UD5 Toolkit
Friendship Bracelet Pattern Editor – Knot Grid Designer
Design friendship bracelet patterns by placing forward and backward knots on a grid. See a visual preview of the finished bracelet.
All Tools
999+ toolsCalories Burned While Sleeping – BMR‑Based Estimator
Based on your weight and hours slept, estimate how many calories you burn simply by sleeping. See the contribution of basal metabolic rate to daily energy use.
Custom Lorem Ipsum Generator – Words, Sentences & Paragraphs
Generate dummy text with precise control: number of paragraphs, sentences per paragraph, and words per sentence. Also choose between Lorem Ipsum and random English.
Advanced Color Contrast Matrix – Test All Pairs in Palette
Paste a list of hex colors and see a grid showing the contrast ratio for every combination. Instantly identifies which pairs pass WCAG AA/AAA.
Did You Know? Fun Fact Quiz – True or False Challenge
Read a surprising statement and decide if it's true or false. Score points and learn quirky facts about science, history, and nature.
White, Pink & Brown Noise Generator – Focus & Sleep Sounds
Play continuous white, pink, or brown noise directly in your browser. Includes a timer for sleep and volume control for office concentration.
Reptile Hide Size Calculator – Tight Fit for Security
Calculate the appropriate hide box dimensions based on your reptile’s length and girth. A snug hide reduces stress and promotes natural behavior.
Ironing Temperature Guide – Fabric Settings & Symbols
Look up the correct ironing temperature for cotton, silk, polyester, and more. Displays the corresponding laundry symbol and whether steam is safe.
Meal Prep Container Planner – Portions & Compartments
Calculate how many meal prep containers and of what size you need for a week’s worth of lunches. Breaks down by protein, grain, and veggie compartments.
Coffee to Water Ratio Calculator – Perfect Pour Over & French Press
Use the golden ratio for coffee brewing. Enter water volume or coffee weight to instantly get the right amount of grounds for your preferred strength.
Aromatherapy Blend Finder – Essential Oil Combos by Need
Select a desired effect (relaxation, focus, energy) and get a suggested essential oil blend with drop ratios. Perfect for diffusers and DIY massage oils.
Tarp Tensioner Knot Tutorial – Adjust Guyline Without Un‑tying
Animated steps to tie a prusik loop onto a guyline and a slipped buntline hitch, creating an easily adjustable tensioning system.
Hammock Structural Ridgeline Length – 83% Rule Calculator
Enter your hammock length to get the ideal fixed ridgeline length (83% of hammock length). Achieve a consistent, comfortable sag.
Dog Life Jacket Buoyancy Calculator – Weight & Breed
Calculate the minimum buoyancy (in lbs of flotation) needed for your dog based on weight and body type to select a properly sized life jacket.
Gratitude Tree – Add a Leaf for Every Thankful Thought
Type what you’re thankful for and it appears as a leaf on a bare tree. Over time, the tree fills with colorful gratitude leaves.
Smile Exercise Timer – Boost Mood with Deliberate Smiling
Hold a gentle smile for a set duration while looking at a calming image. A simple, evidence‑based mood booster based on facial feedback hypothesis.
4‑7‑8 Breathing Technique Timer – Relaxation Exercise
Follow an animated circle that guides you through the 4‑7‑8 breathing pattern. Inhale 4s, hold 7s, exhale 8s. Counts cycles and provides haptic cues.
Rain Sound Generator – Realistic Rain, Thunder & Storms
Mix realistic rain sounds with optional thunder and wind. Adjust individual volumes to create the perfect sleep or study atmosphere.
Audio BPM Detector – Find Tempo of an Uploaded Track
Upload an MP3 or WAV file and get an estimated beats per minute using onset detection. DJs and musicians can quickly catalog track tempos.
Chicken Egg Laying Tracker – Daily Coop Production Log
Record how many eggs your hens lay each day. Visual chart shows weekly trends, helping you spot drops in production that may signal health issues.
Daily Quran Verse Display – Random Ayah with Translation
Display a randomly selected verse from the Quran with English translation each day. A moment of spiritual reflection and knowledge.
Bird Seed Mix Calculator – Custom Feeder Blends
Create a custom bird seed blend by mixing ingredient percentages. Calculates total weight and helps attract specific bird species with the right nutrition.
Bi‑Weekly Mortgage Payment Calculator – Save Thousands
Calculate the interest savings and earlier payoff date by switching to bi‑weekly mortgage payments instead of monthly. See the power of an extra annual payment.
Oscar‑Style Ballot Maker – Predict the Winners at Your Party
Create a printable ballot for any awards show. Guests tick their picks and you score them against the actual winners.
Run of Show Builder – Timed Event Script with Cues
Build a minute‑by‑minute schedule with speaker names, AV cues, and notes. Export as a clean PDF for your production team.
Papercraft Unfolder – Convert a Simple 3D Shape to Net
Select a simple 3D shape (cube, pyramid, cylinder) and generate a printable flat net with fold tabs. Great for DIY crafts and math class.
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.
Artificial Turf Calculator – Square Footage & Rolls Needed
Measure your yard and calculate how many rolls or square feet of artificial grass you need. Includes waste factor for cuts and seams.
HTML Boilerplate Generator – Custom HTML5 Skeleton
Configure a modern HTML5 boilerplate with your choice of meta tags, social media cards, favicon links, and CSS/JS includes. Download or copy the code.
