Alasca A tool to edit and convert your LDAP schemas
Compatible with Linux icon Mac OS X icon

About Alasca

Alasca is a tool that allows system administrators to edit and/or convert LDAP schemas to be used in different LDAP server technologies. Alasca is usefull in LDAP migration projects.

Main features

Numerous features are supported, such as:

  • Reading LDAP schema and navigate through object classes and attributes
  • Managing object identifiers
  • Converting LDAP schema for a specific directory server technologie
  • Editing some extra Active Directory structural attributes

Supported operating systems: Linux icon Mac OS X icon

The following directory server technologies are supported:

  • OpenLDAP 2.3
  • OpenLDAP 2.4 (cn=config LDIF format)
  • IBM Directory Server
  • SUN Directory Server
  • Active Directory


Alasca is the new name of the project CASL (for Convertisseur Automatique de Schema LDAP). Alasca means Ldap Automatic Schema Convertor, the first and the latest A is just for the name.

The first private version of CASL was release in 2006. In 2010, this project is released under GPL license with a new roadmap. In 2011, the name of the project has been changed. The main objective is to translate the software into English, and to support internationalization. The project is also migrated to GitHub.

Alasca is an open source software, covered by the GPL license.