Open source focus

Open Source Alternatives to Microsoft Teams

11 open source Collaboration Software options similar to Microsoft Teams, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.

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Databricks82
Data AnalyticsSan Francisco, United States$36.7B
A unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Ubuntu70
Operating SystemsLondon, United Kingdom$63.0M
A popular open-source Linux distribution.
Open source · Self-hostable
Canonical61
Open SourceLondon, United Kingdom$348K
Canonical develops and supports Ubuntu, a leading open-source operating system for cloud, servers, and edge devices.
Open source · Self-hostable
Solo.io56
Artificial IntelligenceCambridge, USA$174.8M
Enterprise agentic AI orchestration
Open source · Self-hostable
KiloClaw54
Artificial Intelligence
A managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
Kestra49
Data OrchestrationParis, France$36.0M
An open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.
Open source · Self-hostable
KubeVirt9
Cloud Computing
Container-native virtualization for Kubernetes, enabling VMs and containers to run side-by-side.
Open source · Self-hostable
Grafana Labs80
ObservabilityNew York, United States
Commercializes the open-source Grafana observability platform with AI features.
Open source · Self-hostable
Akash Network56
DePINSan Francisco, United States$2.0M
Decentralized cloud marketplace for compute resources, leveraging blockchain technology (DePIN).
Open source · Self-hostable
Nextcloud52
Cloud ComputingNuremberg, Germany$63.0M
Open-source, self-hosted file sync and share and collaboration platform.
Open source · Self-hostable
vxtwitter.com31
Web DevelopmentSan Francisco, United States
The world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
DatabricksA unified data analytics and AI platform built on the lakehouse architecture.	Data Analytics	Open source · Self-hostable	San Francisco, United States	$36.7B	82
UbuntuA popular open-source Linux distribution.	Operating Systems	Open source · Self-hostable	London, United Kingdom	$63.0M	70
CanonicalCanonical develops and supports Ubuntu, a leading open-source operating system for cloud, servers, and edge devices.	Open Source	Open source · Self-hostable	London, United Kingdom	$348K	61
Solo.ioEnterprise agentic AI orchestration	Artificial Intelligence	Open source · Self-hostable	Cambridge, USA	$174.8M	56
KiloClawA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.	Artificial Intelligence	Open source · Self-hostable	—	—	54
KestraAn open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.	Data Orchestration	Open source · Self-hostable	Paris, France	$36.0M	49
KubeVirtContainer-native virtualization for Kubernetes, enabling VMs and containers to run side-by-side.	Cloud Computing	Open source · Self-hostable	—	—	9
Grafana LabsCommercializes the open-source Grafana observability platform with AI features.	Observability	Open source · Self-hostable	New York, United States	—	80
Akash NetworkDecentralized cloud marketplace for compute resources, leveraging blockchain technology (DePIN).	DePIN	Open source · Self-hostable	San Francisco, United States	$2.0M	56
NextcloudOpen-source, self-hosted file sync and share and collaboration platform.	Cloud Computing	Open source · Self-hostable	Nuremberg, Germany	$63.0M	52
vxtwitter.comThe world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.	Web Development	Open source · Self-hostable	San Francisco, United States	—	31