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Welcome to the wiki of the WMS Inspector, a Firefox add-on with tools for working with Web Map Services (WMS)
WMS Inspector provides a set of tools for integrators and developers that work with the Web Map Service (WMS) standard. It aims to ease repetitive tasks like debugging requests or checking which individual services are used from an online mapping application. It also focuses on provide a user-friendly output of the different services’ capabilities.
To get more information about the WMS standard visit
Main features include:
- Load all WMS requests in the current page and their parameters
- Sort requests by service or type
- Individual WMS requests (images or errors) visualitzation on a lateral pane
- Copy services, requests or parameters to the clipboard
- Direct edition of request parameters values
- Output GetCapabilities response as an HTML report or original file
- Services Library: Add your favorite services to the WMS Inspector Library to access them easily
WMS Inspector can be downloaded from addons.mozilla.org (AMO):
Install a development version
If you want to install a development version follow this steps:
- Clone a git repository from the GitHub repository:
git clone git://github.com/amercader/WMS-Inspector.git
Download and extract the source code from
Locate your Firefox profile folder and open the “extensions” folder.
See http://support.mozilla.com/en-us/kb/Profiles for platform specific details.
Create a file named “firstname.lastname@example.org” and edit it to contain the path to the source code you downloaded in the first step.
For further details on setting up a development environment for a Firefox extension, see
The discussion list is the place to request support, propose enhancements and report bugs.
To just post a message on the discussion list, send an email to
Please note that non-subscriber posts will be moderated.
The best way to contribute with the WMS Inspector project is telling your friends, colleagues or lists you are subscribed to about it. Spread the word!
The second best way to contribute is submitting bugs, possible enhancements or comments to the mailing list. Also, if you are a developer interested in contributing with your code, do not hesitate to contact the list.
WMS Inspector has been registered in babelzilla.org, the site dedicated to the localization of Mozilla add-ons. Please, feel free to register and contribute with your translation.
WMS Inspector is released under the GNU GENERAL PUBLIC LICENSE version 3 (GPLv3)
Please check the file LICENSE or the following URL for the full details of this license:
WMS Inspector uses icons from the Silk set by Mark James.