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Classes and attributes in the Active Directory schema for Windows Server.

• This download contains the classes and attributes in the Active Directory schema for Windows Server. It contains the classes and attributes for both Active Directory Domain Services (AD DS) and Active Directory Lightweight Directory Services (AD LDS). This information is in the form of files in LDIF format, which are bundled into archive files. Each file contains the classes or attributes, as appropriate, for the entire Active Directory schema, although system-generated (or instance-specific) properties have been removed to simplify machine parsing. The file names indicate the following: whether a file is for AD DS or AD LDS, whether it contains classes or attributes, and the version of Windows Server for which the file is intended.

Files

Status: Live This download is still available on microsoft.com. The downloads below will come directly from the Microsoft Download Center.

File	Size
AD_Classes_and_Attributes__Windows_Server_2008_R2.zip SHA1: 263c4d94ab1472e4c6ed0dcbb28091cb4e9aac23	152 KB
AD_Classes_and_Attributes__Windows_Server_2012.zip SHA1: 86ce35a9df5cdacc2b2502416c5d740a036505a8	165 KB
AD_Classes_and_Attributes__Windows_Server_2012_R2.zip SHA1: b113abf445b488f2666501d5c243ab3277c882d1	170 KB
AD_Classes_and_Attributes__Windows_Server_2016.zip SHA1: 93b82930f3029ec81298e21dcdc93acf2906cf28	172 KB
AD_Classes_and_Attributes__Windows_Server_v1803.zip SHA1: 6891e95941c61f3665f34bb2f156b6693a956890	173 KB
AD_Classes_and_Attributes__Windows_Server_v1903.zip SHA1: b94142df7eb24e42ad623902e05afe31547dcae7	173 KB

File sizes and hashes are retrieved from the Wayback Machine’s indexes. They may not match the latest versions of files hosted on Microsoft servers.

• Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server v1809, Windows Server 2019

• The files are in LDIF format.