CleanTextLab Key Features
JSON Formatter & Validator
Beautify, minify, validate, and automatically fix JSON with error highlighting and copy/export options.
Text Cleaning Toolkit
One-click tools to remove line breaks, trim whitespace, remove accents/diacritics, change case, sort and deduplicate lists, and normalize punctuation.
Encoders, Converters & Inspectors
URL and Base64 encode/decode, JWT decoding, MIME type/file extension lookup, CSV↔JSON and YAML↔JSON conversion, SQL/Markdown formatters, hex and number converters.
Regex Tester & Token Analyzer
Live regex testing with match highlighting and a token counter/analyzer for GPT, Claude, and other LLM token budgets.
Privacy-first Client-side Processing + API/MCP
Most tools run entirely in the browser for privacy and speed, with optional Pro API access for higher limits and an MCP server to connect AI agents to deterministic text tools.