A cross platform way to express data transformation, relational algebra, standardized record expression and plans.

Apache Calcite

Apache Parquet Format

Write Ahead Log for LSM or bitcask storage(or any append-only write).

A simple implementation of distributed cache system

Visualize Substrait plans using a flow diagram in the browser

Real-time messaging library for Go. The simplest way to add feature-rich and scalable WebSocket support to your application. The core of Centrifugo server.

Computational geometry and spatial indexing on the sphere

🦀 Small exercises to get you used to reading and writing Rust code!

Build a simple video encoder from scratch

GoNB, a Go Notebook Kernel for Jupyter

Go client library for Google Maps API Web Services

Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS

🎈 A lightweight struct validator for Go

Package goth provides a simple, clean, and idiomatic way to write authentication packages for Go web applications.

API, Integration, E2E Testing Agent for Developers that actually work. Generate tests, mocks/stubs for your APIs!

Painless middleware chaining for Go