The MIT License (MIT) Copyright (c) 2013-2021 Damien P. George 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. -------------------------------------------------------------------------------- Unless specified otherwise (see below), the above license and copyright applies to all files in this repository. Individual files may include additional copyright holders. The various ports of MicroPython may include third-party software that is licensed under different terms. These licenses are summarised in the tree below, please refer to these files and directories for further license and copyright information. Note that (L)GPL-licensed code listed below is only used during the build process and is not part of the compiled source code. / (MIT) /drivers /cc3000 (BSD-3-clause) /cc3100 (BSD-3-clause) /wiznet5k (BSD-3-clause) /lib /asf4 (Apache-2.0) /axtls (BSD-3-clause) /config /scripts /config (GPL-2.0-or-later) /Rules.mak (GPL-2.0) /berkeley-db-1xx (BSD-4-clause) /btstack (See btstack/LICENSE) /cmsis (BSD-3-clause) /crypto-algorithms (NONE) /libhydrogen (ISC) /littlefs (BSD-3-clause) /lwip (BSD-3-clause) /mynewt-nimble (Apache-2.0) /nrfx (BSD-3-clause) /nxp_driver (BSD-3-Clause) /oofatfs (BSD-1-clause) /pico-sdk (BSD-3-clause) /re15 (BSD-3-clause) /stm32lib (BSD-3-clause) /tinytest (BSD-3-clause) /tinyusb (MIT) /uzlib (Zlib) /logo (uses OFL-1.1) /ports /cc3200 /hal (BSD-3-clause) /simplelink (BSD-3-clause) /FreeRTOS (GPL-2.0 with FreeRTOS exception) /stm32 /usbd*.c (MCD-ST Liberty SW License Agreement V2) /stm32_it.* (MIT + BSD-3-clause) /system_stm32*.c (MIT + BSD-3-clause) /boards /startup_stm32*.s (BSD-3-clause) /*/stm32*.h (BSD-3-clause) /usbdev (MCD-ST Liberty SW License Agreement V2) /usbhost (MCD-ST Liberty SW License Agreement V2) /teensy /core (PJRC.COM) /zephyr /src (Apache-2.0) /tools /dfu.py (LGPL-3.0-only)