Browser-Native Engineering Tools
Simple tools that run locally in your browser.
Image Tools
Smart Segmentation
Click to isolate objects with fast interactive masks.
Try itFace Detection & Blurring
Detect faces with bounding boxes, blur, and individual face extraction.
Try itPixelize
Transform images into pixel art with smart palette detection and k-centroid downsampling.
Try itPalletize
Remap images to classic pixel art palettes with Bayer ordered dithering.
Try itNoise Generator
Generate Perlin, Simplex, and Worley noise textures with live preview and PNG export.
Try itImage Diff
Compare two images side-by-side, with a slider, or as a pixel-level difference overlay.
Try itEXIF Viewer
Read camera model, lens, exposure, GPS coordinates, and serial numbers from JPEG photos.
Try itElectronics
Bitwise Unraveller
Unravel C bitwise expressions: nested boxes reveal operator precedence, inspect any sub-expression in 32-bit binary, hex, and decimal.
Try itTimer & PWM Engine
Interactive MCU timer: prescaler, period, and compare registers drive a live counter ramp and PWM outputs, with RGB mixing.
Try itDebounce Analyzer
See switch bounce raw, filtered by an RC + Schmitt trigger, or cleaned by a software blanking window.
Try itBus Lab
Open-drain I2C physics: RC rise curves, pull-up sizing, clock stretching — and push-pull vs open-drain: why SPI clocks faster.
Try itVoltage Divider Lab
Calculate output voltage, current, and power with optional load and E-series rounding.
Try itRC Step Response
Interactive time-domain plot with τ, rise time, and hover readout.
Try itLED Resistor Calculator
Calculate series resistor for LEDs with color presets, schematic, and E-series rounding.
Try itTools
CV Builder
Design polished multilingual CVs and export print-ready PDFs. Six Typst templates, font pairings, brand colors.
Try itUUID Generator
Generate v4 and v7 UUIDs in bulk with format options, decode, and clipboard copy.
Try itHash Generator
SHA-256, SHA-384, SHA-512, and SHA-1 hashes from text or files using Web Crypto.
Try itRegex Tester
Live regex matching with capture groups, named groups, and replace preview.
Try itRegex Reverse Engineer
Paste sample strings and get regex patterns that match them all.
Try itQR Code Generator
Generate QR codes for URLs, WiFi, vCards, and email. Custom colors and styles.
Try itMarkdown Editor
Convert Markdown to rich text and back. Live preview with GFM support.
Try it