# Notes for NLSR developers If you are new to the NDN software community, please read the [Contributor's Guide](https://github.com/named-data/.github/blob/main/CONTRIBUTING.md). ## Licensing requirements Contributions to NLSR must be licensed under GPL 3.0 or compatible license. If you are choosing GPL 3.0, please use the following license boilerplate in all `.hpp` and `.cpp` files: Include the following header in all `.hpp` and `.cpp` files: /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */ /* * Copyright (c) [Year(s)], [Copyright Holder(s)]. * * This file is part of NLSR (Named-data Link State Routing). * See AUTHORS.md for complete list of NLSR authors and contributors. * * NLSR is free software: you can redistribute it and/or modify it under the terms * of the GNU General Public License as published by the Free Software Foundation, * either version 3 of the License, or (at your option) any later version. * * NLSR is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR * PURPOSE. See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along with * NLSR, e.g., in COPYING.md file. If not, see . */ If you are affiliated with an NSF-supported NDN project institution, please use the [NDN Team License Boilerplate](https://redmine.named-data.net/projects/nlsr/wiki/NDN_Team_License_Boilerplate_(NLSR)). ## Recommendations NLSR code is subject to the code style defined [here](https://redmine.named-data.net/projects/nfd/wiki/CodeStyle). NLSR Developer's guide can be found [here](https://github.com/named-data/NLSR/blob/developers-guide/NLSR-Developers-Guide.pdf).