This repository contains open hardware designs for Notecarriers and other Notecard-related hardware available through our online store.
| Item | Description | Contents |
|---|---|---|
| Notecard | Device-to-cloud data pump | Dimensioned drawings and 3D models |
| Notecarrier A | Carrier for battery- and solar-powered wireless applications | Full electrical and mechanical design, plus KiCad |
| Notecarrier CX | Carrier with an onboard STM32L433 MCU | Full electrical and mechanical design, plus KiCad |
| Notecarrier F | Carrier for Adafruit Feather-compatible hosts | Full electrical and mechanical design, plus KiCad |
| Notecarrier Pi | Carrier with a Raspberry Pi-compatible hardware interface | Full electrical and mechanical design, plus KiCad |
| Notecarrier X | Small form-factor carrier with Qwiic and ESLOV ports | Full electrical and mechanical design, plus KiCad |
| Notecarrier XI | Companion carrier for Starnote for Iridium | Full electrical and mechanical design, plus KiCad |
| Notecarrier XM | Minimal small form-factor carrier, without an external SIM slot | Full electrical and mechanical design, plus KiCad |
| Notecarrier XP | Companion carrier for the Notecard XP | Full electrical and mechanical design |
| Notecarrier XS | Ultra-compact small form-factor carrier | Full electrical and mechanical design, plus KiCad |
| Cygnet | STM32L433 in Adafruit Feather form factor | Full electrical design, plus KiCad |
| Swan | STM32L4R5 in Adafruit Feather form factor | Full electrical and mechanical design |
| Starnote | Satellite Notecard companion | 3D models |
| Scoop | Supercapacitor backup power for Notecard applications | Full electrical and mechanical design, plus KiCad |
| Mojo | Energy-usage measurement for battery-powered systems | Full electrical and mechanical design, plus KiCad |
| Airnote | Air quality monitor powered by Notecard | Enclosure 3D models and drawings |
| Wireless for OPTA | Cellular and Wi-Fi connectivity for Arduino Opta | 3D model |
| 3D Models for Enclosures | Community-contributed enclosures, not supported by Blues | Printable STL and STEP models |
| _Legacy Hardware | Components and designs no longer sold | Assorted design files |
Each directory has its own README describing the available versions, the design file formats, and any caveats that apply to that board.
Various other resources that may be useful as you develop hardware around Notecard and Notecarriers.
- Antenna Guide
- Blues Security, Reliability, and Governance
- Designing for XP Variants of the Blues Notecard
- Low-Power Hardware Design
- Notecard Carrier Board Design Guide
- Notecard Real-Time Clock
- Notecarrier A Series Solar JST Input
- Starnote Carrier Board Design Guide
The _Tools directory holds the utilities used to maintain this repository, including the KiCad validation harness that checks the KiCad ports against the shipped fabrication packages.
We love issues, fixes, and pull requests from everyone. By participating in this project, you agree to abide by the Blues Inc. code of conduct.
For details on contributions we accept and the process for contributing, see our contribution guide.
Copyright (c) 2026 Blues Inc. Released under the MIT license. See LICENSE for details.