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diff --git a/opendc-web/opendc-web-server/src/main/webui/components/context/TopologySelector.js b/opendc-web/opendc-web-server/src/main/webui/components/context/TopologySelector.js
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+/*
+ * Copyright (c) 2021 AtLarge Research
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+import { useRouter } from 'next/router'
+import { useState } from 'react'
+import { useTopologies } from '../../data/topology'
+import { Topology } from '../../shapes'
+import ContextSelector from './ContextSelector'
+
+function TopologySelector({ activeTopology }) {
+    const router = useRouter()
+
+    const [isOpen, setOpen] = useState(false)
+    const { data: topologies = [] } = useTopologies(activeTopology?.project?.id, { enabled: isOpen })
+
+    return (
+        <ContextSelector
+            id="topology"
+            toggleText={activeTopology ? `Topology: ${activeTopology.name}` : 'Select topology'}
+            activeItem={activeTopology}
+            items={topologies}
+            onSelect={(topology) => router.push(`/projects/${topology.project.id}/topologies/${topology.number}`)}
+            onToggle={setOpen}
+            isOpen={isOpen}
+        />
+    )
+}
+
+TopologySelector.propTypes = {
+    activeTopology: Topology,
+}
+
+export default TopologySelector