Open source focus

Open Source Alternatives to Ocient

9 open source Big Data options similar to Ocient, 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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Firebolt65
Cloud Data WarehousePalo Alto, United States$264.0M
Cloud data warehouse for building next-gen analytics experiences with sub-second performance, designed for engineers and AI agents.
Open source
Countly55
AnalyticsLondon, United Kingdom$1.1M
Product analytics and customer engagement platform built on an open-source, self-hosted foundation.
Open source · Self-hostable
Databricks82
Data AnalyticsSan Francisco, United States$36.7B
A unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Airbyte70
Data IntegrationSan Francisco, United States$181.0M
An open-source data integration platform for ELT, reverse-ETL, and AI agents.
Open source · Self-hostable
ScyllaDB67
DatabasePalo Alto, United States$101.0M
ScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.
Open source · Self-hostable
ClickHouse62
DatabaseBerlin, Germany$350.0M
An open-source, column-oriented OLAP database management system for real-time analytics.
Open source · Self-hostable
DBeaver52
Database ManagementPrague, Czech Republic$6.0M
A universal database management tool for developers and database administrators, supporting a wide range of databases.
Open source · Self-hostable
ChartDB26
Software DevelopmentTel Aviv, Israel
Visualize, edit, and collaborate on database schemas instantly with a powerful DB diagram editor.
Open source · Self-hostable
Apache Cassandra10
Database
Open-source, distributed NoSQL database for handling large-scale, high-availability data without compromising performance.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
FireboltCloud data warehouse for building next-gen analytics experiences with sub-second performance, designed for engineers and AI agents.	Cloud Data Warehouse	Open source	Palo Alto, United States	$264.0M	65
CountlyProduct analytics and customer engagement platform built on an open-source, self-hosted foundation.	Analytics	Open source · Self-hostable	London, United Kingdom	$1.1M	55
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
AirbyteAn open-source data integration platform for ELT, reverse-ETL, and AI agents.	Data Integration	Open source · Self-hostable	San Francisco, United States	$181.0M	70
ScyllaDBScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.	Database	Open source · Self-hostable	Palo Alto, United States	$101.0M	67
ClickHouseAn open-source, column-oriented OLAP database management system for real-time analytics.	Database	Open source · Self-hostable	Berlin, Germany	$350.0M	62
DBeaverA universal database management tool for developers and database administrators, supporting a wide range of databases.	Database Management	Open source · Self-hostable	Prague, Czech Republic	$6.0M	52
ChartDBVisualize, edit, and collaborate on database schemas instantly with a powerful DB diagram editor.	Software Development	Open source · Self-hostable	Tel Aviv, Israel	—	26
Apache CassandraOpen-source, distributed NoSQL database for handling large-scale, high-availability data without compromising performance.	Database	Open source · Self-hostable	—	—	10