UD5 Toolkit
Paint Color Visualizer – Online Test Wall Colors on Sample Rooms
Simulate paint colors on a pre-loaded room photo by adjusting hue, saturation. Find your perfect shade before buying. Local canvas.
Posterize Image - Online Reduce Color Levels
Upload Image
Drag & drop or click to browse
Supports JPEG, PNG, WebP, BMP, GIF (still)
2 (Posterized)
256 (Original)
Posterization reduces the number of colors in an image, creating abrupt transitions between color regions. It gives a graphic, poster-like effect often used in art and design.
This tool processes your image entirely in your browser using HTML5 Canvas. No upload to any server occurs, ensuring privacy. It quantizes each RGB channel based on the chosen level count.
Absolutely. Your image stays on your device. We never upload or share it.
Try 4-8 for a strong poster effect, 16-32 for a smoother look. Higher values retain more original colors.
Yes, click the Download button to save the posterized image as a PNG file.
Posterization is used for stylistic effects, creating vector-like art, reducing file size (when combined with compression), and simulating screen printing.
Your posterized image will appear here
Social Media Image Resizer - Online Profile & Cover Tool
Resize and crop images to perfect dimensions for Facebook, Instagram, Twitter, LinkedIn, and more. Templates preconfigured. Local editing.
Image Watermarker - Online Add Text or Logo to Photos
Protect your images by adding a text or image watermark. Adjust transparency, position, and rotation. All image processing is done locally; no upload to server.
Open Graph Image Maker - Online Simple OG:Image Text
Create a basic Open Graph image with a title, background color, and logo. Download as PNG. Perfect for small sites.
Color Image to ASCII Art - Online True Color Converter
Convert any image into colored ASCII art using divs with background colors. Creates a stunning text‑based replica. View & copy HTML.
Rust & Corrosion Texture Generator - Online Apply to Image
Overlay a realistic rust or corrosion texture onto your photo. Adjust blend mode and opacity. Download result.
Color Curves Editor - Online Adjust RGB & Brightness
Manipulate RGB and brightness curves with interactive splines. Apply professional color grading to your images. Fully in-browser.
Median Filter Denoiser – Online Remove Salt & Pepper Noise
Apply a simple median filter to remove speckle noise. Adjust kernel size. Fully local canvas processing.
Quote Image Maker - Online Text on Beautiful Backgrounds
Create shareable quote images. Choose background gradient or photo, add text, and download as PNG. Fully local design tool.
Motivational Poster Generator - Online Demotivational Meme
Upload an image and add inspirational or sarcastic title and text. Create classic poster‑style memes. Download as PNG.
Image FFT Visualizer - Online See Frequency Domain
Upload an image and see its 2D FFT magnitude and phase. Learn how image filtering works. Educatinal tool. Canvas.
Circle Image Cropper - Online Round Photo
Crop any image into a perfect circle and save as PNG with transparent corners. For profile pictures. Local canvas.
Text Overlay on Image - Online Add Caption & Watermark
Upload an image, write text, and place it anywhere. Choose font, size, and color. Download the combined image. Private.
Image to Pure ASCII - Online High‑Contrast Text Art
Turn a photo into a high‑contrast ASCII art using only standard text characters. Adjust brightness and character set. Works offline.
Image Sequence to GIF - Online Animated GIF Maker
Combine multiple static images into a single animated GIF. Adjust frame delay and order. No upload, in‑browser encoding.
object‑view‑box Demo - Online Zoom Into Image
Crop and zoom into an image using the object‑view‑box property. Define inset(). Great for responsive art direction.
Image Border Frame Generator - Online Photo Frame Overlay
Add a decorative rectangular border/frame to your image. Adjust width, color, and shadow. Download the framed photo.
Round Image Corners - Online Add Rounded Corners to Photo
Easily add rounded corners to any image. Adjust corner radius and background color. Download as PNG with transparency. Client-side canvas editing.
Image Text Watermark Tool - Online Batch Add Copyright
Add semi-transparent text watermark to images. Customize position, opacity, rotation, and font. Batch processing with instant download. Fully local & private.
Image Text Overlay Generator - Online Meme Style Captions
Upload a photo and add text with stroke, shadow, and opacity. Position anywhere. Download as PNG. Simple caption tool.
Online Audio Noise Reducer - Free Background Hum Remover
Remove constant background noise from a short audio clip using a real‑time noise gate and spectral subtraction. All processing stays in your browser.
Image to ASCII Art Generator - Online Text Picture Converter
Convert any image into beautiful ASCII art. Adjust brightness and character set for the best effect. Share text-based pictures. Runs entirely in the browser.
Video to GIF Maker - Online Animated Clip Creator
Trim a video clip and convert it into an animated GIF. Adjust frame rate and size. All local. No watermark.
Emoji Image Generator - Online Picture from Emojis Mosaic
Recreate an image using a mosaic of emojis. Replace pixel blocks with matching emojis. Fun, unique effect. All done locally.
Image Round Corners - Online Add Border Radius Smoothly
Apply a precise rounded corner effect to an image by cropping with a mask. Download as transparent PNG. All local.
Soft Proofing Simulator - Online Simulate Print Colors
Assign an ICC profile to an image and simulate how it would look on another device. For accurate color workflows. Local.
Audio Volume Normalizer - Online Loudness Equalizer
Adjust an audio file's volume to a target loudness level (e.g., -14 LUFS). Prevent clipping. Works in the browser.
SQL Formatter & Beautifier - Online SQL Query Cleaner
Format and beautify SQL queries for improved readability. Supports various SQL dialects. Quick syntax highlighting and local processing ensure a secure experience.
JSON to Graph Visualization - Online Tree Diagram
Paste a JSON object and see a dynamic, draggable tree graph representation. Excellent for debugging nested data.
SQL JOIN Visualizer - Online Interactive Venn Diagrams
See interactive Venn diagrams for SQL JOINs: INNER, LEFT, RIGHT, FULL, CROSS. Understand set theory visually. Local static site.