Hi, I'm Peter 👋

📍 Vienna ↔ London | 🤖 Polyagentmorous builder | 🚀 Ex-PSPDFKit Founder

Deep in vibe-coding mode – building AI-powered developer tools at ludicrous speed. After 13+ years shipping native iOS, modern web feels like a breath of fresh air.

🍭 sweetistics.com (closed source) – AI-powered Twitter platform with analytics/ops stack.

Current Projects

• 🦞 OpenClaw - the AI that actually does things
• 🚇 VibeTunnel - Turn any browser into your terminal; command agents from the road (vt.sh)
• 🎚️ CodexBar - May your tokens never run out—keep agent limits in view.
• 🚀 Peekaboo - Lightning-fast macOS screenshots & GUI automation (MCP + CLI)
• 👉 summarize - Point at any URL or file. Get the gist.
• 🚦 RepoBar - CI, PRs, releases—at a glance
• 🧭 go-cli - Google in your terminal (gog) (Gmail, Calendar, Drive, Contacts, Tasks, Sheets, Docs, Slides, People)
• 👻 Poltergeist - The ghost that keeps your builds fresh—universal hot reload & file watcher
• 🗃️ wacli - WhatsApp CLI: sync, search, send
• 🗣️ sag - ElevenLabs speech with mac-style say UX; streams to speakers by default
• 🎙️ Brabble - Wake-word voice daemon for macOS; transcribes locally and fires configurable hooks
• 🔊 sonoscli - Control Sonos speakers: discover, group, queue, play Spotify
• 📣 ElevenLabsKit - ElevenLabs voices on tap—SwiftPM-friendly, streaming-native.
• 📍 goplaces - Google Places API (New) client + CLI
• 🧲 gifgrep - GIF search for terminals: CLI output + TUI with inline previews
• 📸 camsnap - RTSP snapshots, clips, motion CLI (Tapo-friendly)
• 🎧 spogo - Spotify, but make it terminal
• 🛵 ordercli - Your takeout timeline, in the terminal
• 🫐 blucli - Play, group, and automate BluOS
• 🤖 macOS Automator MCP - Your Friendly Neighborhood RoboScripter™
• 🧑‍💻 Claude Code MCP - One-shot MCP server for Claude Code (an agent inside your agent)
• 🧙‍♂️ AXorcist - The power of Swift compels your UI to obey!
• 🕸️ Tachikoma - Modern Swift AI SDK
• 🧮 tokentally - One tiny lib for LLM token + cost math
• ⏳ osc-progress - Tiny lib for OSC 9;4 terminal progress.
• ✂️ Trimmy - “Paste once, run once” — flattens multi-line shell snippets so they execute
• 🖥️ TauTUI - Swift-native TUI that won’t tear
• 🎛️ Commander - Swift-first parsing, zero forks
• 📝 remindctl - Apple Reminders from the terminal
• 🧳 mcporter - Call MCPs from TypeScript or package them as a CLI
• 🍪 Sweet Cookie - Inline-first browser cookie extraction—no native addons
• 🧁 SweetCookieKit - Native macOS cookie extraction for Safari, Chromium, and Firefox
• 🍭 sweetlink - Playwright vibes in your current tab; close the agent loop
• 🐦 bird - Fast X CLI for tweeting, replying, and reading (had to make it private)
• 🧿 oracle - Whispering your tokens to the silicon sage
• 👀 tmuxwatch - Lightweight TUI to watch tmux sessions
• 📜 agent-rules - Shared rules/knowledge for coding with agents
• 🎨 Markdansi - Wraps, colors, links—no baggage.
• 📖 llm.codes - Transform developer documentation for AI agents
• 📊 Stats Store - Fast, privacy-first analytics for Sparkle (stats.store)
• 🧽 Demark - Mark My Words, HTML to Markdown!
• 🛏️ eightctl - Control your sleep, from the terminal
• 💬 imsg - Send, read, stream iMessage & SMS
• 🍺 homebrew-tap - Brew tap for shipping my CLI tools fast

Legacy Work

• 🔄 CodeLooper - macOS menubar app for Cursor workflow monitoring and automation
• 🧩 InterposeKit - Modern Swift method swizzling
• 🪝 Aspects - AOP for Objective-C (10k+ stars)
• 📄 PSPDFKit - Industry-leading PDF SDK (exited 2021)
• 🛑 Terminator MCP - I'll be back... with your terminal output!
• 🪢 Conduit MCP - Purr-fect MCP server for feline-fast file ops, web prowling, and data hunting
• 🛡️ XC Sentinel - Intelligent Xcode automation with incremental builds and AI-friendly output
• 🍵 Matcha - Swift port of Bubble Tea TUI framework
• 🌡️ VibeMeter - Archived: AI cost tracker for Cursor/OpenAI (vibemeter.ai)

GitHub Activity

What I'm Doing

• Living in the future - Learning and building tools to make agentic engineering faster for everyone
• Writing about AI workflows - Sharing my learnings on steipete.me
• Rapid prototyping - Full apps in days, not months
• Speaking at conferences - On vibe coding vs agentic engineering and the future of development

Latest Blog Posts

• Claude Code Anonymous
• Live Coding Session: Building Arena
• Peekaboo 2.0 – Free the CLI from its MCP shackles
• My AI Workflow for Understanding Any Codebase
• VibeTunnel: Turn Any Browser into Your Mac's Terminal

Connect

Recognition

• Featured in The Pragmatic Engineer newsletter
• International speaker (See my talks)
• 15k+ GitHub stars across projects
• Bootstrapped PSPDFKit to millions in ARR before exit

Media

• How to Code 20x Faster with Claude Code - Detailed walkthrough of my AI-native development workflow
• Inside Apple's AI Fail - German podcast discussing Apple Intelligence
• AI Native Development Interview - Deep dive into vibe coding and the future of software development
• Arena Live Build – Full Session - Live coding session showing the full Arena build process
• Claude 3 Sonnet 'Funeral' in San Francisco - WIRED article featuring the memorial for Claude 3.5 Sonnet (no paywall)

Model Status

• What model is Peter using? Check the live blurb at whatmodelispeterusing.com

Philosophy

"Ship beats perfect" - I build tools to solve my own problems, then share them with the world. Currently exploring how AI changes everything about software development.