Adobe PDF Library is the most complete SDK for PDF creation, editing and management, and is used by some of the largest organizations, OEMs and SaaS organizations in the world.
Create PDFs with added elements, bookmarks, headers, footers and specific color spaces.
Split, merge, label, watermark, underline, highlight, change layers and colors, and flatten.
Convert PDF to Office documents; PDF/A, PDF/X and ZuGFeRD, EPS/PS to PDF; and more.
Extract text by pattern, region, annotations; search, add glyphs, Unicode, vertical text.
Extract, export, import, resample, rasterize, EPS separations and embed ICC profiles.
Optical Character Recognition adds text to document or to an image for searchability.