JSON Formatter
Format, validate and minify JSON directly in your browser.
Open toolFree Online Tools
Explore browser-based tools for developers, office users, data analysts and machine learning beginners.
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CSV to JSON Converter
Convert CSV rows into JSON arrays with optional headers.
Open toolJSON to CSV Converter
Convert JSON arrays into CSV text for spreadsheets or exports.
Open toolDuplicate Line Remover
Remove duplicate lines from text with optional case sensitivity.
Open toolText Case Converter
Convert text to lowercase, uppercase, title case, camelCase and more.
Open toolWord Counter
Count words, characters, sentences, paragraphs and reading time.
Open toolMarkdown Table Generator
Create Markdown tables from CSV or row-based input.
Open toolBase64 Encoder / Decoder
Encode plain text to Base64 or decode Base64 back to text.
Open toolURL Encoder / Decoder
Encode or decode URL text safely in your browser.
Open toolDataset Splitter
Split CSV or JSON datasets into train, validation and test sets in your browser.
Open toolJSONL Validator and Formatter
Validate JSONL files line by line and normalize valid records in your browser.
Open toolCSV Column Profiler
Analyze CSV columns, missing values, unique counts and guessed types.
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