diff --git a/.gitignore b/.gitignore
index 3ca30a8..f8d63e5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,4 +4,4 @@ node_modules
 package-lock.json
 /frontend/dist/
 /backend/server.pem
-
+/testdata/
diff --git a/frontend/rollup.config.js b/frontend/rollup.config.js
index 7032717..1b9adb6 100755
--- a/frontend/rollup.config.js
+++ b/frontend/rollup.config.js
@@ -16,7 +16,7 @@ export default {
   },
   plugins: [
     includePaths({
-      paths: ['src/js', 'src/js/widget', 'src/js/misc', 'src/js/component', 'src/js/page']
+      paths: ['src/js', 'src/js/widget', 'src/js/misc', 'src/js/component', 'src/js/page', 'src/js/dialog']
     }),
     copy({
       'src/html/index.html': 'dist/index.html',
diff --git a/frontend/src/js/component/wb-collection-listing.js b/frontend/src/js/component/wb-collection-listing.js
index 0eeb5e6..9523399 100644
--- a/frontend/src/js/component/wb-collection-listing.js
+++ b/frontend/src/js/component/wb-collection-listing.js
@@ -21,6 +21,8 @@ class WBCollectionListing extends Component {
   }
 
   prepareRows(items, ownerLookup) {
+    let { app } = this.props;
+    
     return items.map(item => [
       (<div>
         <div>
@@ -42,10 +44,16 @@ class WBCollectionListing extends Component {
       item['file_count'],
       filesize(item['file_size_total']),
       (<div>
+        <button class="btn btn-outline-warning m-1" title="Add to Toolbox"
+          onclick={ () => (app.addToToolbox(item.uuid)) }>
+          <i class="fas fa-toolbox"></i>
+        </button>
+
         <a class="btn btn-outline-primary m-1" title="Properties"
           href={ urlForObject(item, 'properties') }>
           <i class="fas fa-list-ul"></i>
         </a>
+
         <button class="btn btn-outline-danger m-1" title="Delete">
           <i class="fas fa-trash"></i>
         </button>
diff --git a/frontend/src/js/component/wb-project-listing.js b/frontend/src/js/component/wb-project-listing.js
index cb107d1..9d37885 100644
--- a/frontend/src/js/component/wb-project-listing.js
+++ b/frontend/src/js/component/wb-project-listing.js
@@ -17,6 +17,8 @@ class WBProjectListing extends Component {
   }
 
   prepareRows(items) {
+    let { app } = this.props;
+    
     return items.map(item => [
       (<div>
         <div>
@@ -26,7 +28,13 @@ class WBProjectListing extends Component {
         <div>{ item['uuid'] }</div>
       </div>),
       item['description'],
-      item['owner_uuid']
+      item['owner_uuid'],
+      (<div>
+        <button class="btn btn-outline-warning m-1" title="Add to Toolbox"
+          onclick={ () => (app.addToToolbox(item.uuid)) }>
+          <i class="fas fa-toolbox"></i>
+        </button>
+      </div>)
     ]);
   }
 
@@ -57,8 +65,9 @@ class WBProjectListing extends Component {
   render({ arvHost, arvToken, ownerUuid, activePage, onPageChanged }, { rows, numPages }) {
     return (
       <div>
-        <WBTable columns={ [ 'Name', 'Description', 'Owner' ] }
+        <WBTable columns={ [ 'Name', 'Description', 'Owner', 'Actions' ] }
           rows={ rows } />
+
         <WBPagination numPages={ numPages }
           activePage={ activePage }
           onPageChanged={ i => onPageChanged(i) } />
diff --git a/frontend/src/js/component/wb-workflow-listing.js b/frontend/src/js/component/wb-workflow-listing.js
index 6329cd1..f7bb05b 100644
--- a/frontend/src/js/component/wb-workflow-listing.js
+++ b/frontend/src/js/component/wb-workflow-listing.js
@@ -5,6 +5,7 @@ import WBPagination from 'wb-pagination';
 import WBNameAndUuid from 'wb-name-and-uuid';
 import wbFetchObjects from 'wb-fetch-objects';
 import wbFormatDate from 'wb-format-date';
+import urlForObject from 'url-for-object';
 
