I like building things
—from scalable backend systems to small experimental tools
- Backend: Spring Boot, JPA, Redis
- Frontend: Vue 3, Nuxt, TypeScript
- Infra: AWS, Docker, CloudFront, Vercel
- Exploring: AI / LLM / Developer Tools
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MyTools
→ A collection of developer tools I actually use
→ Built to replace scattered, ad-heavy online tools
→ No ads, no tracking, no server-side processing
→ Everything runs locally in your browser
→ https://tools.jongwoo.me -
cloudip (beta)
→ CLI tool to detect cloud providers from IP addresses
→ Useful for debugging infrastructure and identifying traffic origins
→ Supports batch input & multiple output formats (table, JSON)
→ https://github.com/jongwoo328/cloudip
npx lee-jongwooA small CLI profile card for terminal 🙂