Etl GitHub Repositories (2026) · Open Source Tools

Pluggable data replication with checkpointing, batching, and integrity events

A high-performance observability data pipeline.

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

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

Flowfile is a visual ETL tool and Python library combining drag-and-drop workflows with Polars dataframes. Build data pipelines visually, define flows programmatically with a Polars-like API, and export to standalone Python code. Perfect for fast, intuitive data processing from development to production.

High-performance data engine for AI and multimodal workloads. Process images, audio, video, and structured data at any scale

Hop Orchestration Platform

Zero-ETL, infinite possibilities. Live query APIs, code & more with SQL. No DB required.

Job board aggregator indexing 1,000,000+ active positions from 20,000+ companies across Greenhouse, Lever, Ashby, Workday, and other major ATS platforms. Multithreaded Python ETL pipeline, daily automated refreshes via GitHub Actions, filterable client-side search.

Orchestrate everything, everywhere. The open-source control plane for workflows across data, infrastructure, business processes and AI agents. Declarative YAML, event-driven, any language, Git-versioned, scalable to millions of executions.

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.

Incremental engine for long horizon agents 🌟 Star if you like it!

Fast, Simple and a cost effective tool to replicate data from Postgres to Data Warehouses, Queues and Storage

TAK Compatible, browser based Common Operation Picture & Situational Awareness tool

Maestro: Netflix’s Workflow Orchestrator

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.

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.

The fastest unified streaming SQL Engine in a single C++ binary. ⚡ Millisecond latency. 100+ GB/s throughput. Continuously compute stateful context from streams, logs, metrics, events, and CDC.

🔥🔥🔥 Open source Reverse ETL - alternative to hightouch and census.

Database Reporting Tool and Tasks (.Net)