Filipp Zhinkin

okhttp. A meticulous HTTP client for the JVM, Android, and GraalVM.

Karbide. Bit manipulation, readers and writers for kotlinx.io.

swift-evolution. This maintains proposals for changes and user-visible enhancements to the Swift Programming Language.

benchmark. Swift benchmark runner with many performance metrics and great CI support

hypersistence-utils. The Hypersistence Utils library (previously known as Hibernate Types) gives you Spring and Hibernate utilities that can help you get the most out of your data access layer.

fibula. Java

kotlinx-atomicfu. The idiomatic way to use atomic operations in Kotlin

kodvent. Kotlin Multiplatform utility library with battle-tested, zero-dependency implementations of algorithms and data structures for competitive programming and Advent of Code 🎄🧑‍💻

samples. Gradle plugin that inlines read-only Kotlin and Java code samples into Dokka documentation, ensuring they are always correct and visible not only online but also in IDEs.

kc-audio-bridge. Audio Output for Kotlin+Compose multi-platform apps

burst. Parameterized unit tests for Kotlin Multiplatform

kotlin-compiler-server. Server for executing kotlin code

koog. Koog is a JVM (Java and Kotlin) framework for building predictable, fault-tolerant and enterprise-ready AI agents across all platforms – from backend services to Android and iOS, JVM, and even in-browser environments. Koog is based on our AI products expertise and provides proven solutions for complex LLM and AI problems

kinference. Running ONNX models in vanilla Kotlin

Kotlin-AI-Examples. A collection of Kotlin-based examples featuring AI frameworks such as Spring AI, LangChain4j, and more — complete with Kotlin notebooks for hands-on learning.

kotlin-logging. Lightweight Multiplatform logging framework for Kotlin. A convenient and performant logging facade.

3dbinpacking. A python library for 3D Bin Packing

3d-bin-packing. Use the minimum number of bins to pack items with different dimensions, weights and properties.

visitors-benchmark. Kotlin

swift-homomorphic-encryption. Homomorphic Encryption library and applications in Swift

HackersDelight. Code from the book "Hacker's Delight" by Henry S. Warren, Jr. (original and my own modifications).

fleeksoft-io. A lightweight Kotlin Multiplatform port of JDK IO classes (Reader, InputStream, BufferedReader, etc.), with support for character encoding via Charset.

fluxo-io. I/O functionality for Kotlin Multiplatform from Fluxo, including read-only random data access interface with multiple implementations, and more.

uri-kmp. A library for working with URIs and URLs in Kotlin Multiplatform

ktor-cli. Command-line tool for creating Ktor projects

ksoup. Ksoup is a Kotlin Multiplatform library for working with HTML and XML. It's a port of the renowned Java library Jsoup.

strongarm. Mach-O analysis library 💪

llios. Random stuff about lower level iOS

plywood. A lightweight, durable, versatile runtime library for C++

k2-performance-metrics. Measure Kotlin K2 compiler performance in your repository

effortless-hsdis. CMake

Simple. A Simple showcase for the Sea-of-Nodes compiler IR

cryptography-kotlin. A cryptography/crypto library for Kotlin Multiplatform

osx-abi-macho-file-format-reference. Mirror of OS X ABI Mach-O File Format Reference

okio. A modern I/O library for Android, Java, and Kotlin Multiplatform.

jasyncfio. Java asynchronous file I/O based on io_uring Linux interface

kotbase. Kotlin Multiplatform library for Couchbase Lite—a lightweight, embedded, syncable, NoSQL database

perf-ninja. This is an online course where you can learn and master the skill of low-level performance analysis and tuning.

litmuskt. Litmus testing tool for Kotlin/Native

AArch64-Explore. Mathematica

perf-book. The book "Performance Analysis and Tuning on Modern CPU"

craftinginterpreters. Repository for the book "Crafting Interpreters"

ethos-n-driver-stack. Driver stack (including user space libraries, kernel module and firmware) for the Arm® Ethos™-N NPU

jdk. JDK main-line development https://openjdk.org/projects/jdk