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Zulip is an open-source team collaboration tool with uniquetopic-based threading that combines the best of email and chat tomake remote work productive and delightful. Fortune 500 companies,leading opensource projects, and thousands of other organizations useZulip every day. Zulip is the onlymodern team chat app that isdesigned for both live and asynchronous conversations.

Zulip is built by a distributed community of developers from all around theworld, with 74+ people who have each contributed 100+ commits. Withover 1000 contributors merging over 500 commits a month, Zulip is thelargest and fastest growing open source team chat project.

Come find us on thedevelopment community chat!

• Contributing code. Check out ourguide for newcontributorsto get started. We have invested in making Zulip’s code highlyreadable, thoughtfully tested, and easy to modify. Beyond that, wehave written an extraordinary 150K words of documentation for Zulipcontributors.

• Contributing non-code.Report anissue,translateZulip into your language, orgive usfeedback.We'd love to hear from you, whether you've been using Zulip for years, or are justtrying it out for the first time.

• Checking Zulip out. The best way to see Zulip in action is to drop by theZulip community server. We alsorecommend reading about Zulip'suniqueapproach to organizing conversations.

• Running a Zulip server. Self-host Zulip directly on Ubuntu or DebianLinux, inDocker, or with prebuiltimages forDigital Ocean andRender.Learn more aboutself-hosting Zulip.

• Using Zulip without setting up a server. Learn aboutZulipCloud hosting options. Zulip sponsors freeZulipCloud Standard for hundreds of worthyorganizations, includingfellow open-sourceprojects.

• Participating inoutreachprogramslikeGoogle Summer of CodeandOutreachy.

• Supporting Zulip. Advocate for your organization to use Zulip, become asponsor, write a review in the mobile appstores, orhelp others findZulip.

You may also be interested in reading ourblog, andfollowing us onTwitter andLinkedIn.

Zulip is distributed under theApache 2.0 license.