Notebook ofAntonin Januska

Section 03 · Engineering pad

Things I've Built

Open source, side projects, AI experiments, and creative work

on GitHub

Open Source

Public repositories on GitHub

Screenshot of Cottage UI

React, TypeScript

Cottage UI

A React component library built alongside a YouTube tutorial series. Clean, reusable, well-tested code.

13 stars

Screenshot of Photo Importer

Python, TUI

Photo Importer

Photo organization TUI with video sorting support. Organizes photos into year/month/date folders. Built a TUI around the original script for a better workflow.

Screenshot of cc-dash

TypeScript, Next.js, MCP, zod

cc-dash

A dashboard and Model Context Protocol server for a project portfolio whose entire state lives in markdown files. Twenty-five zod-typed MCP tools let Claude Code read roadmaps, advance sessions, and work QA queues without anyone opening the UI. No database: the files are the source of truth, and git is the audit log.

25 MCP tools · 1,667 tests · MIT

Screenshot of Skillbox

Claude Code, SKILLs

Skillbox

A collection of personal prompts and utility prompts packaged as SKILLs for Claude Code. Easily installable via npx.

Screenshot of Agent Compiler

TUI, Claude Code

Agent Compiler

A TUI for embedding skills into a CLAUDE.md file so Claude has a higher chance of picking them up.

More Open Source

Programmer's Proverbs

A collection of proverbs from the programmer. Went viral with hundreds of stars and contributions from the community.

Markdown · ★ 680

My Dotfiles

Personal VIM/Neovim configuration that ended up featured in the video game Watch Dogs 2.

Vim, Shell · ★ 47

Tseczka CSS Framework

A lightweight CSS framework focused on simplicity and clean design.

CSS · ★ 38

Babel Plugin Namespaces

A Babel plugin that adds JavaScript namespace support for cleaner code organization.

JavaScript, Babel · ★ 18

Popstar CMS

A file-based content management system built on Node.js for simple, flat-file websites.

Node.js, JavaScript · ★ 12

two months, one Claude

Side Projects

Built with Claude Code

Read the full story →

Several of these are terminal recordings; they start on a dark screen and play from there.

Screenshot of Start TUI
Start TUITerminal start menu with ranger-style three-column layout, vim-style navigation, auto-categorization of tools, and a built-in database of 134 CLI apps.Rust, ratatui
Screenshot of Boil TUI
Boil TUITerminal game library manager -- basically Steam for your terminal games. Auto-discovers CLI games installed on your system and gives you a TUI to browse and launch them.Go, Bubbletea
Screenshot of Media Picker
Media PickerCable TV guide TUI that mimics the classic Comcast channel guide. Fetches info from OMDb for TV shows and movies, creates random channels and schedules.Go, Bubbletea
Screenshot of 3D Fantasy RPG
3D Fantasy RPG3D RPG built with one of my kids. Features wave system, random item drops, shops, galaxy mode with different monsters, and a mech mode.Browser, 3D
Screenshot of Fishing Game
Fishing GameBrowser fishing game inspired by Cat Goes Fishing, built with a kid. Everything runs from a single .html file.HTML, Browser
Screenshot of Todos CLI
Todos CLICLI todo manager using markdown files for storage. Works via TUI or simple commands. Has a SKILL.md that lets Claude Code check and update todos.CLI, Markdown
Screenshot of Banner Maker
Banner MakerTool for creating article banners with real tool output in the background and article name overlay.Utility
Screenshot of Agent IPC
Agent IPCIPC protocol for inter-agent communication. Allowed running one Claude instance in a repo and communicating with another via channel-based chat.Inter-process
Screenshot of Interactive Learning App
Interactive Learning AppLearning platform with quizzes, code challenges, Mermaid diagrams, and progress tracking. Runs Python via Pyodide and JavaScript via Sandpack in the browser.Next.js, Pyodide, Sandpack
Screenshot of Content Creation Suite
Content Creation SuiteContent management suite with two implementations -- CLI/full-stack version and client-only web version. Hub-and-spoke content strategy for AI/tech content.Full-stack
DashboardPersonalized dashboard with resizeable widgets, GitHub/Jira API integration, and Ollama chat.React, APIs
Blog "2024"This blog. Auto-discovered articles, content negotiation for markdown API.SvelteKit, MDSvex
Personal BlogLegacy blog rewritten from unknown framework to modern Astro.Astro
AI

AI Projects

Exploring AI tools, workflows, and creative applications

Service

AI Workflow Consulting

Helping companies implement AI tools and processes effectively

Claude, LLMs, Prompt Engineering

Article

AI Glossary

Comprehensive glossary of AI terms and concepts

off the clock

Creative & Content

Podcasts, videos, and visual art

YAFF Podcast

Yet Another Final Fantasy Podcast about Final Fantasy, going through the games one by one in order of release.

YouTube

Tutorials and project walkthroughs covering React, UI libraries, and web development.

Photography

A collection of photography and other art.