The software contains a number of third-party executable files and libraries critical for the core functionality. These files are included into the program′s installation and come with their own licenses that you can find in the program′s installation folder.
| File | Description | Author |
| 7z.dll | File compression library used in ZIP filter | Igor Pavlov |
| ACE.dll | Part of the Adaptive Communication Environment (ACE) | Douglas C. Schmidt |
| ACE_ETCL.dll | Part of the Adaptive Communication Environment (ACE) | Douglas C. Schmidt |
| ACE_ETCL_Parser.dll | Part of the Adaptive Communication Environment (ACE) | Douglas C. Schmidt |
| aws-cpp-sdk-core.dll | The AWS SDK provides a interface for Amazon Web Services (AWS). | Amazon Technologies, Inc |
| aws-cpp-sdk-s3.dll | The AWS SDK provides a interface for Amazon Web Services (AWS). | Amazon Technologies, Inc |
| icudt54.dll | Part of ICU, Unicode based globalization library, used by mailcore library | Unicode, Inc |
| icuin54.dll | Part of ICU, Unicode based globalization library, used by mailcore library | Unicode, Inc |
| icuio54.dll | Part of ICU, Unicode based globalization library, used by mailcore library | Unicode, Inc |
| icule54.dll | Part of ICU, Unicode based globalization library, used by mailcore library | Unicode, Inc |
| iculx54.dll | Part of ICU, Unicode based globalization library, used by mailcore library | Unicode, Inc |
| icutu54.dll | Part of ICU, Unicode based globalization library, used by mailcore library | Unicode, Inc |
| icuuc54.dll | Part of ICU, Unicode based globalization library, used by mailcore library | Unicode, Inc |
| intl.dll | Libintl is part of Gettext; it is a library that provides native language support to programs.Used in PostgreSQL filter | Daiki Ueno |
| libctemplate.dll | library for fast text templating system | google-ctemplate@googlegroups.com |
| libeay32MD.dll/libeay64MD.dll | Part of the OpenSSL library used for secure data transferring | The OpenSSL Project |
| libetpan.dll | framework for different kinds of mail access. Used by mailcore library | Matt Ronge, Hoà V. Dinh, Robert Widmann, Jonathan Willing |
| libexpat.dll | library for parsing XML used in WebDav plugin | James Clark |
| libmysql.dll | Part of the MySQL Connector library used to connect to MySQL | Oracle Corporation |
| libpq.dll | PostgreSQL Access Library used to connect to PostgreSQL database | The PostgreSQL opensource team |
| librsync.dll | Data transport library that implements the rsync remote-delta algorithm | Martin Pool, Andrew Tridgell |
| libsasl2.dll | Used for integrate authentication mechanisms in Mailcore library | The Cyrus Team |
| libtidy.dll | Part of Tidi library, used by Mailcore library | Dave Raggett |
| libxml2.dll | XML C parser and toolkit used by Mailcore library | Daniel Veillard |
| mailcore2.dll | MailCore is a library for working with e-mail protocols. | Matt Ronge, Hoà V. Dinh, Robert Widmann, Jonathan Willing |
| mysql.exe | Client application for the MySQL database management system | Oracle Corporation |
| mysqldump.exe | Application for dumping MySQL data into files | Igor Romanenko, Oracle Corporation |
| pg_dump.exe | Application for dumping PostgreSQL data into files | The PostgreSQL opensource team |
| psql.exe | Client application for the PostgreSQL database management system | The PostgreSQL opensource team |
| pthreadVC2.dll | POSIX Threads for Windows32 Library | Open Source Software community project |
| Sciter32.dll/Sciter64.dll | Library used for developing GUI of Handy Backup | Terra Informatica Software, Inc; Andrew Fedoniouk |
| ssleay32MD.dll/ssleay64MD.dll | Part of the OpenSSL library used for secure data transferring | The OpenSSL Project |
| StarBurn.dll | Library responsible for working with optical drive devices | StarBurn Software Ltd. |
| TAO.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_AnyTypeCode.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_BiDirGIOP.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CodecFactory.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_Codeset.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CosEvent.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CosEvent_Skel.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CosNaming.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CosNaming_Serv.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CosNaming_skel.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CosNotification.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CosNotification_Serv.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CosNotification_Serv.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CosNotification_Skel.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_CosNotification_Skel.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_DynamicAny.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_ETCL.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_IORTable.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_Messaging.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_Notify_Service.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_PI.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_PortableServer.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_Svc_Utils.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| TAO_Valuetype.dll | Part of CORBA, used for communication of different components | Douglas C. Schmidt |
| VixAllProductsDyn.dll, Vix64AllProductsDyn.dll | The VIX API used for work with virtual machine | VMware, Inc |
| WnASPI32.dll | Library responsible for working with optical drive devices | FrontBack LLC |
| xdelta.exe* | Application that computes difference between two files | Josh McDonald |
| zlib.dll | lossless data-compression library used in some filters | Jean-loup Gailly, Mark Adler |
* Not used, left for backward compatibility with old versions.
Publication of this list is a requirement for the Microsoft "Works with Windows Server 2008" certification program.