UD5 Toolkit
Highlighted Text Extractor – Online Gather Citations From Web
Paste text with highlights (e.g., from Apple Books) and extract only the highlighted lines. Save as list.
Video Keyframe Extractor - Online Capture I‑Frames
Upload Video
Drag & drop your video file here
or
Supported formats: MP4, WebM, OGG, AVI, MOV
Settings
Video Preview
Your video will appear here after upload.
Frequently Asked Questions
I‑frames, or Intra frames, are complete images in a video stream that can be decoded independently. They serve as reference points for compression and are often called keyframes.
The tool loads your video in the browser and captures frames at the time points you define. While exact I‑frame access isn't available in browsers, the sampled frames represent key moments similar to keyframes.
All formats supported by your browser's HTML5 video element, typically MP4, WebM, and OGG. For best results use modern codecs like H.264 or VP9.
Yes! Each frame has a download button, and you can also download all frames as a ZIP archive (requires internet connection for the ZIP library).
No, all processing happens locally in your browser. Your video never leaves your device, ensuring complete privacy.
Frames are saved as PNG images for lossless quality. The ZIP download contains all PNG files ready for use.
Extract Color Palette from Image URL - Online Without Upload
Enter an image URL to extract a 5-color dominant palette. Avoids uploading files. Uses canvas to read remote image pixels. Fast and privacy-oriented.
Webcam Recorder - Online Capture Video & Save
Use your webcam to record a video clip and download it as WebM. Adjust resolution. Works offline. Privacy‑friendly.
Audio/Video Sync Tester - Online Lip Sync Check
Load a video and visually check if audio aligns with lips. Use frame‑by‑frame stepping. Debug playback issues.
High Quality Video to GIF - Online Optimized Converter
Convert short video clips to GIFs with adjustable resolution, frame rate, and dithering. Preview before download. All local.
Video Metadata Viewer - Online Check Codec, Bitrate & Size
Drop a video file and instantly see its container format, codec(s), resolution, duration, and bitrate. Browser‑based, no upload.
Picture‑in‑Picture Tester - Online Float Video Anywhere
Open a test video in Picture‑in‑Picture mode. Control entering and leaving PiP. Copy the code snippet for your own app.
SVG Path Point Extractor - Online d to Coordinates
Parse an SVG path’s d attribute and list all the commands and absolute coordinates. Convert relative to absolute. Local.
PDF Word Counter - Online Extract & Count
Drop a PDF and count the total words, characters, and pages. Text extraction is done locally. Privacy‑friendly.
Image Palette Extractor (Paste) - Online Clipboard Image
Paste an image from your clipboard directly into the page (Ctrl+V) and extract its color palette. No file dialog needed.
Photo Montage (Ken Burns) - Online Animated Effect
Create a slow, zooming and panning photo montage (Ken Burns effect) from your images. Export as WebM video. Canvas.
Extract Colors from Image URL - Online Palette Generator
Paste a direct link to an image and get its 5 dominant colors with hex codes. No upload, uses canvas with CORS proxy.
Video to Audio Extractor - Online Save MP3 from MP4
Extract the audio track from any video file and download it as MP3 or WAV. Works offline; no server upload.
Video Multi‑Frame Grabber - Online Extract Still Strips
Take multiple evenly spaced screenshots from a video and combine them into a single filmstrip image. Local canvas.
HTML Outline Extractor - Online Heading Map from URL
Enter a URL and see a nested list of all h1‑h6 tags. Check document structure for SEO and accessibility.
Video Speed Controller - Online Slow Motion & Timelapse
Play any video at a custom rate (0.25x to 4x) without audio pitch change. Save the playback speed as a link. Local.
Image Color Palette from URL - Online Remote Photo Analysis
Enter an image URL and extract its dominant color palette. No download needed. Fast visual analysis.
Website Color Theme Extractor - Online Grab Palette from CSS
Fetch a website's CSS and extract :root custom properties (‑‑color) to reveal its design token palette. For learning and inspiration.
ASCII Video Player - Online Convert Webcam to Text Art Live
Turn your webcam feed into real‑time ASCII art. Adjust density and character set. Fun for streams and demos. No upload.
PDF Text Extractor - Online Copy Text from PDF Locally
Extract selectable text from a PDF using the browser's built‑in PDF rendering. Copy or download as TXT. No upload, fully private.
Console Log Extractor - Online Capture & Download Console
A tiny tool that hooks into the console and lets you export all messages to a file. Helpful for non‑technical bug reporting.
Text Highlighter & Extractor - Online Annotate & Collect
Paste text, highlight important parts, and extract only highlights. Great for research and studying. Entirely client-side.
Video Color Filter - Online Apply Tint to Video in Browser
Apply real-time CSS filters or canvas effects to a video and download the processed output. Experiment with video post-processing locally.
Video Screenshot Grabber - Online Capture Frame from Video
Load a video file and grab any frame as a still image. Navigate frame by frame. Download the snapshot. All done on your device.
YouTube Thumbnail Downloader - Online Get Video Thumbnails
Extract the thumbnail image for any YouTube video by pasting its URL. Download in multiple resolutions (HD, SD). Simple and fast.
PDF Page Extractor - Online Split & Extract Pages Locally
Extract specific pages or split a PDF document into multiple files. Works entirely in the browser; your documents never leave your computer.
Video to GIF Converter - Online Create Animated Images
Trim a video clip and convert it into an animated GIF. Adjust frame rate and size. Processing stays on your computer for privacy.
JSON Path Finder - Online Search & Extract from Object
Search and extract values from a large JSON object using dot/bracket notation. Quickly locate deeply nested fields. Data stays local in your browser.
Image Text Extractor (OCR) - Online Copy Text from Image
Extract text from images using basic OCR technology. Works best with clear, printed fonts. Completely local, images never leave your browser for privacy.
HTML to Markdown Converter - Online Clean Content Extractor
Strip HTML tags and convert web content to plain Markdown. Preserve headings, lists, and links. Perfect for content migration. All processing in browser.