25 free tools, instant use, no sign-up required
Format, validate and beautify JSON data online
Encode and decode Base64 strings online
Encode and decode URL strings online
Convert between Unix timestamps and datetime
Generate MD5, SHA1, SHA256 hash values online
Decode and inspect JSON Web Tokens - view header, payload and signature
Test regex patterns in real-time with match highlighting and flag support
Convert between RGB, HEX, HSL, HSB color formats with live preview
Generate UUID v4 in batch with case and hyphen options
Compress images online, processed locally in browser
Convert between PNG, JPG, WebP formats online
Generate QR codes online for text, URLs, WiFi
Convert images to Base64 strings online
Count words, characters and lines online
Convert text case: upper, lower, camelCase, snake_case
Write and preview Markdown documents in real-time
Compare two text blocks and highlight differences
Professional three-way code merge tool with conflict resolution
Convert length, weight, temperature, area units
Calculate your BMI index and understand your health
Calculate exact age, days and next birthday
Calculate percentages, increase/decrease rates
Generate strong passwords with custom options
Pomodoro technique timer for focus and productivity
Randomly pick names or options from a list
25 tools available