From https://github.com/hello-robot/stretch_web_interface/blob/master/LICENSE.md
The following license applies to the contents of this directory created by Hello Robot Inc. (the "Contents"), but does not cover materials from other sources. This software is intended for use with the Stretch RE1 mobile manipulator, which is a robot produced and sold by Hello Robot Inc.
Copyright 2020 Hello Robot Inc.
The Contents are licensed under the Apache License, Version 2.0 (the "License"). You may not use the Contents except in compliance with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, the Contents are distributed under the License are distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
For further information about the Contents including inquiries about dual licensing, please contact Hello Robot Inc.