Librairies
MicroEJ Library
Check out our available APIs from a large number of software libraries and discover how to add APIs specific to your projects.
- Core Libraries:
| B-ON | B-ON introduces new concepts tailored to these constrained environments, while still adhering to the boundaries of Java semantics, hence the term “Beyond.” | Documentation and Javadoc |
| EDC (Embedded Device Configuration) | The Embedded Device Configuration specification defines the minimal standard runtime environment for embedded devices. | Documentation and Javadoc |
| KF (Kernel and Features) | The Kernel & Features semantic (KF) extends the runtime for managing Multi-Sandboxed Applications. | Documentation and Javadoc |
| SNI (Simple Native Interface) | SNI provides a simple mechanism for implementing native Java methods in the C language. | Documentation and Javadoc |
| Service Loader | Contains service management base interfaces and classes. | Documentation and Javadoc |
- Featured VEE:
| VEE Wear | Documentation and Javadoc | |
| LPFE (Low Power Facer Engine) | VEE Wear supports the Facer Engine, expanding Facer’s extensive watch face catalog of 500,000 faces across all smartwatches, including low-power RTOS watches, enriching the user experience for all users. | Documentation |
| Power | Library available to control an MCU’s power modes. | Documentation |
| VEE Script | VEE Script is a scripting language supported on MICROEJ VEE. Its syntax is a subset of JavaScript. | Documentation |
| VEE Energy | Documentation | |
| DLMS | A library supporting the metering metrology standard DLMS. | On demand |
| Energy Metrology | The Energy Metrology Library is responsible for accessing meter metrology data and parameters. | Javadoc |
- UI/UX Libraries:
| MicroUI | MicroUI Foundation Library provides access to a pixel-based display and inputs. | Documentation and Javadoc |
| Drawings (Raster Graphics Engine) | The raster graphics engine allows the use of shapes rendering and image with transformation rendering algorithms. | Javadoc |
| MicroVG | MicroVG Foundation Library provides vector drawing capabilities. | Documentation and Javadoc |
| Motion | Motion is a library that provides some of the most commonly used easing functions and allows users to define new ones. | Documentation and Javadoc |
| MWT | MWT is a toolkit that simplifies the creation and use of graphical user interface widgets on a pixel-based display. | Documentation and Javadoc |
| Widgets | The Widget library provides very common widgets with basic implementations. | Documentation and Javadoc |
| NLS | Native Language Support (NLS) allows the application to facilitate internationalization. It provides support to manipulate messages and translate them in different languages. | Documentation and Javadoc |
- Connectivity Libraries:
| Android Connectivity | Network connection state and notifications. | Documentation and Javadoc |
| Bluetooth | The Bluetooth API Library provides APIs to use BLE (Bluetooth Low Energy) in an Application. | Documentation and Javadoc |
| Ecom | A lightweight connection framework. | Javadoc |
| Ecom-comm | A serial connector library. | Javadoc |
| Ecom-network | Network interfaces management and IP configurations. | Documentation and Javadoc |
| Ecom-wifi (Wi-Fi Configuration Agent) | Wi-Fi connectivity manager. | Documentation and Javadoc |
| Network | Client and Server TCP/IP sockets. | Documentation and Javadoc |
- Communication Libraries:
| AWS IoT Core Client | AWS IoT Core client, providing publish/subscribe functionalities. | Documentation and Javadoc |
| HTTP Client | OpenJDK HTTP client. | Documentation and Javadoc |
| Hoka (HTTP Server) | HOKA is a tiny extensible Java web server for embedded applications. | Documentation and Javadoc |
| MQTT Client (MicroPaho) | Tiny footprint MQTT 3.1.1 client based on Eclipse Paho Java APIs. | Documentation and Javadoc |
| NTP Client | Simple Network Time Protocol (SNTP) client, used to retrieve the current time from an NTP server. | Documentation and Javadoc |
| REST Client (Resty) | REpresentational State Tranfer (REST) client. | Documentation and Javadoc |
| Websocket | WebSocket client. | Documentation and Javadoc |
- Security Libraries:
| SSL/TLS | Client and Server secure sockets layer using Transport Layer Security (TLS) protocols. | Documentation and Javadoc |
| Security | Cryptographic operations library. | Javadoc |
- Device Management Libraries:
| Device | The Device Foundation Library provides access to the device information. This includes the architecture name and a unique identifier of the device for this architecture. | Documentation and Javadoc |
| Event | The Event Queue Foundation Library provides an asynchronous communication interface between the native world and the Managed world based on events. | Documentation and Javadoc |
| HAL (Hardware Abstraction Layer) | The Hardware Abstraction Layer (HAL) Foundation Library features API that target IO devices, such as GPIOs, analog to/from digital converters (ADC / DAC), etc. The API are very basic in order to be as similar as possible to the BSP drivers. | Documentation and Javadoc |
| SP (Shielded Plug) | The Shielded Plug (SP) library provides data segregation with a clear publish-subscribe API. The data-sharing between modules uses the concept of shared memory blocks, with introspection. | Documentation and Javadoc |
| Trace | A trace library used for code introspection. | Javadoc |
| Time | The library introduces different classes for date, time, date-time, and variations for offset and time zone. | Documentation, Date Javadoc, Calendar Javadoc, and Timezone Javadoc. |
| Watchdog | The WatchdogTimer Foundation Library provides a way to handle hardware watchdog timer. A watchdog is particularly useful if you want to monitor different items of your software system during the runtime. | Documentation and Javadoc |
- Persistent Data Libraries:
| File System | The FS Foundation Library defines a low-level File System framework for embedded devices. It allows you to manage abstract files and directories without worrying about the native underlying File System kind. | Documentation and Javadoc |
| Storage | The storage library uses an identifier to store, retrieve or remove an entry. | Javadoc |
- Multimedia Libraries:
| Audio | The Audio API Library provides APIs to record and play audio in an Application. | Documentation and Javadoc |
- AI Libraries:
| MicroAI | The MicroAI Library provides APIs to interact with trained Machine Learning models, especially to run inferences. | Documentation and Javadoc |
- Location Libraries:
| GNSS/GPS | GNNS stream data retriever. | Javadoc |
- Serialization and Data Format Libraries:
| CBOR | CBOR Encoder and Decoder Library. | Documentation and Javadoc |
| JSON (cacheless) | JSON Writer and Reader Library. | Javadoc |
| org.json.me (with cache) | An org.json.me port. Manipulates JSON objects in Java. | Documentation and Javadoc |
| Protobuf | Protobuf Library. | Javadoc |
| XML | org.kxml2 port. | Documentation and Javadoc |
All libraries are available through MicroEJ Module Repositories and integrated to application projects.
