losLab PDF Library is an all-in-one developer kit for Adobe Portable Document rendering, creation & editing, written in Delphi (object pascal), it also provides ActiveX control, DLL, and macOS Dylib supporting, for virtually all programming languages, including C# and VB.Net. It’s compliant with PDF 1.2-1.7 specifications.
Our library includes hundreds of PDF create, edit, rendering, form filling, and other manipulation functions for use with Delphi, C++Builder directly with Delphi library /object pascal source codes, or with Visual C++, CSharp, VB6, Visual Basic.NET, VBScript, ASP /ASP.NET, PHP, PowerBuilder, PowerBASIC, RealBasic and other programming languages which support either ActiveX or DLL.
Download PDF Library DEMO package (110 MB)
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04/25/2022 v3.5.1, Updates for RAD Studio 11.1
09/20/2021 v3.5.0, RAD Studio 11 Alexandria supporting added.
08/08/2020 v3.4.2 Fixed an error that compiled Win64 app could not start on some systems
07/30/2020 v3.4.1 Add PDFdecrypt demo; Some minor changes
05/27/2020 v3.4.0, RAD Studio 10.4 Sydney supporting added.
07/28/2019 v3.3.0, Fixed an issue in the ImageToPDF sample about PNG with alpha channel.
05/21/2019 v3.2.4, Some improvements have been made to the c# examples.
04/15/2019 v3.2.3, One fix about PNG transparency; Add one sample program.
04/13/2019 v3.2.2, Some examples have been modified and enhanced.
04/10/2019 v3.2.1, Delphi 5 compiling fix.
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Purchase PDF library with Full Source via PayPal (Starting from $299)
PDF library all-in-one PDF development kit
Current Version 3.4.1, Supports：
- Delphi 5-XE8, C++Builder 5-XE8
- RAD Studio 10 Seattle, 10.1 Berlin, 10.2 Tokyo, 10.3 Rio, 10.4 Sydney, 11 Alexandria
- Visual Basic, Visual Basic.Net, Visual C++, C#
- VBScript, VBA, ASP, ASP.NET, PHP
- PowerBASIC, RealBasic, PowerBuilder
- And many other programming languages
- Support 64-bit compiling if your IDE supports
To existing customers:
You can renew through this link, we’ll send the latest version to you after we received your renewal order.