Open Source Alternatives to Atlan
37 open source Data Catalog options similar to Atlan, 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.
Databricks82Data AnalyticsSan Francisco, United States$36.7BA unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Firebolt65Cloud Data WarehousePalo Alto, United States$264.0MCloud data warehouse for building next-gen analytics experiences with sub-second performance, designed for engineers and AI agents.
Open source
Kestra49Data OrchestrationParis, France$36.0MAn open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.
Open source · Self-hostable
Apache Airflow20MLOpsOpen-source platform for programmatically authoring, scheduling, and monitoring data pipelines.
Open source · Self-hostable
Posit67Data Science PlatformBoston, United States$169.9MOpen-source data science platform for enterprise teams, enabling collaboration and reproducible results.
Open source · Self-hostable
ClearML63AutoMLTel Aviv, Israel$11.0MOpen-source, end-to-end MLOps platform for enterprise AI development and deployment.
Open source · Self-hostable
Probabl54MLOpsParis, France$18.5MTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
Grafana Labs80ObservabilityNew York, United StatesCommercializes the open-source Grafana observability platform with AI features.
Open source · Self-hostable
Dremio69Data LakeSanta Clara, United States$395.0MSelf-service analytics on data lakes with data warehouse functionality and data lake flexibility.
Open source · Self-hostable
ClickHouse62DatabaseBerlin, Germany$350.0MAn open-source, column-oriented OLAP database management system for real-time analytics.
Open source · Self-hostable
Metabase60Data AnalyticsSan Francisco, United States$8.0MOpen-source business intelligence and embedded analytics platform.
Open source · Self-hostable
CIQ59Artificial IntelligenceReno, United States$26.0MSponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.
Open source
InfluxData58DatabaseSan Francisco, United States$200.1MCreator of InfluxDB, an open-source time series database for managing and analyzing high-volume, high-speed data.
Open source · Self-hostable
Backstage57Developer ToolsStockholm, Sweden$63.0MAn open-source developer portal for building and managing software.
Open source · Self-hostable
DVC54MLOpsSan Francisco, United States$154.0MOpen-source platform for ML experiment tracking and data versioning.
Open source · Self-hostable
KiloClaw54Artificial IntelligenceA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
WireMock53Enterprise$6.5MIndustry-standard API simulation and mocking platform for reliable software development and testing.
Open source · Self-hostable
Doubleword53AI InfrastructureLondon, United Kingdom$15.0MSelf-hosted AI inference platform for enterprises.
Open source
OpenOps53EnterpriseSan Francisco, United States$125KNo-code, open-source cloud automation platform for FinOps and custom solutions.
Open source · Self-hostable
SereneDB49DatabaseSan Francisco, United States$3.8MA real-time search analytics database unifying search and analytics in a single platform.
Open source · Self-hostable
SkySQL39DatabaseRedwood City, United States$42.0MProvides enterprise-grade database solutions based on the open-source MariaDB, offering advanced features, security, and scalability.
Open source · Self-hostable
Amplication33EnterpriseTel Aviv, IsraelOpen-source Node.js backend development platform for accelerating application development.
Open source · Self-hostable
Swagger26API DevelopmentSomerville, United StatesA suite of open-source and professional tools for API design, development, documentation, and testing.
Open source · Self-hostable
MLflow25MLOpsSeattle, United StatesOpen-source platform for managing the ML lifecycle, from experimentation to deployment.
Open source · Self-hostable
Superset LLC19Business IntelligenceAn open-source data visualization and exploration platform for business intelligence.
Open source
Superset OÜ13Data ExplorationOpen-source data exploration and visualization platform for data professionals.
Open source · Self-hostable
Glovity8AI InfrastructureGlovity is an open-source, low-cost teleoperation system for dexterous manipulation, integrating spatial wrench feedback with a haptic glove.
Open source
Airbyte70Data IntegrationSan Francisco, United States$181.0MAn open-source data integration platform for ELT, reverse-ETL, and AI agents.
Open source · Self-hostable
Grafana Cloud69ObservabilityNew York, United States$2.1BFull-stack observability platform built on open standards for unifying telemetry and accelerating troubleshooting.
Open source · Self-hostable
ClickHouse Cloud68DatabaseSan Francisco, United States$1.1BFully managed ClickHouse service for real-time analytics on AWS, GCP, and Azure.
Open source · Self-hostable
H2O.ai64Foundation ModelMountain View, United States$228.1MAn open-source AI and machine learning platform for enterprises.
Open source · Self-hostable
Logz.io63EnterpriseTel Aviv, Israel$132.0MLogz.io provides an observability platform for cloud-native businesses, combining open-source tools for monitoring and security.
Open source · Self-hostable
Mirantis58Cloud InfrastructureCampbell, United States$255.0MMirantis provides cloud-native infrastructure and AI platforms for enterprises to manage and operate complex environments.
Open source · Self-hostable
Treeverse56DataOpsTel Aviv, Israel$23.0MOpen-source data lake management platform for engineers and data scientists.
Open source · Self-hostable
Feast AI54MLOpsSan Francisco, United StatesAn open-source feature store for managing and serving data for AI/ML models in production.
Open source · Self-hostable
RelAI51Agentic AISan Francisco, United States$10.0MAn open-source platform for building, simulating, evaluating, and optimizing reliable AI agents.
Open source · Self-hostable
Polars47Data Manipulation$21.0MAn open-source, high-performance DataFrame library for Rust and Python, designed for efficient data manipulation and analysis.
Open source · Self-hostable

