Open Source Alternatives to FactSet
21 open source Financial Data options similar to FactSet, 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
Grafana Labs80ObservabilityNew York, United StatesCommercializes the open-source Grafana observability platform with AI features.
Open source · Self-hostable
Airbyte70Data IntegrationSan Francisco, United States$181.0MAn open-source data integration platform for ELT, reverse-ETL, and AI agents.
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
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
Posit67Data Science PlatformBoston, United States$169.9MOpen-source data science platform for enterprise teams, enabling collaboration and reproducible results.
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
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
ClickHouse62DatabaseBerlin, Germany$350.0MAn open-source, column-oriented OLAP database management system for real-time analytics.
Open source · Self-hostable
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
Kestra49Data OrchestrationParis, France$36.0MAn open-source orchestration platform for unifying data pipelines, AI workflows, and business processes.
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
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
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
Aiven for ClickHouse22DatabaseHelsinki, FinlandManaged cloud data services for developers, including databases, Kafka, and ClickHouse.
Open source · Self-hostable
Apache Airflow20MLOpsOpen-source platform for programmatically authoring, scheduling, and monitoring data pipelines.
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
x402scan10FintechAn ecosystem explorer and analytics platform for the x402 protocol and agentic commerce.
Open source · Self-hostable
Ucoder2Developer ToolsWest Bengal, IndiaUCoder provides privacy-first developer tools and services, including an analytics solution and web development.
Open source