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FossFLOW

Make beautiful isometric infrastructure diagrams

stan-smith

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About this app

FossFLOW is a feature-rich, open-source Progressive Web App (PWA) designed for creating elegant and professional isometric diagrams. It's lightweight, fast, and privacy-friendly everything runs locally in your browser.

✨ Key Features

  • 🎨 Isometric Diagramming — Build stunning 3D-style technical and architectural diagrams with ease.
  • 💾 Auto-Save — Your work is automatically saved every 5 seconds, so you never lose progress.
  • 🔒 Privacy-First — 100% client-side; all data is stored locally in your browser.
  • 📤 Import/Export — Save or share your work as JSON files and reopen them anytime.
  • 🎯 Session Storage — Quick save without prompts or extra dialogs.
  • 🌐 Offline Support — Create and edit diagrams even without an internet connection.
  • 🌍 Multilingual Interface — Available in 8 languages: English, 简体中文, Español, Português, Français, हिन्दी, বাংলা, Русский.

🚀 Why FossFLOW?

FossFLOW brings the power of isometric diagramming to everyone:- developers, network engineers, designers, and educators. It's ideal for visualizing system architectures, workflows, and infrastructure layouts without needing any paid tools or accounts.

What's new
Version 8f307cd3 days ago

This release includes:

  • Added SVG export support
  • Added Turkish and Indonesian language support
  • Added German translations
  • Upgraded to React 19
  • Fixed undo/redo history reliability with extensive automated testing
  • Improved performance by refactoring store subscriptions and reducing unnecessary re-renders
  • Fixed lasso selection not moving nodes when text items were also selected
  • Fixed flickering issue
  • Resolved security vulnerabilities in dependencies

Full release notes can be found at: https://github.com/stan-smith/FossFLOW/blob/master/CHANGELOG.md

Version 6cb64962 months ago

This release includes:

  • Transparent background support for PNG exports
  • Improved zoom controls with 5% increments for better usability

Full release notes can be found at: https://github.com/stan-smith/FossFLOW/blob/master/CHANGELOG.md

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