Open Graph Debugger - Online Fetch & Preview Social Card
Enter a URL to see exactly what Open Graph and Twitter card tags will be shown when shared on social media. Fetch from browser.
UD5 Toolkit
Decode Discord & Twitter/X Snowflake IDs to reveal hidden timestamps and metadata
https://discord.com/channels/GUILD_ID/CHANNEL_ID/MESSAGE_ID — our tool can extract the ID automatically.
Enter a URL to see exactly what Open Graph and Twitter card tags will be shown when shared on social media. Fetch from browser.
Track daily mood with emoji selection and optional notes. See weekly/monthly mood trends in a color-coded chart. All data stored privately in localStorage.
Paste lyrics and tap while the song plays to embed timestamps. Export as .lrc file for music players. All in browser.
Paste a string of 0s and 1s and decode it back into ASCII text. Handles space‑separated blocks. Local.
Add floating emoji reactions (like live streams) to any screenshot or photo. Export as still image. Fun social media tool.
Paste XML sitemap content and extract all <loc> URLs into a clean list. Useful for auditing. Local parsing only.
Paste HTML code and extract all comments or remove them completely. See a list of comments found. Clean your markup.
Paste binary sequences and convert them back to readable text. Supports space-separated and 8-bit formatted strings. Quick encoding reconversion.
Reverse the NATO phonetic alphabet. Paste 'Bravo Romeo Alpha Victor Oscar' and get 'Bravo'. Essential for call center transcripts.
Paste HTML and extract all unique data‑* attributes into a clean list. Understand the data model of a page.
Remove all EXIF data (GPS, camera info) from a JPEG before uploading. Processed locally. Protect your privacy.
Build a vertical timeline by entering events with dates and descriptions. Export as image or HTML. Perfect for project milestones.
Create and dispatch custom events with detail. Listen on other elements. Understand pub/sub pattern in vanilla JS.
Design visual posts for Instagram, Twitter, Facebook. Background gradients, text, and stickers. Download as PNG. No sign‑up.
Create a basic Open Graph image with a title, background color, and logo. Download as PNG. Perfect for small sites.
Connect a MIDI controller and see every message in a log. Filter by channel and type. Essential for debugging music apps.
View recent earthquakes worldwide on a map. Fetches public USGS GeoJSON feed directly from browser. Real-time data.
Generate a standard XML sitemap for your website by entering a start URL. Crawls internal links directly from your browser. No server-side processing.
Paste a Base64 data URI and download the image directly. Supports JPEG, PNG, GIF, WebP. Safe local processing.
Upload a photo and turn it into an optimized Open Graph image with title overlay. Perfect for blog social shares. Canvas.
Generate a standard otpauth:// URI and QR code for authenticator apps. Set issuer, account, and secret. All local.
Decode an image progressively using the ImageDecoder API. See partial results and metadata. Modern alternative to <img>.
Combine multiple static images into a single animated GIF. Adjust frame delay and order. No upload, in‑browser encoding.
Enter the recipe's wattage and your microwave's wattage to convert cooking time. Prevent burnt or cold food.
Paste HTML or URL to extract canonical link tag. Verify self-referencing. Simple SEO audit step. Local only.
Decode FLAC, Opus, or OGG audio files in the browser using compiled WASM libraries. Play instantly without server uploads. Keep audio private.
See how to implement file upload progress using both fetch and XHR. Real‑time bar and code snippets for your project.
Fill in says, thinks, does, feels quadrants for a user persona. Save locally or print.
Enter RGB values row by row and create a tiny BMP file. Understanding bitmap headers. Geeky developer tool.
Upload a WebP image and automatically generate a <picture> tag with JPEG/PNG fallback. Ensure compatibility everywhere.