PDF indexing support in UmbracoExamine using iTextSharp
Install with Nuget:
Install-Package UmbracoCms.UmbracoExamine.PDF
Follow the instructions in the readme.txt file that is launched once installed
The source code for UmbracoExamine.PDF is licensed under the MIT license. The license to use iTextSharp is licensed under the AGPL license. See their license information for full details: https://github.com/itext/itextsharp/blob/master/LICENSE.md
According to iText if you use this software in a closed source scenario, you will need to procure a commercial license of iText:
In case you application is MIT licensed and iText is an add-on you are entitled to use the iText AGPL version for this application. In case a third party integrates your open source application into a closed source application, he/she will have to procure a commercial license of iText.