OPFS Explorer 作成者: Hasan Bayat
A powerful DevTools extension to inspect, manage, and edit files in the Origin Private File System (OPFS)
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OPFS Explorer - The Missing DevTools Panel for Origin Private File System
The Origin Private File System (OPFS) is a powerful browser API for high-performance file storage, but browsers don't provide any way to see what's inside. OPFS Explorer fills this gap by adding a dedicated panel to Chrome DevTools.
GitHub: https://github.com/hasanbayatme/opfs-explorer
WHAT'S NEW IN v0.1.0:
• Multi-Selection - Ctrl+Click, Shift+Click, Ctrl+A with bulk operations
• Keyboard Shortcuts - Ctrl+N new file, F2 rename, Delete, arrow navigation, and more
• Full Accessibility (WCAG 2.1 AA) - Screen reader support, focus management, reduced motion
• Enhanced Context Menus - Icons, shortcut hints, type-ahead search
• Improved Tree Navigation - Roving tabindex, skip navigation, ARIA live announcements
SECURITY HIGHLIGHTS:
• NO host permissions - doesn't access any websites
• NO content scripts - no code injected into pages
• ONLY permission: clipboard for "Copy Path" feature
• Uses DevTools native inspectedWindow.eval() API
KEY FEATURES:
📂 Visual File Tree - Browse directories with file sizes and type icons
📝 Code Editor - Syntax highlighting for JSON, JS, TS, HTML, CSS
🖼️ Image Preview - Zoom, rotate, and inspect images up to 5MB
📑 Markdown Support - Preview or edit .md files
✅ Multi-Selection - Ctrl+Click, Shift+Click, Ctrl+A with bulk delete/download
🖱️ Drag & Drop - Upload files or reorganize your file structure (multi-drag)
⚡ Full CRUD - Create, rename, move, and delete files/folders
⬇️ Download Files - Export from OPFS to your local machine
📊 Storage Stats - Monitor your OPFS quota usage
⌨️ Keyboard Shortcuts - 20+ shortcuts with platform-aware hints in context menus
🌗 Theme Support - Adapts to DevTools light/dark themes
♿ Fully Accessible - WCAG 2.1 AA with screen reader, keyboard, and high contrast support
PERFECT FOR:
• SQLite Wasm applications (sql.js, wa-sqlite, sqlite-wasm)
• Progressive Web Apps (PWAs) with offline storage
• File System Access API projects
• Browser-based IDEs and editors
• Any app using navigator.storage.getDirectory()
PRIVACY:
• Runs entirely locally - no external connections
• No data collection or telemetry
• Minimal permission (clipboard only)
• No content scripts or host permissions
• Open source: github.com/hasanbayatme/opfs-explorer
HOW TO USE:
1. Open any website using OPFS (https or localhost)
2. Open DevTools (F12)
3. Click the "OPFS Explorer" tab
4. Browse, edit, and manage your files!
The Origin Private File System (OPFS) is a powerful browser API for high-performance file storage, but browsers don't provide any way to see what's inside. OPFS Explorer fills this gap by adding a dedicated panel to Chrome DevTools.
GitHub: https://github.com/hasanbayatme/opfs-explorer
WHAT'S NEW IN v0.1.0:
• Multi-Selection - Ctrl+Click, Shift+Click, Ctrl+A with bulk operations
• Keyboard Shortcuts - Ctrl+N new file, F2 rename, Delete, arrow navigation, and more
• Full Accessibility (WCAG 2.1 AA) - Screen reader support, focus management, reduced motion
• Enhanced Context Menus - Icons, shortcut hints, type-ahead search
• Improved Tree Navigation - Roving tabindex, skip navigation, ARIA live announcements
SECURITY HIGHLIGHTS:
• NO host permissions - doesn't access any websites
• NO content scripts - no code injected into pages
• ONLY permission: clipboard for "Copy Path" feature
• Uses DevTools native inspectedWindow.eval() API
KEY FEATURES:
📂 Visual File Tree - Browse directories with file sizes and type icons
📝 Code Editor - Syntax highlighting for JSON, JS, TS, HTML, CSS
🖼️ Image Preview - Zoom, rotate, and inspect images up to 5MB
📑 Markdown Support - Preview or edit .md files
✅ Multi-Selection - Ctrl+Click, Shift+Click, Ctrl+A with bulk delete/download
🖱️ Drag & Drop - Upload files or reorganize your file structure (multi-drag)
⚡ Full CRUD - Create, rename, move, and delete files/folders
⬇️ Download Files - Export from OPFS to your local machine
📊 Storage Stats - Monitor your OPFS quota usage
⌨️ Keyboard Shortcuts - 20+ shortcuts with platform-aware hints in context menus
🌗 Theme Support - Adapts to DevTools light/dark themes
♿ Fully Accessible - WCAG 2.1 AA with screen reader, keyboard, and high contrast support
PERFECT FOR:
• SQLite Wasm applications (sql.js, wa-sqlite, sqlite-wasm)
• Progressive Web Apps (PWAs) with offline storage
• File System Access API projects
• Browser-based IDEs and editors
• Any app using navigator.storage.getDirectory()
PRIVACY:
• Runs entirely locally - no external connections
• No data collection or telemetry
• Minimal permission (clipboard only)
• No content scripts or host permissions
• Open source: github.com/hasanbayatme/opfs-explorer
HOW TO USE:
1. Open any website using OPFS (https or localhost)
2. Open DevTools (F12)
3. Click the "OPFS Explorer" tab
4. Browse, edit, and manage your files!
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権限とデータ
詳しい情報
- アドオンリンク
- バージョン
- 0.1.0
- サイズ
- 300.91 KB
- 最終更新日
- 6日前 (2026年2月11日)
- 関連カテゴリー
- ライセンス
- MIT License
- バージョン履歴
- コレクションへ追加