Window Controls Overlay Demo - Online PWA Title Bar Customization
See how a PWA can extend content into the title bar area on desktop. Customize the window controls overlay.
UD5 Toolkit
Generate Royal, Noble & Fantasy Titles for Characters, Games, and Stories
See how a PWA can extend content into the title bar area on desktop. Customize the window controls overlay.
Create a 5‑star rating widget using only HTML and CSS. Customize colors and size. Copy the clean code.
Create a fully accessible form by adding fields; the tool generates the proper labels, inputs, and ARIA attributes. Copy the clean HTML.
Create SEO‑friendly slugs that handle characters from any language. Removes accents, converts Cyrillic, Greek, etc. to Latin. Local.
Convert .srt subtitles to .vtt format for web video players. Preserves all timestamps and formatting. Local.
Paste a WebVTT file and instantly check for syntax errors. Validate timestamps and cue formatting. Essential for video devs.
Convert plain text lines into HTML ordered or unordered lists. Instantly copy the generated HTML to paste into your website. No hassle, fully browser-based.
Paste HTML snippet and highlight interactive elements missing accessible labels. Quick a11y audit.
Set your birth date and see a live countdown with days, hours, minutes, and seconds. Shareable link. Pure frontend.
Enter any number up to trillion and get the English word representation. For filling out checks or legal documents.
Enter an HTML snippet and see a rough transcription of what a screen reader might announce. Check alt texts.
Pick a base color and generate a 10‑step scale where each step meets a specific contrast ratio against white or black. Export as CSS custom properties.
Search common dream symbols and their traditional meanings. For entertainment and self-reflection. Static data.
Flip a coin with adjustable bias (e.g., 70% heads). Used for random decision-making when you want to gently influence outcomes. History & stats shown.
Paste a string of weather emojis and get a written weather forecast. Fun and educational emoji tool.
Validate a language tag like en‑US or zh‑Hans against the IANA registry. Ensure correct HTML lang attribute.
Convert plain text into HTML‑safe strings by escaping <, >, &, and quotes. Insert into code safely. Local copy.
Paste an HTML snippet and check for common ARIA mistakes: missing labels, invalid roles, and aria‑hidden misuse. Educate your team.
Instantly convert plain text into HTML‑safe escaped characters for secure display in web pages. Prevent cross‑site scripting. All processing local.
View the moon phase for any date in past or future. See full moon dates and eclipses for a given year.
Enter a text color and background color and instantly see if the combination passes WCAG AA and AAA ratio. Safe colors.
Paste any DNS record and check if its format is valid for the selected record type (A, AAAA, CNAME, MX, TXT, SRV). Prevents typos.
Paste an SVG and check if the graphic‑aria roles are used correctly. Improve accessible diagrams and icons.
Interactive visual guide to figure out if a door is left-handed or right-handed. Click through steps. Avoid ordering the wrong door.
Build a 3D card flip effect and toggle backface‑visibility. See the hidden back face. Copy the complete CSS.
Automatically restore natural colors to a photo by removing color casts. Gray world algorithm. One‑click fix. Canvas.
Shift the color temperature of your photo towards warm (orange) or cool (blue). Instant canvas filter. Download result.
Paste a set of hex colors and simulate how they appear with common color vision deficiencies. Get contrast warnings.
Paste JavaScript and catch syntax errors instantly with line numbers. Lightweight pre‑commit check. Local.
Enter latitude and longitude and get a human‑readable address using the browser's built‑in reverse geocoding (if available).