

EnterpriseQuote

Contact sales for quote-based pricing.

85+% discount for non-workplace users on the Basic self-hosted plan. [raw type: other]