wp-remove-scripts.php

//Supprimer les scripts et css de la page d'accueil

function remove_scripts_home() {
    if (is_home()){
		wp_dequeue_script( 'script_handle' );
		wp_deregister_script( 'script_handle' );
	}
}
add_action('wp_print_scripts', 'remove_scripts_home', 100);

function remove_styles_home() {
    if (is_home()){
		wp_dequeue_style( 'style_handle' );
		wp_deregister_style( 'style_handle' );
	}
}
add_action('wp_print_styles', 'remove_styles_home', 100);</pre>
Remplacez script_handle et style_handle par le nom (handle) du script/css trouvé grâce à l'étape 1.

Pour ce site j'utilise cette configuration :
<pre class="lang:default decode:true">//remove home scripts and styles 
function remove_scripts_home() {
    if (is_home()){
		wp_dequeue_script( 'crayon_js' );
		wp_deregister_script( 'crayon_js' );

		wp_dequeue_script( 'bp-confirm' );
		wp_deregister_script( 'bp-confirm' );

		wp_dequeue_script( 'bp-legacy-js' );
		wp_deregister_script( 'bp-legacy-js' );

		wp_dequeue_script( 'jquery-form' );
		wp_deregister_script( 'jquery-form' );

		wp_dequeue_script( 'frontjs' );
		wp_deregister_script( 'frontjs' );

		wp_dequeue_script( 'jquery-choosen' );
		wp_deregister_script( 'jquery-choosen' );

		wp_dequeue_script( 'dwqa_simplemde' );
		wp_deregister_script( 'dwqa_simplemde' );

		wp_dequeue_script( 'wp-embed' );
		wp_deregister_script( 'wp-embed' );
		
		wp_dequeue_script( 'modernizr' );
		wp_deregister_script( 'modernizr' );
		
		wp_dequeue_script( 'tc-fancybox' );
		wp_deregister_script( 'tc-fancybox' );
		
		wp_dequeue_script( 'jquery-ui-core' );
		wp_deregister_script( 'jquery-ui-core' );
	}
}
add_action('wp_print_scripts', 'remove_scripts_home', 100);

function remove_styles_home() {
    if (is_home()){
		wp_dequeue_style( 'crayon' );
		wp_deregister_style( 'crayon' );

		wp_dequeue_style( 'crayon-theme-github' );
		wp_deregister_style( 'crayon-theme-github' );

		wp_dequeue_style( 'crayon-font-monaco' );
		wp_deregister_style( 'crayon-font-monaco' );

		wp_dequeue_style( 'bp-admin-bar' );
		wp_deregister_style( 'bp-admin-bar' );

		wp_dequeue_style( 'bp-legacy-css' );
		wp_deregister_style( 'bp-legacy-css' );

		wp_dequeue_style( 'wpdm-front' );
		wp_deregister_style( 'wpdm-front' );

		wp_dequeue_style( 'dwqa-style' );
		wp_deregister_style( 'dwqa-style' );

		wp_dequeue_style( 'dwqa-style-rtl' );
		wp_deregister_style( 'dwqa-style-rtl' );

		wp_dequeue_style( 'dwqa_simplemde' );
		wp_deregister_style( 'dwqa_simplemde' );

		wp_dequeue_style( 'dwqa_leaderboard' );
		wp_deregister_style( 'dwqa_leaderboard' );
		
		wp_dequeue_style( 'customizr-style' );
		wp_deregister_style( 'customizr-style' );
		
		wp_dequeue_style( 'fancyboxcss' );
		wp_deregister_style( 'fancyboxcss' );
	}
}
add_action('wp_print_styles', 'remove_styles_home', 100);