Java Protobuf implementation suitable for real-time enviroments

A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others

Code for the manim-generated scenes used in 3blue1brown videos

Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks

https://openjdk.org/projects/code-tools/jmh

🕵️ Tool to reverse-engineer Protocol Buffers with unknown definition

The canonical spec for ulid

A time-series database for high-performance real-time analytics packaged as a Postgres extension

Code samples from my blog

Proof-of-concept distributed key-value store implementation on top of MicroRaft, Protocol Buffers, and gRPC

A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: http://trello.com/b/8txSM12G/roadmap

Quarkus: Supersonic Subatomic Java.

A Pro Micro alternative for wireless keyboards

Feature-complete implementation of the Raft consensus algorithm in Java

My attempts on solving problems

YDB is an open source Distributed SQL Database that combines high availability and scalability with strong consistency and ACID transactions

ClickHouse® is a real-time analytics database management system

FoundationDB - the open source, distributed, transactional key-value store

The book "Performance Analysis and Tuning on Modern CPU"

Fast multi-core TCP and WebSockets load generator.

Automatic binding+disposal of RxJava streams.

Hexagonal hierarchical geospatial indexing system

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

A networking framework that evolves with your application

Extension for Junit 5. Re-run failed JUnit tests immediately.

LeetCode Problems