A desktop app for building and editing JSON files visually. Fields are draggable boxes - move them to change the nesting level in the output.
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Updated
Jul 28, 2026 - JavaScript
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tree-editor
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Interactive offline family tree editor in the browser. Build genealogy trees locally with SVG, JSON backups, dark/light themes and RU/EN UI. No server, no tracking.
javascript css svg html open-source github-pages privacy offline-first web-app localstorage genealogy english russian family-tree no-dependencies family-history pwa-ready bilingual tree-editor genealogy-tools
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Updated
Jun 24, 2026 - JavaScript
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