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3 Best Open Source Slack workspaces

as of June 2026 · All Open Source communities

Linux Foundation Community

Slack

Linux Foundation Slack for open source infrastructure contributors.

open sourceinfrastructurelinux
~35.0K
Open Source

CNCF Community

Slack

CNCF Slack for cloud-native open source developers and operators.

open sourcekubernetescloud native
~45.0K
Open Source

Open Source Software Community

Slack

Professional Slack workspace for open source developers with organized channels.

open sourcenetworkingslack
~8.5K
Open Source

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