Welcome to PDFax
Your all-in-one PDF accessibility toolkit. Choose a tool below to get started, or use the sidebar to switch between tools anytime.
Injection Tool
Upload a PDF and Excel manifest to extract figures, visualize images, match alt text, and inject accessibility tags.
Extractor Tool
Extract /Figure, /Formula, and /Span tags with their alt text from PDFs into professionally formatted Excel reports.
Originality Checker
Compare original and remediated PDFs side-by-side with visual diff detection and similarity scoring.
Use the sidebar or press Ctrl + 1 2 3 to switch tools
Alt Text Injection Tool
Upload a PDF to extract /Figure & /Formula tags, then match & inject alt text from an Excel manifest.
Extract Figures & Authoritative Alt Text
Upload a PDF to extract /Figure tags and MCID graphics, or
upload an Excel / Spreadsheet ALT Manifest to extract all embedded drawings
and
authoritative ALT texts into an interactive visual gallery.
Drag & Drop your PDF or Excel Manifest here
Supports tagged accessible PDFs (.pdf) and Excel / Spreadsheet workbooks (.xlsx, .xlsm, .xls, .csv)
/Figure BBox
Extractor Tool
Extract tagged images, formulas & spans with their alt text into professionally formatted Excel reports.
Originality Checker
Compare original and remediated PDFs side-by-side with visual diff detection and SSIM similarity scoring.
Click "Open Original" to load a PDF
Click "Open Remediated" to load a PDF