Create, analyze, and optimize content with AI rewriting tools, keyword extraction, readability analysis, and text formatting utilities.
Format AI prompts, compare model responses, explain JSON, and generate structured outputs.
Prompt Formatter
Format and structure AI prompts with markdown preview and template variables.
AI Response Comparator
Compare AI model outputs side by side for quality evaluation.
JSON Explainer
Get a plain-English explanation of any JSON structure, including fields, types, and nesting.
JSON Schema to Prompt
Convert JSON schemas into structured AI prompts for structured output generation.
Extract keywords, measure readability, count words, and analyze text structure.
Keyword Density Analyzer
Analyze keyword frequency and density in any text for SEO optimization.
Word Counter
Count words, characters, sentences, and paragraphs in your text instantly.
Diff Checker
Find differences between two texts with line-by-line highlighting.
Character Counter
Count characters, words, sentences, and paragraphs in your text with real-time character analysis.
String Manipulator
Apply string operations: reverse, truncate, pad, replace, extract, and transform text.
Convert case, encode URLs, format markdown, sort lines, and transform text between formats.
Case Converter
Convert text between uppercase, lowercase, title case, sentence case, and more.
URL Encode/Decode
Encode or decode URLs and query strings with proper percent-encoding.
HTML Entities Converter
Encode or decode HTML entities (& < > ") instantly.
Markdown Preview
Write and preview markdown with live HTML rendering.
Line Sorter
Sort, shuffle, deduplicate, and reverse lines of text with multiple sorting algorithms.
Slug Generator
Generate URL-friendly slugs from any text. Supports multiple separator styles.
Convert between Base64, JSON, XML, HTML, and markdown for content portability.
Base64 Encode/Decode
Encode or decode Base64 text instantly in your browser.
HTML Formatter
Format, beautify, and indent HTML code with configurable options.
JSON Formatter
Format, validate, and minify JSON with real-time syntax checking.
XML Formatter & Validator
Format, beautify, validate, and minify XML with real-time syntax checking.
Markdown Editor
Write and preview markdown with live HTML rendering and syntax highlighting.
Chain tools together into step-by-step automated workflows. No manual data transfer needed.