An awesome code differencing tool

High Performance Primitive Collections for Java

Java Collections till the last breadcrumb of memory and performance

High Performance data structures and utility methods for Java

Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

A Nix repository with all Ruby versions being kept up-to-date automatically

Nix wrapper for SBT

The Promovolve book — why a tracking-free, reader-respecting ad platform is built the way it is: magazine creatives, LLM page classification, periodic auctions, Thompson Sampling, self-tuning pacin…

A framework for writing plugins that integrate with the Rust compiler

The BusTub Relational Database Management System (Educational)

slotd is a lightweight, Rust-based job scheduler inspired by Slurm, designed for single-node, single-user workloads.

The visual editor for React.

An implementation of the Build Server Protocol for Gradle

Create graphics with a hand-drawn, sketchy, appearance

Framework for testing concurrent code on JVM languages

Algorithm powering the For You feed on X

Durable & Deterministic Workflow Engine

PostgreSQL extension providing JSON Schema validation

An asynchronous Scala client for Fastly's API used to deploy and update configs, decache objects and query the stats API

A Json Schema Faker for Golang!

OSM in memory

A registry of publicly available datasets on AWS

Rewrite BigQuery, Redshift, Snowflake and Databricks queries into DuckDB compatible SQL (with deep transformation of functions, data types and format characters) using Java.

💱 Trading application written in Scala 3 that showcases an Event-Driven Architecture (EDA) and Functional Programming (FP)