Chat with local and cloud AI models. Your selected model determines where messages are processed.
Social Media Share Preview
Preview your shared links across social platforms, check metadata and keep recent results locally.
Generate UUIDs of different versions with customizable options.
Test your clipboard content with real-time paste detection for text, images, and more.
Check your display for dead pixels, uniformity, gradients, sharpness, gamma, viewing angles, and response time with guided fullscreen tests.
Test your camera and microphone online with live preview, audio level, device diagnostics, and a private local recording check.
Convert colors between HEX, RGB, HSL, OKLab, and OKLCH formats with color scheme generator.
Scan QR codes with your camera or upload an image to decode QR code content.
Generate custom QR codes with various options including colors, error correction, and formats.
Pick one option or shuffle a list fairly from text, images, video, and audio without uploading your choices.
Record a screen, window, or browser tab privately in your browser, with optional microphone audio and a local video download.
Find a meeting time together: propose dates, share a link, and collect availability without accounts or calendar access.
NDNCI