Major parts especially core parts of LuCI are licensed under the Apache License. However there are some parts licensed under different licenses like GNU LGPL or GNU GPL. Files not licensed under the Apache License contain a notice in the sourcecode or in a upper-level module directory.
LuCI - Lua Development Framework Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 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, software distributed under the License is 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. Contains code from: * coxpcall - Copyright 2005 Kepler Project (www.keplerproject.org) * ltn12/luasocket - Copyright 2004-2007 Diego Nehab