IoTGateway

IoTGateway is a C# implementation of an IoT gateway. It is self contained, and includes all libraries and frameworks it needs to operate. You can install it by using the following IoT Gateway Setup application. Example applications also include binary downloads.

Apart from the IoT Gateway projects, the solution is divided into different groups of projects and modules:

• Clients
• Content
• Events
• Mocks
• Networking
• Persistence
• Runtime
• Script
• Security
• Services
• Things
• Utilities
• Web Services

License

You should carefully read the following terms and conditions before using this software. Your use of this software indicates your acceptance of this license agreement and warranty. If you do not agree with the terms of this license, or if the terms of this license contradict with your local laws, you must remove any files from the IoT Gateway from your storage devices and cease to use it. The terms of this license are subjects of changes in future versions of the IoT Gateway.

You may not use, copy, emulate, clone, rent, lease, sell, modify, decompile, disassemble, otherwise reverse engineer, or transfer the licensed program, or any subset of the licensed program, except as provided for in this agreement. Any such unauthorised use shall result in immediate and automatic termination of this license and may result in criminal and/or civil prosecution.

The source code provided in this project is provided open for the following uses:

• For Personal evaluation. Personal evaluation means evaluating the code, its libraries and underlying technologies, including learning about underlying technologies.

• For Academic use. If you want to use the following code for academic use, all you need to do is to inform the author of who you are, what academic institution you work for (or study for), and in what projects you intend to use the code. All that is asked in return is for an acknowledgement and visible attribution to this project, inluding a link, and that you do not redistribute the source code, or parts thereof in the solutions you develop. If any solutions developed in an academic setting, become commercial, it will need a commercial license.

• For Security analysis. If you perform any security analysis on the code, to see what security aspects the code might have, all that is asked of you, is that you inform the author of any findings so that any vulnerabilities might be addressed. Such contributions are much appreciated, and will be acknowledged.

Commercial use of the code, in part or in full, in compiled binary form, or its source code, requires a Commercial License. Contact the author for details.

All rights to the source code are reserved and exclusively owned by Waher Data AB. Any contributions made to the project become the intellectual property of Waher Data AB. If you're interested in using the source code, as a whole, or in part, you need a license agreement with the author. You can contact him through LinkedIn.

This software is provided by the copyright holder and contributors "as is" and any express or implied warranties, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose are disclaimed. In no event shall the copyright owner or contributors be liable for any direct, indirect, incidental, special, exemplary, or consequential damages (including, but not limited to, procurement of substitute goods or services; loss of use, data, or profits; or business interruption) however caused and on any theory of liability, whether in contract, strict liability, or tort (including negligence or otherwise) arising in any way out of the use of this software, even if advised of the possibility of such damage.

The IoT Gateway is © Waher Data AB 2016-2017. All rights reserved.

IoT Gateway

The IoT Gateway is represented by the following set of projects. They are back-end server applications and perform communiction with devices, as well as host online content. You can install it by using the following IoT Gateway Setup application.

Project	Type	Link	Project description
Waher.IoTClient.Setup	Wix	Installer	The Waher.IoTClient.Setup project creates a Windows setup application that bootstraps several bundles into one setup application. Apart from installing the IoT Client, it also installs any prerequisites, such as the correct .NET framework. It is based on in Wix framework.
Waher.IoTClient.Win32	Wix	Installer	The Waher.IoTClient.Win32 project creates a Windows MSI package that installs the Windows 32-bit files for the IoT Client. Project is based on in Wix framework.
Waher.IoTGateway	.NET Std 2.0		The Waher.IoTGateway project is a class library that defines the IoT Gateway. The gateway can host any web content. It converts markdown to HTML in real-time. It can be administrated over XMPP using the Waher.Client.WPF application.
Waher.IoTGateway.Console	.NET Core 2.0	Installer	The Waher.IoTGateway.Console project is a console application version of the IoT Gateway. It's easy to use and experiment with.
Waher.IoTGateway.Installers	.NET 4.6.2		The Waher.IoTGateway.Installers project defines custom actions used by the setup application to install the IoT Gateway and dependencies propertly.
Waher.IoTGateway.Resources	.NET Std 1.0		The Waher.IoTGateway.Resources project contains resource files that are common to all IoT Gateway embodiments.
Waher.IoTGateway.Setup	Wix		The Waher.IoTGateway.Setup project creates a Windows setup application that bootstraps several bundles into one setup application. Apart from installing the IoT Gateway, it also installs any prerequisites, such as the correct .NET framework. It is based on in Wix framework.
Waher.IoTGateway.Svc	.NET Core 2.0	Installer	The Waher.IoTGateway.Svc project is a Windows Service version version of the IoT Gateway.
Waher.IoTGateway.Win32	Wix	Installer	The Waher.IoTGateway.Win32 project creates a Windows MSI package that installs the Windows 32-bit files for the IoT Gateway. Project is based on in Wix framework.

Clients

The Clients folder contains projects starting with Waher.Client. and denote client projects. Clients are front-end applications that can be run by users to perform different types of interaction with things or the network.

