All Tools
Browse our collection of 9 free online tools.
Base64 Encoder & Decoder
Free online Base64 encoder and decoder. Encode text to Base64 or decode Base64 to text instantly. 100% browser-based, no data upload. Supports Unicode.
developerJSON Formatter & Validator
Free online JSON formatter, validator, and beautifier. Format JSON with syntax highlighting, precise error location, and tree view. 100% browser-based, no data upload.
developerURL Encoder & Decoder
Free online URL encoder and decoder. Encode URLs with encodeURI or encodeURIComponent. Supports special characters, Chinese, and Unicode. 100% browser-based, no data upload.
developerImage Compressor
Free online image compressor. Compress JPEG, PNG, WebP images without losing quality. 100% browser-based, no upload to server. Batch processing supported.
imageImage Resizer
Resize images to any dimension. Scale, crop, or set custom dimensions for your images.
imageMeta Tag Generator
Generate SEO-friendly meta tags for your website. Create title, description, and Open Graph tags.
seoCase Converter
Convert text to uppercase, lowercase, title case, sentence case, and more. Transform your text instantly.
textText Diff Checker
Compare two texts and highlight the differences. Find additions, deletions, and modifications easily.
textWord Counter
Count words, characters, sentences, and paragraphs in your text. Perfect for writers, students, and content creators.
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