How it plugs in
—Public API
NoOpen source
YesFree tier
Signal on PDF SDKs6.5#2 of 31
GemBox.Pdf is a .NET component for reading, writing, editing, and printing PDF files from .NET applications.

Pricing
- Single Developerfor 1 developer; license includes 1 year of support and updates · 1 developer · $534 renewal · $356 renewal before expiration$890 one-time
- Small Teamfor up to 10 developers; license includes 1 year of support and updates · Up to 10 developers · $2,670 renewal · $1,780 renewal before expiration$4,450 one-time
- Large Teamfor up to 50 developers; license includes 1 year of support and updates · Up to 50 developers · $8,010 renewal · $5,340 renewal before expiration$13,350 one-time
As gemboxsoftware.com lists them, checked 4 Oct 2026.