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Browse lightweight tools for text, developer tasks, images, PDFs, SEO, office work, business workflows, and more.

602 tools foundShowing page 4 of 51. Popular tools appear first for faster discovery.

Text Statistics Analyze words, chars, lines, sentences, and averages. Keyword Density Checker Calculate keyword frequency and density for SEO copy. List Deduplicator Remove duplicate values from pasted lists. CSV to JSON Converter Convert CSV text into JSON array data. JSON to CSV Converter Convert JSON arrays into CSV text. Query String to JSON Convert URL query strings into JSON objects. XML to JSON Converter Convert simple XML structures into JSON. YAML to JSON Converter Convert YAML config text into JSON. cURL to Fetch Converter Convert common cURL commands into JavaScript fetch snippets. HMAC Generator Generate HMAC signatures with common hash algorithms. Random String Generator Generate random strings with custom length and alphabet. Meta Title Preview Check title length and preview a search-style title.