ESTK .jsx script to open directory of .ai files and save them as SVGs with standardised artboards (an artboard which perfectly fits the image).

batch_ai_to_svg.jsx

#target illustrator

var  sourceDir, 
		destDir,
		files,
		sourceDoc;

sourceDir = Folder.selectDialog( 'Select the import directory.', '~' );
destDir = Folder.selectDialog( 'Select the export directory.', sourceDir.sourceDir );

files = sourceDir.getFiles("*.ai");
if(files.length == 0){
	alert("No files to import");
}else{
	for(i=0; i < files.length; i++){
		sourceDoc = app.open(files[i]);
		
		// Create new filename
		var ext = '.svg';
		var newName = "";
		var dot = files[i].name.lastIndexOf('.');
		newName += files[i].name.substring(0, dot);
		newName += ext;
		targetFile = new File( destDir + '/' + newName );
		
		// Resize artboard
		app.activeDocument.artboards[0].artboardRect = app.activeDocument.visibleBounds;
		redraw();
		
		// Export as SVG
		var opt = new ExportOptionsSVG();
		sourceDoc.exportFile(targetFile, ExportType.SVG, opt);
		app.activeDocument.close(SaveOptions.DONOTSAVECHANGES);
		sourceDoc = null;
	}
}