🦔 PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.

A curated list of awesome big data frameworks, ressources and other awesomeness.

data load tool (dlt) is an open source Python library that makes data loading easy 🛠️

Privacy and Security focused Segment-alternative, in Golang and React

Postgres-native columnar storage extension

The dbt-native data observability solution for data & analytics engineers. Monitor your data pipelines in minutes. Available as self-hosted or cloud service with premium features.

2019新型冠状病毒疫情时间序列数据仓库 | COVID-19/2019-nCoV Infection Time Series Data Warehouse

Few projects related to Data Engineering including Data Modeling, Infrastructure setup on cloud, Data Warehousing and Data Lake development.

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

Open-source Snowflake & Fivetran alternative, with Postgres compatibility.

[NOT MAINTAINED] Light-weight Python OLAP framework for multi-dimensional data analysis

TensorBase is a new big data warehousing with modern efforts.

Open source SQL Query Assistant service for Databases/Warehouses

Useful scripts, udfs, views, and other utilities for migration and data warehouse operations in BigQuery.

One advanced and mature open-source MPP (Massively Parallel Processing) database. Open source alternative to Greenplum Database.

Scratch is a swiss army knife for big data.

Personal Data Engineering Projects

An efficient storage and compute engine for both on-prem and cloud-native data analytics.

A comprehensive guide to building a modern data warehouse with SQL Server, including ETL processes, data modeling, and analytics.

Data API Framework for AI Agents and Data Apps