All Tools
Free online tools for developers and professionals. Compare files, format code, convert audio files, and more.
Diff Tools
Text Diff
Compare text files side-by-side with highlighted differences
Image Diff
Compare images with pixel-level difference detection
Audio Diff
Compare audio files with waveform visualization
JSON Diff
Compare JSON files with structured diff view
CSV Diff
Compare two CSV files online. Find differences between CSV data with highlighted changes.
Other Diff Tools
Discover popular diff tools for developers. Compare open-source and commercial solutions for file comparison, merging, and version control.
Image Tools
Image Resizer
Resize images to custom dimensions. Scale photos for web, social media, or print.
Image Compressor
Compress images to reduce file size. Optimize photos for web without losing quality.
Image Cropper
Crop images with a visual selection tool. Remove unwanted parts of your photos.
Image Rotator
Rotate and flip images easily. Correct photo orientation or create mirrored images.
Image Format Converter
Convert images between PNG, JPEG, WebP formats. Change image format for compatibility.
Audio Tools
Audio Converter
Convert audio files between MP3, WAV, OGG, AAC, FLAC formats. Free online audio converter.
Audio Trimmer
Trim and cut audio files online. Set start and end points to extract specific parts of your audio.
Audio Merger
Merge multiple audio files into one. Combine audio tracks online for free.
Audio Speed Changer
Change audio playback speed. Speed up or slow down audio files online.
Audio Recorder
Record audio from your microphone. Save recordings as WAV files.
Audio Reverser
Reverse audio playback. Play audio backwards for creative effects.
Audio Volume Adjuster
Adjust audio volume level. Increase or decrease the volume of audio files.
Video Tools
JSON Tools
Converter Tools
Base64 Encoder
Encode text to Base64 format online. Free Base64 encoding tool.
Base64 Decoder
Decode Base64 to text online. Free Base64 decoding tool.
Color Converter
Convert colors between HEX, RGB, and HSL formats. Free online color picker and converter.
URL Encoder/Decoder
Encode and decode URLs online. Convert special characters to URL-safe format.
YAML Converter
Convert between YAML and JSON formats. Transform configuration files easily.
Formatter Tools
Other Tools
Hash Generator
Generate SHA-1, SHA-256, SHA-384, SHA-512 hashes from text. Secure and runs locally.
UUID Generator
Generate random UUIDs (Universally Unique Identifiers). Create up to 100 UUIDs at once.
Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa.
QR Code Generator
Generate QR codes from text or URLs. Download as PNG image.
Regex Tester
Test regular expressions online. Match patterns and highlight results in real-time.
HTML Entity Encoder/Decoder
Encode and decode HTML entities. Convert special characters to HTML-safe format.