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Achievements

Achievement: Pull Sharkx2Achievement: Public SponsorAchievement: QuickdrawAchievement: YOLOAchievement: StarstruckAchievement: Arctic Code Vault Contributor

Achievements

Achievement: Pull Sharkx2Achievement: Public SponsorAchievement: QuickdrawAchievement: YOLOAchievement: StarstruckAchievement: Arctic Code Vault Contributor

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frr149/README.md

Fernando Rodriguez Romero

Developer, instructor, and co-founder at KeepCoding.

I build AI-native developer tools, agent-oriented CLIs, and native macOS apps in Rust, Swift, Python, and Dart.

Previously at Big Nerd Ranch and Udacity. I write about software, AI, and developer tooling at frr.dev.

Selected Work

  • lql - Linear CLI designed for AI agents
  • peek - Visual REPL for AI coding assistants on macOS
  • think-local - Native app to explore Apple Intelligence on-device
  • SentimentKit - Sentiment analysis for developer text in Swift
  • ztrace - Compact xctrace summaries for LLM workflows

Links

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  1. ztrace ztrace Public

    Compact xctrace (Instruments) summaries optimized for LLM consumption

    Python 2 1

  2. think-local think-local Public

    Your mind. Your machine. No cloud required. — A native macOS app to explore Apple Intelligence on-device.

    Swift

  3. lql lql Public

    🦀 Linear Query Language — Rust CLI for Linear, optimized for LLMs.

    Rust 1

  4. peek peek Public

    Capture app and web UI screenshots without stealing focus. A visual REPL for AI coding assistants.

    Swift

  5. SentimentKit SentimentKit Public

    Multilingual sentiment analysis for Swift. Designed for developer text where Apple's NLTagger fails.

    Swift

  6. libfoundationmodels libfoundationmodels Public

    C library wrapping Apple Intelligence (FoundationModels) for use from any language. Python, Rust, Go, Ruby — anything with C FFI. No API key, no cloud, no cost.

    Swift