CSS Obfuscator – Minify & Mangle Class Names
Obfuscate CSS by mangling class names and removing whitespace for production. Use with caution and export a mapping file to keep references intact.
Spoonerism Generator – Fun Word Reversals
Enter a two‑word phrase and the tool swaps the initial sounds to create a hilarious spoonerism. A playful linguistic twist for icebreakers and fun.
Custom Keyboard Layout Visualizer for Touch Typing
Design a custom keyboard layout and save it as an image to help learn touch typing on a custom keymap. Supports ANSI, ISO, and ortho layouts.
Bolognese Meat to Sauce Ratio – Online Perfect Consistency
Calculate the exact amount of crushed tomatoes needed for a given weight of ground meat. Achieve the perfect ragu thickness.
Semantic Line Break Formatter – Online One Sentence Per Line
Paste prose and reformat so that each sentence starts on a new line. Helps with version control diffs.
Number to Ordinal (1st, 2nd, 3rd) – Online Multi‑Language
Enter a number and see its ordinal representation in English, Spanish, French, etc. Localized rules.
SVG Morphing Playground – Online Smooth Path Transformation
Paste start and end SVG paths with the same number of points and preview a smooth morph animation. Copy SMIL code.
Mulch Calculator – Coverage in Cubic Feet & Yards
Determine how much mulch you need by entering the area and desired depth. Converts between cubic feet, cubic yards, and the number of bags.
Gratitude Streak Tracker – Don’t Break the Chain
Write one thing you’re grateful for each day to build a streak. Visual calendar shows your consistency, reinforcing the positive habit of gratitude.
Grid Overlay Tester – Overlay Custom Grids on Live Sites
Enter a URL and apply a custom CSS grid overlay to check alignment. A quick frontend design tool for verifying column placement and baseline grids.
Candy Making Altitude Adjuster – Online Sugar Stages Corrector
Enter your altitude to see corrected temperatures for thread, soft ball, hard crack, etc. Essential for high‑altitude candy.
Miniature Contrast Painter – Online View Zenithal Highlight & Wash
Simulate zenithal priming and contrast/speed paints over a 3D bust. Understand light and shadow placement before you paint. Great for tabletop miniatures.
Date Locale Previewer – Online Intl.DateTimeFormat Visualizer
Select a date, time zone, and locale to see how it appears in various formats (long, short, etc.). Ensure correct i18n.
Isometric Box CSS Generator – Online 3D Cube Builder
Set width, height, depth, and colors to generate an isometric box using CSS transforms. Copy to your project.
CSS Glitch Text Effect Generator – Online Copy Keyframes
Design a glitchy text animation with adjustable color shifts and clipping. Copy the pure CSS code. No JavaScript.
Image Silhouette to clip‑path – Online Polygon Extraction
Trace the edge of an object in an image and generate a CSS clip‑path polygon. For non‑rectangular layouts.
Emoji Scrambler – Online Guess the Phrase from Mixed Emojis
Emojis are scrambled; you must reorder them to form the correct phrase or title. Fun word play.
Campsite Name Generator – Online Silly Nature Nickname
Generate a unique and humorous campsite name for your tent. Great for scout trips or backyard camping.
Scavenger Hunt List Builder – Online Indoor/Outdoor Clues
Type a list of items to find and generate a printable checklist with checkboxes. Great for parties.
Baking Pan Size Converter – Online Round, Square, Rectangle Volume
Enter an original pan size and find an alternative pan with the same batter volume. Never overflow or underfill.
Windows Shortcut Driller – Online Random Win+Key Prompt
Randomly prompts you to press a Windows keyboard shortcut (e.g., Win+E). Learn to be a power user.
Posture Corrective Exercise Randomizer – Online Kyphosis/Lordosis
Select your problem area (forward head, rounded shoulders, anterior pelvic tilt) and get a few random exercises to do.
PDF Color vs Black & White Detector – Online Page Analysis
Upload a PDF and quickly see which pages contain color and which are pure black & white. Helps optimize printing.
Paper Fortune Teller Simulator – Online Click & Open Flat
Virtual paper fortune teller. Pick a color, count, and reveal a random fortune. Nostalgic fun.
Body Measurement Log – Online Chest, Waist, Hip, Arm Progress
Enter and track key body circumferences over time. See inch/centimeter changes and chart progress. Local storage.
Cyclical Diet Macro Splitter – Online High/Low Day Calorie Allocator
Enter weekly calorie target and training days to split into high‑carb/low‑carb days. For cyclical ketogenic or carb cycling.
Barbell Plate Load Calculator – Online Weight Room Math
Enter target total weight and bar weight to see which plates to put on each side. No more counting errors.
Crossword Grid Pattern Generator – Online Symmetric Layout Creator
Create a custom crossword grid with rotational symmetry. Set grid size and click to place black squares. Export as template.
Moss Milkshake Growth Estimator – Online Day‑by‑Day Art Log
Track your moss graffiti project. Log application date, misting schedule, and see estimated coverage timeline.
SCUBA Gas Consumption Planner – Online SAC Rate & Tank Volume
Enter your Surface Air Consumption rate and planned depth to estimate how long a cylinder will last. Dive safely.
Connections Puzzle Maker – Online Create Custom Word Groups
Build your own Connections‑style puzzle with 4 categories and 4 words each. Share the puzzle as a code or link.