Toolkit for Scala Development

Experiment with a streaming serialisation format

Sampling CPU and HEAP profiler for Java featuring AsyncGetCallTrace + perf_events

A finite-difference scheme for 2D rayleigh-benard thermal convection on GPU. I claim no credit.

Java class file parser and API

Read HotSpot perf counters directly from the JVM memory

Fast Java native interface based on JVMCI

Agent to detect type pollution due to instanceof/checkcast misuses

JFR to Firefox Profiler converter

A 2D chart library for Java applications (JavaFX, Swing or server-side).

K-mer membership queries in compressed space.

QuestDB is an open source time-series database for fast ingest and SQL queries

A Crash Course on Data Compression.

Repository for OpenJDK Mission Control, a production time profiling and diagnostics tools suite. https://openjdk.org/projects/jmc

Clean minimalist implementations of popular competitive programming algorithms

A flexible and efficient C++ implementation of the Binary Interpolative Coding algorithm.

A compressed, associative, exact, and weighted dictionary for k-mers.

Weekly Data Engineering Newsletter

Fast and compact minimal perfect hash functions in C++.

A curated list of resources related to the Java annotation processing API (JSR 269)

Documentation about the Linux Network Stack

vf128 variable length floating-point

A Java port of Daniel Lemire's fast_float project

Vectorized UTF-8 Validation for Java

A high level API to express vectorized operations in Java

felixge's notes on the various go profiling methods that are available.

Low-overhead tracing of all Linux kernel-user transitions, for serious performance analysis. Includes kernel patches, loadable module, and post-processing software. Output is HTML/SVG per-CPU-core …

Redpanda is a streaming data platform for developers. Kafka API compatible. 10x faster. No ZooKeeper. No JVM!