Welcome to the Chill Toolkit — a collection of small but handy web tools I created for myself and others. Each tool exists because at some point I needed it at least once while developing, designing, or testing, and I wanted a simple way to get the job done without hunting online.
These tools are here to save time, experiment freely, and provide a visual way to create layouts or effects you might only need once but are cumbersome to code manually each time. Best of all, this space is completely ad-free, so you can focus on the tools without distractions.
Convert text or images to/from Base64 quickly.
Convert characters to/from HTML entities.
Minify or format JS and CSS for readability or production.
Format & validate JSON quickly.
Save temporary code snippets for reuse.
Generate unique IDs (UUID v4) for projects or data.
Suggest triadic, analogous, or complementary colors.
Generate box shadow and border radius CSS easily.
Create soft UI neumorphic boxes with live preview.
Convert images into Base64 strings for web use.
Create customizable soft UI boxes with live CSS.
Generate placeholder images for mockups or testing.
Generate FavIcon to .ico and multiple size PNGs
Visually design Bootstrap columns for multiple breakpoints (sm, md, lg, xl) with drag-to-resize a...
Create linear, radial, or animated border gradients with multiple colors
Advanced animated CSS border gradient with dynamic number of colors
Generate CSS Grid or Flexbox layouts with drag-to-resize items and live CSS output
Tiny checklist for dev sessions.
Save snippets or notes server-side. (Cross browsers)
Add, mark done/undo, copy, and delete tasks for dev sessions. (Cross browsers)
Generate QR Code
Scan and read QR Code with webcam/camera
Quickly check if your cash is enough for planned purchases. Enter your cash, list items with quan...
Simple and accurate stopwatch for timing tasks, workouts, or events. Start, pause, resume, and re...
Upload multiple images (JPG/PNG), manage with thumbnails, generate resized previews with download...
Convert markdown code to PDF output in book format
A simple online spreadsheet editor for quick notes, data lists, and calculations. Supports multip...
Convert markdown code to EPUB file format
Read EPUB books directly in your browser, with upload, URL load, and table of contents support. Y...
Read any text aloud directly in your browser with voice selection, automatic text chunking for lo...
Generate placeholder text for layouts or testing.
Generate secure passwords with strength meter.
Generate fake users, emails, addresses for testing.
Convert between Unix epoch (seconds / milliseconds) and human-readable dates in UTC and local time
Count words, characters, sentences, and paragraphs with copy, clear, and download options
Quickly calculate percentages: find X% of Y, what percent X is of Y, and percentage increase/decr...
Control sound effects remotely for live streaming. Upload custom sounds, play them locally on mob...