Browser-Based Utilities
42 tools available. No install, no signup. All processing runs locally in your browser.
Text Diff — Free Online Text Comparison Tool | TextDiff
Free online text diff tool. Compare two texts line by line with color-coded highlighting for additions, deletions, and changes. All processing in your browser.
Taiwan AED Map | Find Nearest Defibrillator Location
Find the nearest AED (Automated External Defibrillator) in Taiwan. Interactive map with real-time locations, availability hours, and emergency contacts. Save a life in minutes.
Taiwan Public Toilet Map — Find Restrooms Near You
Taiwan public toilet map. Quickly find nearby public restrooms with grade ratings, accessibility info, and diaper changing stations. Data from Taiwan Ministry of Environment.
Taiwan Trade Data Analysis — Export Trends · Semiconductors · Cross-Strait Trade
Visualize Taiwan export trends, semiconductor trade, and cross-strait economic dependency using official customs data.
Taiwan Real-Time Power Dashboard | Taipower Supply & Generation
Taiwan real-time power dashboard showing Taipower supply capacity, operating reserve rate, generation mix by fuel type, and unit-level status. Monitor Taiwan
Taiwan Disaster Map — Real-time Disaster Events Map & Reports | DisasterMap
Taiwan disaster map tool showing real-time locations of fires, floods, earthquakes, accidents and more. Includes disaster statistics and trend analysis.
Taiwan River Water Quality Monitor | RPI Pollution Index Tracker
Real-time Taiwan river water quality monitoring. Check RPI pollution index, dissolved oxygen, BOD, ammonia nitrogen and more across all monitoring stations.
Taiwan Air Quality Monitor | Real-Time AQI & PM2.5 Dashboard
Real-time Taiwan air quality monitoring. Check AQI, PM2.5, PM10, O3 levels for all monitoring stations across Taiwan. Health advice and seasonal trends included.
Taiwan Real-Time Parking Availability | Live Parking Space Map
Real-time parking availability in Taiwan. Find nearby parking lots with live space counts, fees, and operating hours across all cities in Taiwan.
Taiwan Education Resource Map — Schools & Libraries
Search 10,000+ schools, 5,200+ libraries and 128 museums across Taiwan. Browse kindergartens, elementary, junior high, senior high schools, universities and public libraries on an interactive map.
Taiwan Real Estate Price Search | Property Transaction Records
Search Taiwan real estate transaction records. Check property prices per ping, building types, and market trends across all cities and districts.
Regex Tester — Free Online Regular Expression Tester | RegexTester
Free online regex tester with real-time match highlighting, group capture, and common patterns. All processing in your browser — no data uploaded.
Word Counter — Free Online Character & Word Count Tool | WordCounter
Free online word counter. Real-time character count, word count, sentence count, paragraph count, reading time estimation. Supports CJK and English. All processing in your browser.
Color Converter — Free Online HEX, RGB, HSL Converter | ColorConverter
Free online color converter tool. Convert between HEX, RGB, and HSL formats instantly. Live preview, color palettes, one-click copy. All processing in your browser.
Safe Dining — Taiwan Certified Restaurant Map | Food Safety Platform
Search for Taiwan restaurants certified by the Ministry of Health and Welfare
Countdown Timer — Free Online Countdown & Pomodoro Timer | Countdown Timer
Free online countdown timer with Pomodoro mode. Circular progress ring, audio alerts, fullscreen mode, and multiple concurrent timers. All processing in browser.
Timezone Converter — Free Online World Timezone Converter | Timezone Converter
Free online timezone converter. Compare multiple timezones, auto-detect local timezone, quick-select major cities. Convert specific dates and times across timezones. All processing in browser.
Taiwan Animal Adoption Map — Real-Time Shelter Animal Search
Real-time adoption info for 7,000+ animals across 33 public shelters in Taiwan. Filter by photo, breed, and age, and find the nearest furry friend on the map. Adopt, Don
Password Generator — Free Online Secure Password Tool | PasswordGenerator
Free online password generator. Create strong, secure passwords with custom length, character types, strength meter, and entropy calculation. All processing in your browser.
Unit Converter — Free Online Length, Weight, Temperature Converter | UnitConverter
Free online unit converter tool. Convert length, weight, temperature, area, volume, speed, data storage, and time units instantly. All processing in your browser.
Currency Converter — Free Online Exchange Rate Calculator | CurrencyConverter
Free online currency converter with live exchange rates. Convert between USD, EUR, GBP, JPY, TWD, and 16 major currencies instantly. All processing in your browser.
Image Watermark — Free Online Watermark Tool | ImageWatermark
Free online image watermark tool. Add text watermarks with custom font size, color, opacity, rotation. Batch processing, all in your browser — no files uploaded.
