Data GitHub Repositories (2026) · Open Source Tools

Nessie: Transactional Catalog for Data Lakes with Git-like semantics

A well tested and comprehensive Golang statistics library package with no dependencies.

Australian energy market data platform

Data Exploration in the Terminal

Capture and visualize the data that matters in your life

Open-Source Software, Tutorials, and Research on Data-Centric AI 🤖

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.

PRQL is a modern language for transforming data — a simple, powerful, pipelined SQL replacement

[SIGMOD'27] Easy Data Preparation with latest LLMs-based Operators and Pipelines.

Random fake data generator written in go

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.

Meltano: the declarative code-first data integration engine that powers your wildest data and ML-powered product ideas. Say goodbye to writing, maintaining, and scaling your own API integrations.

MCAP is a modular, performant, and serialization-agnostic container file format, useful for pub/sub and robotics applications.

Fast, streaming indexing, query, and agentic LLM applications in Rust

This repository contains general data for Web technologies

Port of a popular ruby faker gem written in kotlin. Generate realistically looking fake data such as names, addresses, banking details, and many more, that can be used for testing and data anonymization purposes.

An intelligence orchestra

SQL as a Function for Rust — an embedded SQL database with a typed ORM and pluggable LMDB/RocksDB storage.

Cutting edge S3 server stack

A Rails engine for queueing and managing data migrations.