exisllc 

Comprehensive PDF toolkit for .NET — find/replace, merge, split, build, form filling, redaction, image editing, watermark, page editing, stamping, encryption/decryption, optimization, digital signatures, and... More information

.NET client SDK for ExisOne Software Activation System.

Local, no-cloud OCR for PDFs built on Exis.PdfEditor. Turns scanned (image) PDF pages into searchable PDFs by adding an invisible, selectable text layer (embedded Unicode font, Identity-H) over the page image,... More information

Default local OCR engine for Exis.PdfOcr, wrapping the TesseractOCR engine (Tesseract 5). Ships English (eng) trained data; add more languages by dropping their .traineddata files next to it. No cloud calls.... More information

Windows page rasterizer for Exis.PdfOcr. Implements IPdfRasterizer using a fast path that extracts full-page scan images directly, falling back to the built-in Windows.Data.Pdf renderer for other pages. No... More information

Apple (macOS / iOS / Mac Catalyst) page rasterizer and OCR engine for Exis.PdfOcr. Implements IPdfRasterizer using PDFKit/CoreGraphics and IOcrProvider using the on-device Vision text recognizer... More information