UD5 Toolkit
Daily Time Block Planner - Online Visual Schedule
Create half‑hour time blocks for your day. Drag to resize and reorder. Export as image. All local.
Daily Time Block Planner – Online Hourly Schedule
Daily Time Block Planner
⏳ Planned: 0h
🕐 Free: 20h
● Now
Work
Meeting
Exercise
Study
Meal
Rest
Personal
Other
Timesheet PDF Generator - Online Fillable Work Log
Fill in daily work hours and tasks, and generate a printable PDF timesheet. Clean, professional layout. Local.
Flooring Layout Planner – Online Stagger Pattern & Waste Calc
Visualize random-width plank layout and calculate total square footage plus waste for hardwood or laminate flooring.
Web Worker Heavy Task Demo - Online Non‑Blocking
Run a CPU‑heavy calculation (e.g., prime numbers) in a Web Worker and see the UI stay responsive. Code snippet provided.
Cron to Text Translator - Online Explain Cron Schedules
Enter a cron expression and get a plain English description of when it runs. Understand complex schedules instantly. Developer friendly.
Priority Matrix Tool – Online Eisenhower / Impact Effort Grid
Drag tasks into a 2x2 grid (Urgent vs. Important or Impact vs. Effort). Visual decision aid. Local.
@keyframes CSS Generator - Online Visual Timeline
Create multi‑step keyframe animations by adding stops and properties. Play and pause. Copy the complete CSS. Intuitive UI.
CSS Animation Generator - Online Keyframes & Transitions
Create CSS animations and transitions without coding. Define keyframes, easing, and duration. Copy the @keyframes and animation code instantly.
Changelog from Git Commits - Online Conventional Commits Parser
Paste a git log and generate a polished changelog grouped by type (feat, fix, etc.). Follows Keep a Changelog format. Local.
Banker's Algorithm Simulator - Online Deadlock Avoidance
Set up resources and processes and run the Banker's algorithm to check for safe states. Classic OS deadlock avoidance demo.
Speech to Text Dictation - Online Transcribe Audio & Mic
Use your microphone to dictate text and see it appear live. Also upload an audio file for transcription (limited). All local.
Speech to Text Dictation - Online Transcribe Audio & Mic
Use your microphone to dictate text and see it appear live. Also upload an audio file for basic transcription. All local.
CSS Columns Masonry Generator - Online Simple Layout
Build a responsive masonry layout using the column‑count property. No JavaScript. Copy the minimal CSS.
CSS Masonry Layout Experiment - Online grid‑template‑rows: masonry
Try the experimental masonry layout in CSS Grid (enabled via flag). See how items flow. Copy the code. For cutting‑edge browsers.
Resource Hint Generator - Online Preload, Prefetch, Preconnect
Build <link> tags for preload, prefetch, preconnect, and dns‑prefetch. Improve page load speed with correct priorities. Copy the optimized HTML.
Long Task Detector - Online Identify INP Bottlenecks
Start recording and watch for Long Tasks that block the main thread. See task duration and attribution. Improve Interaction to Next Paint.
font-synthesis Demo - Online Control Browser Bold/Italic Generation
Toggle browser‑generated bold and italic when a real italic is missing. Understand and control font fallback rendering.
isInputPending() API Demo - Online Yield to User
Demonstrate how to yield heavy computation to user input using the isInputPending API. Keep UI responsive.
Text to Markov Chain - Online Generate Random Sentences
Paste a corpus of text and generate new random sentences that mimic the style using Markov chains. Local only.
Force Converter - Online Newton & Pound-Force Translator
Convert units of force: Newton, kilonewton, pound-force, dyne. Handy for physics homework and engineering. Private, no upload.
Pug to HTML Converter - Online Compile Indented Templates
Paste Pug template code and compile it to HTML. See the rendered output instantly. For static site devs.
Reverse Sentence Generator - Online Yoda‑ish Reorder
Take a normal sentence and reverse the word order. Sound like Yoda or just play with language.
Base64 to Image Converter - Online Decode & Preview
Decode Base64 encoded strings back into viewable images and download them as PNG. Useful for debugging APIs and data URIs. Secure local processing.
Dad Joke Generator - Online Random Cheesy Puns
Click for an endless stream of random dad jokes and puns. Copy and share. Guaranteed to make you groan. All local.
Yoda Speak Generator - Online Rearrange Sentence
Re‑order words to sound like Master Yoda. Not perfect, but amusing, this tool is. Local and quick.
Hex to Float Converter - Online IEEE 754 Decoder
Enter a hexadecimal string and decode it as a 32‑bit or 64‑bit floating‑point number. Low‑level developer tool.
Simon Says Game - Online Memory Sequence Challenge
Repeat the growing color sequence. How far can you go? Classic memory game with sound and animations.
Font Loading API Demo - Online Wait for Fonts Ready
Use the document.fonts API to check if a font is loaded. Watch the ready promise. Avoid FOUT. JavaScript demo.
Homework Time Estimator – Online Break Tasks Into Chunks
List assignments with estimated minutes. See total time and break into Pomodoro sessions. Stay motivated.
Mini Capsule Wardrobe Planner – Online 10‑Item Outfit Combos
Select 10 clothing items and generate all possible outfit combinations. Visual grid. Travel light.