Skip to content
M4M4RK_YUportfolio
  • Projects
    ProjectsOverview
    • WorkSelected case studies and write-ups
    • GamesPlayable prototypes and game-dev logs
  • Gallery
    GalleryOverview
    • ArchivePhoto collections and visual experiments
    • ShopPrints, posters, and one-off objects
  • Logs
    LogsOverview
    • BlogLong-form devlogs and field notes
    • NotesShort observations, links, snippets
  • Resources
    ResourcesOverview
    • Tools38 in-browser developer utilities
    • LinksDaily-use dev and design bookmarks
  • About
  • Contact
中文
中文
All resources
Toolformatjsonvalidate

JSON Formatter

Pretty-print, validate, and minify JSON in the browser. Indent picker, instant invalid-input feedback.

Source

tool

open channel·say hi anytime · 2026
--:--:--EST
get in touch

Saw something here?Tell me about it.

It's a portfolio, not a service · but I read every note — drop a line if anything here resonated, or just to say hi.

Start a conversation

Work

Production builds, games, and visual archives.

  • Projects
  • Games
  • Archive
  • Logs

Resources

Daily-use tools and a personal link library.

  • Tools
  • Links
  • Notes
  • Shop

Studio

Background, contact, and channels for collaboration.

  • About
  • Contact
  • Resumepending

Socials

Find me on the usual feeds.

  • Facebooksoon
  • Instagramsoon
  • YouTubesoon
  • LinkedInsoon
M4RKYUM4RKYUM4RKYUM4RKYUM4RKYUM4RKYUM4RKYUM4RKYU
Crafted since 2024
ZhenXiao Mark YuZhenXiao Mark Yu
© 2026 ZhenXiao Mark Yu·Ontario, Canada
  • Email
  • GitHub
  • dev.to
  • LinkedIn (soon)
  • Twitter / X (soon)
  • Instagram (soon)
Built with Next.js 16 · React 19 · Tailwind 4

Built with Next.js 16 · React 19 · Tailwind 4