Tool for visualizing GitHub profiles

A simple and modern Java and Kotlin web framework

A rewrite of Tachiyomi for the Desktop

Lightweight and easy-to-use repository management software dedicated for the Maven-based artifacts in the JVM ecosystem 📦

Object oriented web framework for Kotlin/JS

Dromara Sureness A efficient security framework focus on protection of API.

Ghidra plugin exposing a HATEOAS REST API, with a Python MCP bridge and CLI for AI-assisted reverse engineering: multi-instance decompilation, disassembly, and binary analysis. Supports Ghidra 11.x and 12.x.

ServerTap is a REST API for Bukkit/Spigot/Paper Minecraft servers

Flexible OAuth2 server library. Support for multiple frameworks

Best Suwayomi Tachiyomi Desktop Replacement for Manga Readers 2026

Real world backend API built in Kotlin with Javalin + Koin + Exposed

Controller generation for Javalin, Jex, and Helidon SE

Annotation processor for compile-time OpenAPI & JsonSchema, with out-of-the-box support for Javalin 5.x, 6.x & 7.x, Swagger & ReDoc

Fully working Jetty HTTP2 example using Javalin

Application framework for Minecraft, CLI, and Javalin - could pass as vibecoded Spring Boot, but someone actually sat down and made these bad choices. Powered by locally sourced okaeri packages.

A lightweight MVC architecture built around Javalin.

Set of alternative routing implementations for Javalin 5.x, 6.x & 7.x

Distributed WebRTC Signalling

Web service impl for Club Penguin Island private servers