PWA Icon Resizer & Manifest - Online Generate Sizes
Upload a 512x512 logo and get resized icons for every PWA requirement. Download a zip and the corresponding manifest.json snippet.
UD5 Toolkit
Generate beautiful Shields.io-style badges for your NPM package. Perfect for README files, documentation, and project pages.
. GitHub, GitLab, and most Markdown renderers will automatically display the badge image. You can customize the style, color, and label using the options above.
ff69b4 for pink). The color applies to the right side of the badge (the version number portion). Shields.io supports named colors and any 6-digit hex value without the # prefix. Use the color picker or hex input above to find your perfect shade.
@angular/core or @babel/preset-env are fully supported. The tool automatically encodes special characters (such as @ and /) in the badge URL to ensure proper rendering. Simply enter the full scoped package name, and the generator will handle the rest—including fetching version info from the NPM registry.
MAJOR.MINOR.PATCH (e.g., 2.4.1). MAJOR increments indicate breaking changes, MINOR increments add backward-compatible features, and PATCH increments are for bug fixes. Understanding SemVer helps you interpret version badges and manage dependencies effectively.
Upload a 512x512 logo and get resized icons for every PWA requirement. Download a zip and the corresponding manifest.json snippet.
Generate a series of semantic version tags with optional prefixes. Copy for your release script. Consistent tagging.
Validate and compare semantic version strings. Check if a version satisfies a range (e.g., ^1.2.3). Visual breakdown of major.minor.patch. Local only.
Validate if a version string follows SemVer 2.0.0. Also sort and compare versions. Developer tool.
Paste a GraphQL SDL schema and get auto‑generated Markdown documentation. Perfect for API docs. All local.
Enter total rail length and baluster width to get exact spacing for code compliance. Visual layout.
Translate YAML configuration files into JSON format instantly. Validate syntax during conversion. Perfect for DevOps and configuration management. Secure client-side operation.
Play a metronome with adjustable BPM, time signature, and subdivisions (eighth, triplet, sixteenth). Tap tempo and visual flash. Works offline for practice.
Test SQL injection inputs on a mock database and see the resulting query. Learn how to prevent SQLi. No real data.
Paste two Markdown texts and see a side‑by‑side diff with rendered preview. Perfect for editing and collaboration.
Write and run simple Sinclair BASIC programs in a browser-based ZX Spectrum emulator. Load demo programs and experience 80s computing. Educational fun.
Paste Markdown and get warnings for common mistakes: inconsistent heading spacing, bare URLs, and broken links. All local.
Paste your Swagger/OpenAPI YAML and see a rendered API documentation preview with expandable endpoints. All local rendering.
Parse XML strings into compact JSON representation. Handles attributes and text nodes intelligently. Quick and private, ideal for API response translation.
Paste JSON-LD and validate basic syntax and required properties for Article, Product, etc. Local only. Instant feedback.
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.
Visually configure scroll‑snap containers and items. Adjust alignment, stop behavior, and padding. Copy the clean CSS instantly.
Generate the MD5 hash of any text string. For quick integrity checks. All local computation.
Format a list of Q&A pairs and export as a CSV ready for Anki import. Simple line‑based template. Local.
Style underlines, overlines, and strike-throughs with colors, wavy styles, and thickness. Modern CSS text‑decoration.
Generate a random medieval occupation with a short description. For NPCs or historical curiosity. Local list.
Design a fully styled scrollbar with colors, width, radius, and hover effects. Supports both ::-webkit‑scrollbar and Firefox scrollbar‑width.
Create secure passwords that look like gibberish words but are easy to pronounce and remember. Mix of syllables. Local generation.
Create a realistic letterpress (debossed) text effect using CSS text‑shadow and background. Adjust depth and light direction. Copy code.
Generate a realistic‑sounding dinosaur name and see a fun description. Perfect for kids and writers.
Enter a package name and version range to see all satisfying versions from the registry. Understand ^ and ~.
Upload a small pixel art image and get a CSS grid layout that recreates it using divs. Novelty developer tool.
Generate a random, funny or serious company slogan for your startup idea. Brainstorming helper. All local.
Generate a random, somewhat meaningful song lyric line. Write your own hit with AI‑free randomness. All local.
Pick an emoji and convert it into a proper favicon .ico file for your website. No design skills needed. Instant download.