Data Integration GitHub Repositories (2026) · Open Source Tools

Connect your company's data, let an agent draft an ontology over it, and load it into HelixDB as one graph you can explore and ask questions of. Hosted at foundry.helix-db.com, or run it on your own machine.

Pluggable data replication with checkpointing, batching, and integrity events

Apache Airflow - A platform to programmatically author, schedule, and monitor workflows

An orchestration platform for the development, production, and observation of data assets.

Hop Orchestration Platform

Open-source TypeScript framework for building operational software used by humans and AI agents.

Open-source ETL/ELT you deploy on your own servers or cloud. Built on DuckDB: no-code/low-code visual pipelines or SQL, 385 components, dbt, CDC, data quality, reverse ETL, lineage, MCP for AI agents. No vendor cloud, no per-row billing.

SeaTunnel is a multimodal, high-performance, distributed, massive data integration tool.

Upserts, Deletes And Incremental Processing on Big Data.

The Common Core Ontology Repository holds the current released version of the Common Core Ontology suite.

Data pipelines for cloud config and security data. Build cloud asset inventory, CSPM, FinOps, and vulnerability management solutions. Extract from AWS, Azure, GCP, and 70+ cloud and SaaS sources.

A data integration framework

Apache DevLake is an open-source dev data platform to ingest, analyze, and visualize the fragmented data from DevOps tools, extracting insights for engineering excellence, developer experience, and community growth.

Actively maintained successor to Alibaba DataX — a fast, versatile, open-source ETL tool for 20+ RDBMS and NoSQL data sources.

Conduit streams data between data stores. Kafka Connect replacement. No JVM required.

Flink CDC is a streaming data integration tool

Where data access meets operational intelligence