LeadTools provides document and imaging SDKs for .NET developers building applications for desktop, web, mobile devices as well as server platforms.

LEADTOOLS Cloud Services is a consumption-based SaaS offering providing document processing capabilities including OCR, barcode recognition, PDF conversion, and document imaging via a cloud API. Accessible at services.leadtools.com. Priced on a per-page or per-transaction consumption model.

Standalone Document SDK for developing document imaging applications. Includes all LEADTOOLS Imaging features plus document-specific capabilities: document cleanup, Fast TWAIN scanning, document viewers (HTML5/JavaScript zero-footprint), annotations, PDF support, document conversion, and document framework. Supports .NET, C/C++, Java, HTML5/JavaScript, iOS, Android, Linux, macOS, and Windows.

Document Imaging Lite (V20) is a lighter-tier document imaging product in the LEADTOOLS Document family. Available as a runtime timed license for SaaS Production and Test/Staging/QA deployment environments. Discovered in CDW UK reseller quotations (April 2025).

Document Imaging Suite (V20) is a comprehensive document imaging bundle in the LEADTOOLS Document family. Discovered in CDW UK reseller quotations (April 2025). Includes Developer SDK license and Build License maintenance renewals, bundling document imaging capabilities with build server support.

Comprehensive bundle SDK for building end-to-end document solutions. Includes OCR, MICR, OMR, ICR, barcode, forms recognition and processing, PDF, HTML5/JavaScript zero-footprint viewing, conversion, print capture, archival, annotation, image viewing, document editor, document framework, document analyzer, document writers, and speech recognition.

Comprehensive SDK for building end-to-end OCR applications within enterprise-level document automation solutions. Includes OCR, MICR, OMR, barcode, forms recognition and processing, PDF, print capture, archival, annotation, and image viewing functionality. Includes the LEADTOOLS OCR Engine.