GraalVM

okhttpsquare/okhttp

An efficient HTTP client for JVM, Android, and GraalVM with HTTP/2, connection pooling, caching, and modern TLS support.

zxgoogle/zx

A tool for writing better scripts using JavaScript with cross-platform shell command execution.

Furyalipay/fury

A high-performance multi-language serialization framework using JIT compilation and zero-copy techniques for fast data exchange.

springdoc-openapispringdoc/springdoc-openapi

Automatically generates OpenAPI 3 documentation for Spring Boot applications, including Swagger UI integration.

TruffleRubyoracle/truffleruby

A high-performance Ruby implementation built on GraalVM, offering parallel execution and polyglot interoperability.

ElasticMQ (.8k)softwaremill/elasticmq

An in-memory message queue system with an Amazon SQS-compatible interface, designed for testing and local development.

zfoozfoo-project/zfoo

An extremely fast, asynchronous, actor-based enterprise server framework for RPC, game servers, and web servers.

Datahikereplikativ/datahike

A durable Datalog database with Datomic-compatible APIs, immutable snapshots, and distributed architecture.

clj-kondoborkdude/clj-kondo

A static analyzer and linter for Clojure, ClojureScript, and EDN that detects errors and enforces style without executing code.

StackGres Operatorongres/stackgres

A full-stack PostgreSQL distribution for Kubernetes, providing an enterprise-grade Postgres stack with HA, backups, monitoring, and more.

ImageJ2imagej/imagej2

An open-source, N-dimensional image processing platform for scientific imaging with a modular, headless architecture.

Non-Blocking SirixDB HTTP(S)-Serversirixdb/sirix

SirixDB is an embeddable, bitemporal, append-only database system and event store that stores immutable snapshots with full history.

SirixDBsirixdb/sirix

An embeddable, bitemporal, append-only database system and event store that stores immutable snapshots with full history.

jsoniter-scalaplokhotnyuk/jsoniter-scala

Scala macros for compile-time generation of safe and ultra-fast JSON codecs, with circe integration.

Migratusyogthos/migratus

A general migration framework for Clojure supporting SQL and code-based migrations, designed for git workflows.

Sulonggraalvm/sulong

Sulong is an LLVM bitcode interpreter for the GraalVM polyglot runtime, enabling execution of C/C++ and other LLVM-based languages.

Hexagonhexagonkt/hexagon

A Kotlin microservices toolkit for building server applications (web apps, APIs, serverless) with a modular, pluggable architecture.

PETEPWarxim/petep

An open-source Java proxy for penetration testing, enabling traffic analysis and modification of TCP/UDP application protocols.

lmgrepdainiusjocas/lucene-grep

A grep-like CLI utility that searches text files using Lucene query syntax, compiled to a native binary for fast startup.

openapi4j adapter for Vert.xopenapi4j/openapi4j

A Java-based OpenAPI 3 parser, JSON schema validator, and request/response validator for API tooling.