Passionate about Java development with a wide interest in software and systems.
I've been building Minecraft plugins for many years and love crafting complex game mechanics.
Competitive programmer and participant in the Polish Olympiad in Informatics.
🌐 Portfolio: l299l.github.io/Portfolio
McPluginLab — A workbench for testing Minecraft plugins: servers, proxies, plugin auto-deploy, bots and a game client in one app, driven from a desktop GUI, the command line or an AI agent.
- Paper, Purpur, Folia & Spigot servers in seconds
- Self-configuring Velocity, Waterfall & BungeeCord networks
- Plugin auto-deploy on every build
- SoulFire bots & built-in offline Minecraft launcher
- MCP server so AI agents like Claude Code can run tests
New Bedwars — A modern, feature-rich Bedwars plugin for Paper servers.
- Multi-arena support
- Custom shops & upgrades
- Configurable game phases
- Multi-language scoreboards
NPCSpeak — A Paper plugin that gives Minecraft NPCs real, in-character conversations powered by an LLM (local Ollama or any OpenAI-compatible API).
- Local (Ollama) or hosted (OpenAI-compatible) LLM backends
- Task system: negotiate, persuade, interrogate, quest, freeform
- Independent AI evaluator confirms tasks before rewards fire
- Per-player, per-NPC memory across sessions
BetterContainers (legacy, no longer maintained) — Storage enhancements for Spigot 1.7.x–1.16.x: sorting, auto-stacking, container locking, and custom GUI.
