diff --git a/src/main/java/org/scijava/plugins/commands/io/FileListProvider.java b/src/main/java/org/scijava/plugins/commands/io/FileListProvider.java
new file mode 100644
index 0000000..5d20741
--- /dev/null
+++ b/src/main/java/org/scijava/plugins/commands/io/FileListProvider.java
@@ -0,0 +1,76 @@
+package org.scijava.plugins.commands.io;
+
+import java.io.File;
+import java.io.FileFilter;
+import java.io.IOException;
+import java.nio.file.Files;
+
+import org.scijava.ItemIO;
+import org.scijava.command.Command;
+import org.scijava.command.ContextCommand;
+import org.scijava.log.LogService;
+import org.scijava.plugin.Parameter;
+import org.scijava.plugin.Plugin;
+import org.scijava.widget.FileWidget;
+
+/**
+ * Returns a list of files with the given extensions
+ * 
+ * @author Jan Eglinger
+ */
+@Plugin(type = Command.class, headless = true)
+public class FileListProvider extends ContextCommand {
+
+	@Parameter
+	private LogService logService;
+
+	@Parameter(style = FileWidget.DIRECTORY_STYLE)
+	private File inputFolder;
+
+	@Parameter(required = false)
+	private String extensions = "";
+
+	@Parameter(required = false)
+	private boolean recursive = true;
+
+	@Parameter(type = ItemIO.OUTPUT)
+	private File[] files;
+
+	@Override
+	public void run() {
+		String[] extensionList = extensions.trim().split("/");
+
+		// Create FileFilter from extensions
+		FileFilter filter = new FileFilter() {
+
+			@Override
+			public boolean accept(File pathname) {
+				if (extensionList.length == 0)
+					return pathname.isFile();
+
+				for (String ext : extensionList) {
+					if (pathname.getName().toLowerCase()
+							.endsWith(ext.toLowerCase())
+							&& pathname.isFile())
+						return true;
+				}
+				return false;
+			}
+		};
+
+		if (recursive) {
+			// Recursively list files
+			try {
+				files = (Files.walk(inputFolder.toPath()).filter(path -> filter
+						.accept(path.toFile()))).map(path -> path.toFile())
+						.toArray(File[]::new);
+			} catch (IOException exc) {
+				logService
+						.error("Error when trying to retrieve file list", exc);
+			}
+		} else {
+			// Get non-recursive only for this folder
+			files = inputFolder.listFiles(filter);
+		}
+	}
+}