 class WBWorkflowListing extends Component {
 
@@ -25,7 +26,8 @@ class WBWorkflowListing extends Component {
       ( <WBNameAndUuid uuid={ item.owner_uuid } lookup={ ownerLookup } /> ),
       wbFormatDate(item.created_at),
       (<div>
-        <button class="btn btn-outline-success mx-1 my-1" title="Run"><i class="fas fa-running"></i></button>
+        <a class="btn btn-outline-success mx-1 my-1" title="Launch"
+          href={ urlForObject(item, 'launch') }><i class="fas fa-running"></i></a>
         <button class="btn btn-outline-primary mx-1 my-1" title="View"><i class="far fa-eye"></i></button>
         <button class="btn btn-outline-danger mx-1 my-1" title="Delete"><i class="fas fa-trash"></i></button>
       </div>)
diff --git a/frontend/src/js/deprecated/wb-browse-dialog.js b/frontend/src/js/deprecated/wb-browse-dialog.js
new file mode 100644
index 0000000..7e97ce6
--- /dev/null
+++ b/frontend/src/js/deprecated/wb-browse-dialog.js
@@ -0,0 +1,35 @@
+import { h, Component } from 'preact';
+
+class WBBrowseDialog extends Component {
+  constructor(...args) {
+    super(...args);
+  }
+
+  render({ id }) {
+    return (
+      <div class="modal" id={ id } tabindex="-1" role="dialog">
+        <div class="modal-dialog modal-lg" role="document">
+          <div class="modal-content">
+            <div class="modal-header">
+              <h5 class="modal-title">Browse</h5>
+              <button type="button" class="close" data-dismiss="modal" aria-label="Close">
+                <span aria-hidden="true">&times;</span>
+              </button>
+            </div>
+
+            <div class="modal-body m-0 p-0">
+              <iframe style="width: 100%;" src="/browse" />
+            </div>
+
+            <div class="modal-footer">
+              <button type="button" class="btn btn-primary">Accept</button>
+              <button type="button" class="btn btn-secondary" data-dismiss="modal">Cancel</button>
+            </div>
+          </div>
+        </div>
+      </div>
+    );
+  }
+}
+
+export default WBBrowseDialog;
diff --git a/frontend/src/js/dialog/wb-toolbox-dialog.js b/frontend/src/js/dialog/wb-toolbox-dialog.js
new file mode 100644
index 0000000..4db2a06
--- /dev/null
+++ b/frontend/src/js/dialog/wb-toolbox-dialog.js
@@ -0,0 +1,77 @@
+import { h, Component } from 'preact';
+import WBTable from 'wb-table';
+import WBNameAndUuid from 'wb-name-and-uuid';
+import wbFetchObjects from 'wb-fetch-objects';
+import wbFormatDate from 'wb-format-date';
+
+class WBToolboxDialog extends Component {
+  constructor(...args) {
+    super(...args);
+    this.state.rows = [];
+  }
+
+  componentDidMount() {
+    this.fetchRows();
+  }
+
+  componentWillReceiveProps(nextProps) {
+    this.props = nextProps;
+    this.fetchRows();
+  }
+
+  fetchRows() {
+    const { items } = this.props;
+    const { arvHost, arvToken } = this.props.app.state;
+    let prom = wbFetchObjects(arvHost, arvToken,
+      items);
+    let lookup;
+    prom = prom.then(lkup => (lookup = lkup));
+    prom = prom.then(() => wbFetchObjects(arvHost, arvToken,
+      items.map(uuid => lookup[uuid].owner_uuid)));
+    let ownerLookup;
+    prom = prom.then(lkup => (ownerLookup = lkup));
+    prom = prom.then(() => {
+      const rows = items.map(uuid => {
+        const it = lookup[uuid];
+        const ow = ownerLookup[it.owner_uuid];
+        return [
+          ( <div><input type="checkbox" /></div> ),
+          ( <WBNameAndUuid uuid={ uuid } lookup={ lookup } /> ),
+          it.kind,
+          wbFormatDate(it.created_at),
+          ( <WBNameAndUuid uuid={ it.owner_uuid } lookup={ ownerLookup } /> )
+        ];
+      });
+      this.setState({ rows });
+    });
+  }
+
+  render({ id }, { rows }) {
+    return (
+      <div class="modal" id={ id } tabindex="-1" role="dialog">
+        <div class="modal-dialog modal-lg" role="document">
+          <div class="modal-content">
+            <div class="modal-header">
+              <h5 class="modal-title">Browse Toolbox</h5>
+              <button type="button" class="close" data-dismiss="modal" aria-label="Close">
+                <span aria-hidden="true">&times;</span>
+              </button>
+            </div>
+
+            <div class="modal-body">
+              <WBTable columns={ [ '', 'Name', 'Kind', 'Created At', 'Owner' ] }
+                rows={ rows } />
+            </div>
+
+            <div class="modal-footer">
+              <button type="button" class="btn btn-primary">Accept</button>
+              <button type="button" class="btn btn-secondary" data-dismiss="modal">Cancel</button>
+            </div>
+          </div>
+        </div>
+      </div>
+    );
+  }
+}
+
+export default WBToolboxDialog;
diff --git a/frontend/src/js/misc/url-for-object.js b/frontend/src/js/misc/url-for-object.js
index 9212278..b18e941 100644
--- a/frontend/src/js/misc/url-for-object.js
+++ b/frontend/src/js/misc/url-for-object.js
@@ -8,9 +8,12 @@ function urlForObject(item, mode='primary') {
     return ('/browse/' + item.uuid);
   else if (objectType === 'container_request')
     return ('/process/' + item.uuid);
-  else if (objectType === 'workflow')
-    return ('/workflow/' + item.uuid);
-  else if (objectType === 'collection') {
+  else if (objectType === 'workflow') {
+    if (mode === 'launch')
+      return ('/workflow-launch/' + item.uuid)
+    else
+      return ('/workflow/' + item.uuid);
+  } else if (objectType === 'collection') {
     if (mode === 'primary' || mode === 'browse')
       return ('/collection-browse/' + item.uuid);
     else
diff --git a/frontend/src/js/page/wb-app.js b/frontend/src/js/page/wb-app.js
index 5ec264b..d3c842c 100644
--- a/frontend/src/js/page/wb-app.js
+++ b/frontend/src/js/page/wb-app.js
@@ -19,6 +19,8 @@ class WBApp extends Component {
     this.state.arvToken = window.localStorage['arvToken'];
     if ('currentUser' in window.localStorage)
       this.state.currentUser = JSON.parse(window.localStorage['currentUser']);
+    this.state.toolboxItems = ('toolboxItems' in window.localStorage) ?
+      JSON.parse(window.localStorage['toolboxItems']) : [];
   }
 
