or check out the features download a client or use the web app mac windows iphone android here s why you ll love it make sense of your messages every conversation in zulip has a topic so it s easy to keep conversations straight . are your coworkers discussing a software bug and the content of your website at the same time no problem . never miss the conversations you care about . sometimes important things get discussed when you re not around . unfortunately so do a lot of unimportant things . zulip makes it easy to review the conversations you missed so you can focus on that important project without having to catch up on how jim s guitar lessons are going . fast and powerful search . an impressive amount of knowledge lives in your chat system . zulip s gmail style search will delight you with how quickly you can find exactly what you re looking for . integrations that don t intrude . zulip has many integrations and a powerful api to match . but here s where it gets interesting thanks to how zulip categorizes messages automated messages never overwhelm you . as with any topic in zulip they re easy to focus on skim defer to later or ignore as appropriate . as technical as you want to be . keyboard shortcuts check . syntax highlighting check . discuss code and technical topics with ease . everything else you need to be productive drag and drop file uploads image pasting group private messages audible notifications missed message emails desktop apps and everything else you might want . including emoji naturally . and it s all open source under the apache license