UD5 Toolkit
PGP Message Viewer - Online Decode & Inspect
Paste an ASCII‑armored PGP message and view its packet structure. See the encrypted/plaintext blocks without decrypting.
Tag: Viewer - Preview Files & Data
23+ toolsIndexedDB Browser - Online View & Edit Client‑Side DB
Explore your website’s IndexedDB databases and object stores. Add, delete, and inspect records. Like phpMyAdmin for IndexedDB.
Local Font Viewer & Preview - Online Test Styles
Browse the fonts installed on your system and type a custom phrase to see how it looks. Uses Local Font Access API where available.
Image EXIF Metadata Viewer - Online Photo Detail Inspector
View hidden EXIF data (camera model, GPS, date, settings) from any image. Works locally in browser; metadata is never uploaded. Understand your photo details.
Tailwind Color Palette Viewer - Online See All 22 Palettes
Browse every Tailwind default color palette side by side. Click any shade to copy the hex or class. For rapid design.
HTML Structure Viewer - Online Indented Tag Explorer
Paste HTML and see a collapsible tree of tags. Understand document outline and nesting. Handier than raw code.
Cache Storage Viewer - Online Inspect Cache API
List cached responses for your domain. View headers, content, and delete individual entries. Understand your PWA's cache.
iCalendar File Viewer - Online ICS Parser
Drop or paste an .ics file and see all events in a readable table. Check dates, times, and locations. Privacy‑friendly.
IndexedDB Browser - Online View & Edit Client‑Side DB
Explore your website’s IndexedDB databases and object stores. Add, delete, and inspect records. Like phpMyAdmin for IndexedDB.
WAV Header Viewer - Online Inspect Audio Format
Drop a WAV file and see its full header: sample rate, bit depth, channels, and chunk structure. Raw bytes explained.
Image Channel Viewer - Online Isolate RGB or CMYK Channels
View the individual red, green, and blue channels of an image as grayscale. Photographer and developer tool.
Cache Storage Viewer - Online Inspect PWA Cache
Explore the contents of the Cache Storage API for your domain. See cached requests and their sizes. Debug offline apps.
Clipboard History Viewer - Online See Last Copies
A small widget that records your clipboard text history (only while open). Search and re‑copy old snippets. No log upload.
Pangram Viewer - Online See Fonts with Sentences
Choose a font family and see how it renders famous pangrams (The quick brown fox…). Instant web font loader.
Landmark Region Viewer - Online See ARIA Landmarks of Any Page
Enter a URL and see a list of its ARIA landmarks (banner, main, nav). Check document structure for accessibility. Local fetch.
Console Log Viewer - Online Simulate & Format Output
Paste a list of JavaScript values and see them pretty‑printed as if in the browser console. Great for debugging.
Hex Viewer - Online Inspect Binary File Hex Dump
Drop any file to see its raw hexadecimal representation and ASCII side‑by‑side. Navigate with offset. Client‑side only.
CSV Viewer & Editor - Online Spreadsheet Tool
View and edit CSV data in a familiar table interface. Add/delete rows and columns, sort, and export. Fully local, no cloud sync.
Online EXIF Metadata Viewer - Photo Detail Inspector
Extract and view EXIF data from photos including camera settings, GPS location, and timestamps. All metadata read locally, your photos stay private.
Molecular Geometry Viewer - Online VSEPR 3D Sketch
Select bonding and lone pairs to see the predicted shape (trigonal bipyramidal, octahedral). Static diagrams.
Keyboard Shortcuts Viewer - Online Your Browser & OS Keys
Display a dynamic list of keyboard shortcuts for the current browser and operating system. Filter by category. Keep it open for reference.
Chess Board Viewer - Online Setup FEN & Analyze Positions
Set up a chess position using FEN notation or drag pieces. Share the position link or screenshot. No AI, just board.
PDF Metadata Viewer - Online Read Author, Title & Keywords
Drop a PDF and see its embedded metadata: author, title, creation date, and more. No content is uploaded; pure browser PDF parsing.