   navbarItemUrl(item) {
@@ -43,6 +45,12 @@ class WBApp extends Component {
       route('/process/' + item.uuid)
   }
 
+  addToToolbox(uuid) {
+    this.state.toolboxItems.push(uuid);
+    window.localStorage['toolboxItems'] =
+      JSON.stringify(this.state.toolboxItems);
+  }
+
   render() {
     return (
       <Router>
diff --git a/frontend/src/js/page/wb-browse.js b/frontend/src/js/page/wb-browse.js
index 4a8506c..c61bc83 100644
--- a/frontend/src/js/page/wb-browse.js
+++ b/frontend/src/js/page/wb-browse.js
@@ -38,7 +38,8 @@ class WBBrowse extends Component {
 
         <WBTabs tabs={ [ { 'name': 'Projects', 'isActive': true } ] } />
 
-        <WBProjectListing arvHost={ appState.arvHost }
+        <WBProjectListing app={ app }
+          arvHost={ appState.arvHost }
           arvToken={ appState.arvToken }
           ownerUuid={ ownerUuid }
           itemsPerPage="5"
diff --git a/frontend/src/js/page/wb-launch-workflow-page.js b/frontend/src/js/page/wb-launch-workflow-page.js
index db2ca9e..7c64e86 100644
--- a/frontend/src/js/page/wb-launch-workflow-page.js
+++ b/frontend/src/js/page/wb-launch-workflow-page.js
@@ -1,6 +1,7 @@
 import { h, Component } from 'preact';
 import WBNavbarCommon from 'wb-navbar-common';
 import WBArvadosCrumbs from 'wb-arvados-crumbs';
+import WBToolboxDialog from 'wb-toolbox-dialog';
 import makeArvadosRequest from 'make-arvados-request';
 import linkState from 'linkstate';
 
@@ -25,6 +26,11 @@ function createInputsTemplate(workflow) {
 }
 
 class WBLaunchWorkflowPage extends Component {
+  constructor(...args) {
+    super(...args);
+    this.state.toolboxDialogId = uuid.v4();
+  }
+
   componentDidMount() {
     let { app, workflowUuid } = this.props;
     let { arvHost, arvToken } = app.state;
@@ -43,12 +49,15 @@ class WBLaunchWorkflowPage extends Component {
 
   render({ app, projectUuid, workflowUuid },
     { workflow, processName, processDescription,
-    inputsFunctionText }) {
+    inputsFunctionText, toolboxDialogId }) {
 
     return (
       <div>
         <WBNavbarCommon app={ app } />
 
+        <WBToolboxDialog app={ app } id={ toolboxDialogId }
+          items={ app.state.toolboxItems } />
+
         { workflow ?
           (<form class="container-fluid">
             <h1>Launch Workflow</h1>
@@ -61,6 +70,7 @@ class WBLaunchWorkflowPage extends Component {
             <div class="form-group">
               <label for="projectUuid">Project UUID</label>
               <input type="email" class="form-control" id="projectUuid" placeholder="Enter project uuid" />
+              <button class="btn btn-primary" onclick={ e => { e.preventDefault(); $('#' + toolboxDialogId).modal(); } }>Browse</button>
             </div>
 
             <div class="form-check">