All free tools
Nine free tools, one line each: documents to Markdown or PDF, PDF/A, PDF/UA and EPUB checks, and OCR for scans. No account needed.
Last updated
To Markdown
- PDF to Markdown: Docling converts a PDF of up to 3 pages and 4 MB, with OCR, tables and headings.
- HTML to Markdown: MarkItDown converts pasted HTML or plain text up to 100 KB.
- Word to Markdown: MarkItDown converts a Word file (.docx) up to 4 MB.
To PDF
- HTML to PDF: WeasyPrint renders pasted HTML up to 100 KB with print CSS.
- Word to PDF: Gotenberg converts a Word document up to 4 MB with LibreOffice.
Checks
- PDF/A validator: veraPDF checks a PDF of up to 4 MB against PDF/A-1 to PDF/A-4.
- PDF accessibility checker: veraPDF checks a PDF of up to 4 MB against PDF/UA-1 or PDF/UA-2.
- EPUB validator: EPUBCheck checks an EPUB file up to 4 MB against the EPUB specification.
OCR
- OCR a scanned PDF: OCRmyPDF adds a searchable text layer to a PDF, PNG or JPEG of up to 3 pages and 4 MB.
What a run costs
A run costs what the same API call costs. Without an account, it comes out of the free daily allowance of your internet address. The APIs take larger files: each engine's page has its limits, and the plans are on the pricing page.