Fess est basé sur [OpenSearch](https://github.com/opensearch-project/OpenSearch), mais aucune connaissance ni expérience d'OpenSearch n'est _nécessaire_. Fess fournit une interface d'administration facile à utiliser pour configurer le système via votre navigateur.

				"application/vnd.otps.ct-kip+xml",
				"application/vnd.palm",
				"application/vnd.paos.xml",
				"application/vnd.pg.format",
				"application/vnd.pg.osasli",
				"application/vnd.piaccess.application-licence",
				"application/vnd.picsel",
				"application/vnd.poc.group-advertisement+xml",
				"application/vnd.pocketlearn",
				"application/vnd.powerbuilder6",
				"application/vnd.powerbuilder6-s",

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