Dariusz Kowalski
Polska wersja

Code projects

AI Tooling

sdet-perf-toolkit · Context-first performance audit

Performance audit for Nuxt3/Vue3. Deterministic floor: Lighthouse median-of-5 + Core Web Vitals via Playwright + trace + bundle. 5 AI specialists for what the floor does not catch. AGPL-3.0.

Tech stack

  • TypeScript
  • Lighthouse
  • Playwright
  • web-vitals
AI Tooling

jarvis-brain-core · Code-graph context over MCP

Educational distillate of the private jarvis-brain: code-graph + 5 MCP tools, 135/135 tests. The cross-repo context method for agents, on public code. AGPL-3.0.

Tech stack

  • Python
  • MCP
  • SQLite
  • FTS5
AI Tooling

ai-seo-pack · AI-friendly portfolio kit

Template for an AI-friendly portfolio: robots/llms.txt, .well-known, OG, JSON-LD. So that AI crawlers and classic SEO see the same thing. Astro reference, cross-stack.

Tech stack

  • TypeScript
  • Astro
  • JSON-LD
  • llms.txt
AI Tooling

five-minds · 5-LLM decision council

CLI council of 5 LLM models (moderator-led, 3+ ecosystems) for hard decisions. Local + API. AGPL-3.0.

Tech stack

  • Python
  • CLI
  • LLM
AI Tooling

sdet-canvas · Local-first AI design tool (early preview)

Early preview (v0.5.0). Local-first Electron desktop app for AI-driven UI prototyping - an open-source take on Claude Design. Six model providers: Anthropic BYOK, Claude Code / OpenCode subscriptions, OpenRouter, plus local Ollama and MLX. Generates multi-file HTML/CSS/JS workspaces, live design-token inspector, version history, export to HTML/PDF/ZIP. Unsigned binaries (macOS arm64 + Linux) or run from source. Solo-maintained, pre-1.0, not for production.

Tech stack

  • Electron
  • TypeScript
  • React
  • Vite
  • SQLite
  • MLX
Archive ARCHIVED

Portfolio v1 · Matrix-style legacy

Archived first version of sdet.pl portfolio. React + Framer Motion + Matrix animations. Kept for historical continuity - proves brand presence since early 2025.

Tech stack

  • React
  • Framer Motion
  • Vite

Ecosystem highlights

Private AI tooling ecosystem + open-source destylaty w przygotowaniu.

PRIVATE

Jarvis · Production multi-agent QA platform

Private · 34K LOC · 9 microservices · event-driven

Private multi-agent platform powering real-world QA workflows. 9 microservices, event-driven architecture, real-time UI, NATS messaging, PostgreSQL, WebSocket, 15 production pipelines. WCAG 7-agent + Performance 5-agent auditing at production scale. Modules published as standalone destylaty below.

Key metrics

Lines of code
34K
Microservices
9
Production pipelines
15
UI components
57
COMING SOON

Jarvis Manual · QA workflow destylat

Context-first pipeline · human-in-the-loop

Open-source destylat of the Jarvis manual QA workflow. Figma MCP + Jira webhook + Playwright CLI + Claude Agent SDK. Human approval checkpoints. Educational, not operational - method shown on dummy data, production integration = 2-4 weeks.

COMING SOON

Jarvis Figma · deterministic design pipeline

CSS token mapping · visual diff · codegen spec

Deterministic Figma pipeline. Extract design tokens via Figma MCP (no LLM at data layer), map to CSS variables, diff expected vs computed, pixel-level visual diff via odiff, codegen spec generation. LLM only in logic layer.

COMING SOON

jarvis-brain · cross-project knowledge vault

Dev meta-tool · stops Claude Code from burning tokens

Private dev tool - cross-project knowledge graph for Claude Code. FastAPI + PostgreSQL + Redis + Docker. 175 tests, mypy strict. MCP server exposes searchable project context so CC doesn't re-scan files on each session.

Key metrics

Test coverage
175
Phase
P2-S1