FlexForm for a Plugin with a repeatable section

flexform_myplugin.xml

<T3DataStructure>
	<meta>
		<langDisable>1</langDisable>
	</meta>
	<sheets>
		<sDEF>
			<ROOT>
				<TCEforms>
					<sheetTitle>LLL:EXT:core/Resources/Private/Language/Form/locallang_tabs.xlf:general</sheetTitle>
				</TCEforms>
				<type>array</type>
				<el>
					<settings.field_limit>
						<TCEforms>
							<label>LIMIT</label>
							<config>
								<type>input</type>
								<size>4</size>
								<max>4</max>
								<eval>int</eval>
								<checkbox>0</checkbox>
								<range>
									<upper>999</upper>
									<lower>0</lower>
								</range>
								<default>0</default>
							</config>
						</TCEforms>
					</settings.field_limit>
					<settings.field_options>
						<type>array</type>
						<title>ALL OPTIONS</title>
						<el>
							<field_optioncontainer>
								<type>array</type>
								<title>SINGLE OPTION</title>
								<el>
									<field_title>
										<TCEforms>
											<label>TITLE</label>
											<config>
												<type>input</type>
												<size>48</size>
												<eval>trim</eval>
											</config>
										</TCEforms>
									</field_title>
									<field_filter>
										<TCEforms>
											<label>FILTER</label>
											<config>
												<type>input</type>
												<size>48</size>
												<eval>trim</eval>
											</config>
										</TCEforms>
									</field_filter>
								</el>
							</field_optioncontainer>
						</el>
						<section>1</section>
					</settings.field_options>
				</el>
			</ROOT>
		</sDEF>
	</sheets>
</T3DataStructure>

preview.png