XML Hub is a modern Windows app for working with XML. Edit, validate, and transform XML instantly, no internet required. Convert to JSON, YAML, CSV/TSV, TOON, HTML, Markdown, TOML or Base64. Inspect complex payloads in a Table / Tree View. Minify or prettify with custom indentation and quickly copy, save, or share results. Native WinUI 3 with light/dark/system themes. Key features → Powerful editor with Monaco-based syntax highlighting → XML validation with an error panel and line reveal → One‑click convert: JSON, YAML, CSV/TSV, Base64, HTML, TOON, MD, TOML → Table View: flatten arrays/objects into a readable grid → Tree View: expand and collapse properties → Prettify/Minify with configurable indentation → Copy, Save As (JSON/XML/YAML/CSV/TSV/TXT), and Share → Load from file or URL, sample datasets included → Light/Dark/System themes → 100% local processing; no data leaves your device