Software Licenses

This page lists the open source libraries and their licenses used in the miniSMU ecosystem.

miniSMU MS01 Device Firmware

The miniSMU MS01 device firmware uses the following open source libraries:

mcp3x6x-c-lib

Author: obbo-pl
License: MIT License
Description: Interface library for MCP3564 ADC (Analog-to-Digital Converter)
License URL: MIT License

ESP-IDF

Author: Espressif Systems
License: Apache 2.0 License
Description: Development framework for ESP32 series SoCs
License URL: Apache 2.0 License

LED Strip Driver

Author: Espressif Systems
License: Apache 2.0 License
Description: Driver library for controlling LED strips on the miniSMU device
License URL: Apache 2.0 License

miniSMU Desktop Application

The miniSMU desktop application uses the following open source libraries:

Electron

Version: 30.0.1
License: MIT License
Description: Framework for building desktop applications using web technologies
License URL: MIT License

React

Version: 18.2.0
License: MIT License
Description: JavaScript library for building user interfaces
License URL: MIT License

Redux Toolkit

Version: 1.9.7
License: MIT License
Description: State management library for predictable state containers
License URL: MIT License

Chart.js

Version: 4.4.3
License: MIT License
Description: Simple yet flexible JavaScript charting library for data visualization
License URL: MIT License

SerialPort

Version: 12.0.0
License: MIT License
Description: Node.js library for serial port communication with hardware devices
License URL: MIT License

better-sqlite3

Version: 9.6.0
License: MIT License
Description: Fast SQLite3 database interface for Node.js applications
License URL: MIT License

Tailwind CSS

Version: 3.4.3
License: MIT License
Description: Utility-first CSS framework for rapid UI development
License URL: MIT License

TypeScript

Version: 5.4.5
License: Apache 2.0 License
Description: Typed superset of JavaScript that compiles to plain JavaScript
License URL: Apache 2.0 License

Python Library (minismu_py)

The miniSMU Python library uses the following open source libraries:

pySerial

License: BSD License
Description: Cross-platform serial port access library for Python
License URL: BSD License

Hardware Design Acknowledgments

The miniSMU MS01 hardware design incorporates concepts from the following open source hardware projects:

DIY-SMU Project

Author: Dave Erickson
Project URL: https://www.djerickson.com/diy_smu/
License: Open Source (no copyright or other protections)
Usage: Analog crossover circuit design concepts
Permission: Commercial use explicitly permitted by author

License Attribution

MIT License

Copyright (c) [Year] [Author]

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.

Apache 2.0 License

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.

GPL v3 License

This program 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.

This program 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 this program.  If not, see .

Last updated: 21/08/2025

Documentation