buzzAlternative to SlackA hive mind communication platform 30k 3.8k21 HN pointsApache-2.0 last commit 2026-08-23 SourceAdd to my stackDiscuss Share:AboutA hive mind communication platformLanguagesRust44.5%TypeScript32.4%Dart10.6%JavaScript9.1%Shell0.8%Python0.7%Swift0.6%PLpgSQL0.5%CSS0.4%Kotlin0.2%Just0.1%jq0%HCL0%HTML0%Ruby0%Dockerfile0%Go Template0%Objective-C0%Contributors306674714051961181038642413130211916+16Alternative ToFeaturesDiscussFree alternative to Slackbuzz is a free, open-source alternative to Slack. Here's why:💬 Instant Messaging🗣️ Group Channels📁 File Sharing🔗 Integrations Support🚀 Real-time UpdatesSee all open-source alternatives to SlackComments ThemeGitHub LightGitHub Light High ContrastGitHub Light Protanopia & DeuteranopiaGitHub Light TritanopiaGitHub DarkGitHub Dark High ContrastGitHub Dark Protanopia & DeuteranopiaGitHub Dark TritanopiaGitHub Dark DimmedPreferred color schemeTransparent DarkNoBorder LightNoBorder DarkNoBorder GrayRStudio CobaltPurple DarkGruvboxGruvbox DarkGruvbox LightCatppuccin LatteCatppuccin FrappéCatppuccin MacchiatoCatppuccin MochaFroCustom (experimental)PlatformsDockerWebHostingSelf-hostedInterfaceWebInstallDockerDocker ComposenpmCargo
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