diff --git a/README.md b/README.md
index 3cd7e65..3ae6415 100644
--- a/README.md
+++ b/README.md
@@ -259,6 +259,7 @@ More information in CLAUDE.md and llms.txt.
 * [File Renamer X](https://filerenamerx.com/) - Fast batch file renamer supporting stackable actions, metadata, Exif data, regex, sequential numbering, and more. ![paid]
 * [FileOptimizer](https://nikkhokkho.sourceforge.io/static.php?page=FileOptimizer) - Lossless file size optimizer for multiple formats.
 * [FileZilla](https://filezilla-project.org/) - FTP, FTPS and SFTP client. [![Open-Source Software][oss]](https://download.filezilla-project.org/client/)
+* [FolderManifest](https://www.foldermanifest.com/) - Folder comparison, duplicate finder by content hash, folder monitoring, and verified Safe Archive with SHA-256 manifests. Free trial. ![paid]
 * [FreeFileSync](https://www.freefilesync.org/) - File and folder backup with multiple sync modes.
 * [fselect](https://github.com/jhspetersson/fselect) - SQL-like file search utility.
 * [One Commander](https://onecommander.com/) - Modern file manager with miller columns.