Skip to main content



Aim of the resource

Marxan provides decision support to a range of conservation planning problems, including:

  •  The design of new reserve systems
  •  reporting on the performance of existing reserve systems
  •  developing multiple-use zoning plans for natural resource management.
Using the resource
Requirements for using the resource:
<p>All Marxan and associated software, both in the cloud and downloadable, is available free.</p>
Potential benefits from using the resource
Marxan is the most widely used conservation planning tool supporting the design of marine and terrestrial reserves worldwide and is used by more than 1300 users in over 100 countries worldwide.
Practical information
UN languages in which the resource is available:
Contact details
Upload or select existing file – Add new file

Marxan is a suite of tools designed to help decision makers find good solutions to conservation planning problems. This includes free software that can be used to solve several types of planning problems and extensive documentation and examples describing a framework for approaching conservation planning. Marxan is the most frequently used conservation planning software and has been applied to hundreds of spatial conservation planning problems around the world.


Subregions covered