Developer Tools
PDF to JSON Structure Explorer
Extract structured OpenDataLoader JSON from a PDF and browse headings, paragraphs, tables, lists, pages, and bounding boxes in an explorer view
html· HTML resultOpen tool
Quick start
Call this tool from your code in three languages.
cURL
# 1) Request a presigned URL → returns { uploadUrl, storageKey }
curl -X POST 'https://api.elysiatools.com/api/upload/presign/pdf-to-json-structure-explorer' \
-H 'Content-Type: application/json' \
-d '{"filename":"pdfFile.ext","contentType":"application/octet-stream","size":12345}'
# 2) PUT the file bytes directly to the presigned uploadUrl
curl -X PUT '<presigned uploadUrl>' \
--data-binary @/path/to/file.ext
# 3) Call the tool, passing the returned storageKey for each file field
curl -X POST 'https://api.elysiatools.com/en/api/tools/pdf-to-json-structure-explorer' \
-F 'pdfFile=uploads/2026/01/01/your-tool-1700000000000-abc123.ext' \
-F 'useStructTree=true' \
-F 'sanitizeSensitiveData=false' \
-F 'pages=' \
-F 'nodeFilter=all' \
-F 'searchTerm='