Documents tools
PDF tools, OCR, and developer utilities for text and data.
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PDF & OCR
5Merge, split, convert PDFs and extract text from images.
Image to PDF
Pack images into a single PDF with A4, Letter, or fit-to-image sizing.
Image to Text (OCR)
Extract text from images and PDFs with Tesseract — runs in your browser.
Merge PDF
Combine multiple PDFs into one file — reorder pages, download instantly.
PDF to Image
Render PDF pages as PNG or JPEG images in your browser.
Split PDF
Extract page ranges from a PDF without uploading to a server.
Developer Tools
4JSON, CSV, and Base64 utilities — instant, in-browser.
Base64 Encoder
Encode and decode text or files to Base64 — copy or download results.
CSV to JSON
Convert CSV spreadsheets to JSON arrays — auto-detects delimiters.
JSON Formatter
Validate, pretty-print, and explore JSON with a collapsible tree view.
JSON to CSV
Turn a JSON array into a downloadable CSV file.