UD5 Toolkit
Oven Temperature Calibration Tool – Online Sugar Melt Test
Use the simple sugar melting test and this tool to check your oven's true temperature. Step‑by‑step guide.
Miscellaneous Useful Tools
20+ toolsGuitar Chord Chart Generator – Create & Print Custom Chord Sheets
Select chords and the tool arranges them into a clean, printable chord chart. Perfect for songwriting, teaching, or learning a new song.
Cross Stitch Floss Shopping List Extractor – From Pattern Symbol
Paste the color key from a digital pattern and the tool counts skeins needed based on stitch count and fabric count. Generates a shopping list.
Instagram Grid Image Splitter – 3x3, 3x1 & Panorama
Upload a high‑res image and slice it into a perfect grid for Instagram carousel posts. Download the tiles ready for upload.
Memorable Password Generator – Diceware‑Style Passphrases
Generate strong yet memorable passphrases from a large wordlist. Choose the number of words and include a number or symbol for extra security.
Contextual Spell Checker – Commonly Confused Words
Paste your text to highlight commonly confused words (their/there, affect/effect) with usage explanations. A second set of eyes for editing important emails.
vCard File Generator – Create .vcf Contact Files
Fill out a simple form to generate a standards‑compliant vCard (.vcf) file. Others can import your contact details with a single tap on mobile.
Shoelace Length Calculator – By Number of Eyelets & Lacing Style
Select the type of shoe and number of eyelet pairs to get the recommended lace length. Also supports bar lacing, criss‑cross, and runner's loop.
Video Thumbnail Grabber – Extract Frame at Specific Time
Load a video file and seek to any timestamp to capture a frame as a thumbnail image. Download the still in PNG format for use as a preview.
Advanced Metronome – Custom Accents & Polyrhythms
Set the main tempo and add accents on specific beats to practice complex rhythms. Supports polyrhythms like 3:2 and odd time signatures.
Video Audio Remover – Mute a Video File Online
Strip the audio track from a video file entirely, leaving only the silent video. Processed locally for speed and privacy. Export as MP4.
Map Coordinates Finder – Click to Get Latitude & Longitude
Click anywhere on a world map to instantly see its coordinates in decimal degrees and DMS. Copy them for use in GPS or school projects.
Image Mirror & Flip Tool – Horizontal, Vertical & Both
Easily mirror or flip any uploaded image horizontally, vertically, or both. Processed entirely in your browser for instant results and privacy.
Online Frequency Sound Generator – Pure Tones & Sweeps
Play pure sine, square, sawtooth, or triangle waves at a precise frequency. Can sweep between two frequencies for testing speakers or hearing.
Fishbone Diagram Tool – Online Root Cause Visualization
Build a fishbone diagram to find root causes. Pre-defined categories (6M's). Export.
Text Encrypt/Decrypt (Web Crypto) - Online AES & RSA
Encrypt and decrypt text using the browser's Web Crypto API. Supports AES‑GCM and subtle key generation. No server required.
URL Safety Checker – Scan for Malware & Phishing Threats
Enter a suspicious link and this tool performs a client‑side check against public threat intelligence feeds. See risk category before you click.
Meeting Icebreaker Picker – Online Random Fun Check-in
Pick a random icebreaker question or activity for remote meetings. Never start a meeting awkwardly again.
Wordle Solver / Helper - Online Filter Possible Words
Enter green, yellow, gray letters from your Wordle guess and get a filtered list of possible words. Your secret weapon. Local logic only.
Geocaching Puzzle Helper – Online Cipher & Coordinate Tool
Common tools for solving mystery caches: base conversions, ciphers, coordinate format converter.