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OpenLDAP Version 2.7 Feature Release Announcement
August 6, 2026
The OpenLDAP Project is pleased to announce the general availability of OpenLDAP Software version 2.7, a suite of the Lightweight Directory Access Protocol (v3) servers, clients, utilities, documentation, and development tools.
This release contains significant new functions that have been contributed by Symas, its customers, and by other organizations and individuals that use OpenLDAP. As with all new software the Project recommends that users carefully test the software to ensure it meets their needs.
The following new components and capabilities are highlighted for this release:
Featured Enhancements
* libldap enhancements:
DNS SRV record support now also supports ldaps
Support for TPM chips, smartcards, or hardware security modules
Support for the mbedTLS library
* back-mdb enhancements:
Now using LMDB 1.0 which adds page-level database encryption and/or checksums
New OpenLDAP Server Capabilities
General
* New Access Control Features
There is now an explicit "increment" permission for ACLs
ACLs can now be applied to operations and controls
* New lloadd Configuration support
The listen feature can now be modified at runtime
* Index keys use 64 bit hashes by default now instead of 32 bit
Details
Updates to Existing Backends
* back-asyncmeta has improved target connection management
Updates to Existing Overlays
The following updates have been made to existing overlays:
* ppolicy: Added support for dynamic policy selection, per-policy default password hashes, rehashing of passwords on simple bind
* otp: Added support for the LDAP Compare operation
Deprecated Features
* GnuTLS is no longer recommended and scheduled for removal in OpenLDAP 2.8
Obsolete Features that have been removed
* back-perl and back-sql have been removed
See the OpenLDAP 2.7 Administrators Guide Appendix, Section "Changes Since Previous Release" for the full set of new features and enhancements.
ACKNOWLEDGEMENTS
OpenLDAP Software is developed by the OpenLDAP Project. The Project consists of a team of volunteers who use the Internet to coordinate their activities. The Project is an organized activity of the OpenLDAP Foundation.
OpenLDAP Software is derived from University of Michigan LDAP, release 3.3.
AVAILABILITY
This software is available under the OpenLDAP Public License, a non-restrictive, "free", open-source license. Download information is available at:
https://www.OpenLDAP.org/software/download/
Binary distributions are available from a number of sources, including Symas and the Linux Toolbox (LTB) Project
SUPPORT
OpenLDAP Software is user supported:
https://www.openldap.org/support/
In addition, commercial support is available from the vendors listed here:
https://www.openldap.org/support/
The OpenLDAP Administrator's Guide, which includes quick-start instructions, is available at:
https://www.openldap.org/doc/admin25/
In addition, there are also a number of discussion lists related to OpenLDAP Software. A list of mailing lists is available
at:
https://www.OpenLDAP.org/lists/
To report bugs, please use project's Issue Tracking System:
https://bugs.openldap.org/
The OpenLDAP home page containing lots of interesting information and online documentation is available at this URL:
https://www.OpenLDAP.org/
SUPPORTED PLATFORMS
This release has been ported to many UNIX (and UNIX-like) platforms including Darwin, FreeBSD, Linux, NetBSD, OpenBSD and most commercial UNIX systems. The release has also been ported (in part or in whole) to other platforms including Apple MacOS X, IBM zOS, and Microsoft Windows NT/2000/etc.
OpenLDAP is a registered trademark of the OpenLDAP Foundation.
Copyright 1999-2026 The OpenLDAP Foundation, Redwood City, California, USA. All Rights Reserved. Permission to copy and distribute verbatim copies of this document is granted.