Image Resizer — Free Online Crop & Resize Images | ImageResize
Free online image resizer and cropper. Resize to custom dimensions, social media presets, visual crop. All processing in your browser — no files uploaded.
Image Compressor — Free Online JPG, PNG, WebP Compression | ImageCompress
Free online image compressor. Compress JPG, PNG, WebP images with batch processing, custom quality, and instant preview. All processing happens in your browser — no files uploaded.
Convert Images to WebP - Free Online Image Converter
Free online image to WebP converter. Supports JPG, PNG, GIF, BMP and more. Customize compression quality, batch convert, all processed in your browser to protect your privacy.
Screenshot Stitcher — Free Online Image Stitching Tool | ScreenshotStitch
Free online screenshot stitcher. Combine multiple screenshots vertically or horizontally with drag-to-reorder, gap spacing, and background color. All processing in your browser.
Video to GIF — Free Online Video to GIF Converter | VideoToGIF
Free online video to GIF converter. Supports MP4, WebM formats. Custom start/end time, frame rate, and width. All processing in your browser — no files uploaded.
Base64 Encoder/Decoder — Free Online Base64 Codec Tool | Base64Codec
Free online Base64 encoder and decoder. Convert text and images to/from Base64. All processing in your browser — no data uploaded.
BMI Calculator — Free Online Body Mass Index Calculator | BMI Calculator
Free online BMI calculator with metric and imperial units. Instantly calculate your Body Mass Index, view category, ideal weight range, and track history. All processing in browser.
Cron Expression Parser — Free Online Cron Tool | CronParser
Free online Cron expression parser. Convert Cron to human-readable descriptions, preview next execution times, and build expressions with visual editor. All processing in browser.
CSS Gradient Generator — Free Online Gradient Maker | CSSGradient
Free online CSS gradient generator. Create linear, radial, and conic gradients with visual editor, live preview, and one-click CSS code copy.
Hash Generator — Free Online MD5, SHA-1, SHA-256, SHA-512 Tool | HashGenerator
Free online hash generator supporting MD5, SHA-1, SHA-256, and SHA-512. Hash text and files instantly. All processing happens in your browser — no data uploaded.
HEIC to JPG — Free Online iPhone Photo Converter | HEICtoJPG
Free online HEIC to JPG converter. Convert iPhone HEIC/HEIF photos to JPG instantly. Batch conversion, quality control. All processing in your browser — no files uploaded.
ICO Icon Generator - Free Online PNG to ICO Converter
Free online ICO icon generator. Convert PNG, JPG, GIF and more to ICO format. Auto transparent background, multi-size support (16x16 to 256x256), fully browser-based for your privacy.
JSON Formatter — Free Online JSON Validator, Beautifier & Minifier | JSONFormatter
Free online JSON formatter and validator. Format, beautify, minify JSON with syntax highlighting and tree view. All processing in your browser — no data uploaded.
Lorem Ipsum Generator — Free Online Placeholder Text Tool | LoremIpsum
Free online Lorem Ipsum generator. Generate paragraphs, sentences, or words of placeholder text. Supports Latin and Chinese lorem ipsum. All processing in your browser.
MP3 Cutter - Free Online Audio Trimmer
Free online MP3 cutter tool supporting MP3, WAV, OGG, and M4A formats. Intuitive waveform editing, multi-segment merge export, fully processed in your browser to protect your privacy.
PDF to JPG — Free Online PDF to Image Converter | PDFtoJPG
Free online PDF to JPG/PNG converter. Convert each page to high-quality images. Custom quality, batch download. All processing in your browser — no files uploaded.
QR Code Generator — Free Online QR Code Maker | QRCode
Free online QR code generator. Customize size, colors, error correction level. Batch generation, download as PNG or SVG. All processing in your browser.
SEO Checker — Free On-Page SEO Analysis Tool | SEO Checker
Free online SEO checker. Analyze meta tags, heading structure, image alt attributes, Open Graph, Schema markup, keyword density, and more. Get instant SEO reports with actionable suggestions.
URL Encode / Decode Tool - Free Online URL Encoder Decoder
Free online URL encoder and decoder tool. Supports encodeURIComponent / decodeURIComponent and Base64 encoding/decoding. Real-time conversion, multi-language support, fully browser-based for your privacy.
Word to PDF — Free Online DOCX to PDF Converter | WordToPDF
Free online Word to PDF converter. Upload .docx files, preview content, and print to PDF. All processing in your browser — no files uploaded.
How These Tools Work
Free & Open Access
No account required. No usage caps. Just open the page and start.
Client-Side Processing
Files stay on your device. Nothing is uploaded — processing happens entirely in the browser using JavaScript.
Works on Any Device
Built with responsive layouts. Functions the same on desktop, tablet, and mobile browsers.