Project	Type	Link	Project description
Waher.Client.WPF	.NET 4.6.2	Installer	The Waher.Client.WPF project is a simple IoT client that allows you to interact with things and users. If you connect to the network, you can chat with users and things. The client GUI is built using Windows Presentation Foundation (WPF). Chat sessions support normal plain text content, and rich content based on markdown.
Waher.Client.MqttEventViewer	.NET 4.6.2	Executable	The Waher.Client.MqttEventViewer project defines a simple WPF client application that subscribes to an MQTT topic and displays any events it receivs. Events are parsed as XML fragments, according to the schema defined in XEP-0337.

Content

The Content folder contains libraries that manage Internet Content, and Internet Content Type encodings and decodings.

Project	Type	Link	Project description
Waher.Content	.NET Std 1.3	NuGet	The Waher.Content project is a class library that provides basic abstraction for Internet Content Type, and basic encodings and decodings. This includes handling and parsing of common data types.
Waher.Content.Emoji	.NET Std 1.3	NuGet	The Waher.Content.Emoji project contains utilities for working with emojis.
Waher.Content.Emoji.Emoji1	.NET Std 1.3	NuGet	The Waher.Content.Emoji.Emoji1 project provide free emojis from Emoji One to content applications.
Waher.Content.Images	.NET Std 1.3	NuGet	The Waher.Content.Images project contains encoders and decoders for images. It uses SkiaSharp for cross-platform 2D graphics manipulation.
Waher.Content.Markdown	.NET Std 1.3	NuGet	The Waher.Content.Markdown project parses markdown documents and transforms them to other formats, such as HTML, Plain text and XAML. For a description of the markdown flavour supported by the parser, see Markdown documentation.
Waher.Content.Markdown.Web	.NET Std 1.3	NuGet	The Waher.Content.Markdown.Web project allows the publishing of web content using Markdown. The library converts Markdown documents in real-time to HTML when hosted using the web server defined in Waher.Content.HTTP.
Waher.Content.Markdown.Web.UWP	.NET Std 1.3	NuGet	The Waher.Content.Markdown.Web.UWP project allows the publishing of web content using Markdown. The library converts Markdown documents in real-time to HTML when hosted using the web server defined in Waher.Content.HTTP.UWP.
Waher.Content.Xml	.NET Std 1.3	NuGet	The Waher.Content.Xml project helps with encoding and decoding of XML. It integrates with the architecture defined in Waher.Content.
Waher.Content.Xsl	.NET Std 2.0	NuGet	The Waher.Content.Xsl project helps with validating and transforming XML documents. It integrates with the architecture defined in Waher.Content.

The folder also contains the following unit test projects:

Project	Type	Project description
Waher.Content.Markdown.Test	.NET 4.6.2	The Waher.Content.Markdown.Test project contains unit tests for the Waher.Content.Markdown project.
Waher.Content.Test	.NET 4.6.2	The Waher.Content.Test project contains unit tests for the Waher.Content project.

Events

The Events folder contains libraries that manage different aspects of event logging in networks.

Project	Type	Link	Project description
Waher.Events	.NET Std 1.3	NuGet	The Waher.Events project provides the basic architecture and framework for event logging in applications. It uses the static class Log as a hub for all type of event logging in applications. To this hub you can register any number of Event Sinks that receive events and distribute them according to implementation details in each one. By logging all events to Log you have a configurable environment where you can change logging according to specific needs of the project.
Waher.Events.Console	.NET Std 1.3	NuGet	The Waher.Events.Console project provides a simple event sink, that outputs events to the console standard output. Useful, if creating simple console applications.
Waher.Events.Documentation	XML		The Waher.Events.Documentation project contains documentation of specific important events. This documentation includes Event IDs and any parameters they are supposed to include.
Waher.Events.Files	.NET Std 1.3	NuGet	The Waher.Events.Files project defines event sinks that outputs events to files. Supported formats are plain text and XML. XML files can be transformed using XSLT to other formats, such as HTML.
Waher.Events.MQTT	.NET Std 1.3	NuGet	The Waher.Events.MQTT project defines an event sink that sends events to an MQTT topic. Events are sent as XML fragments, according to the schema defined in XEP-0337.
Waher.Events.MQTT.UWP	UWP	NuGet	The Waher.Events.MQTT.UWP project provides a Universal Windows Platform compatible version of the Waher.Events.MQTT Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Events.Persistence	.NET Std 1.3	NuGet	The Waher.Events.Persistence project creates an even sink that stores incoming (logged) events in the local object database, as defined by Waher.Persistence. Event life time in the database is defined in the constructor. Searches can be made for historical events.
Waher.Events.Statistics	.NET Std 1.3	NuGet	The Waher.Events.Statistics project defines an event sink that computes statistics of events being logged.
Waher.Events.WindowsEventLog	.NET Std 1.3	NuGet	The Waher.Events.WindowsEventLog project defines an event sink that logs events to a Windows Event Log.
Waher.Events.XMPP	.NET Std 1.3	NuGet	The Waher.Events.XMPP project defines an event sink that distributes events over XMPP, according to XEP-0337.
Waher.Events.XMPP.UWP	UWP	NuGet	The Waher.Events.XMPP.UWP project provides a reduced Universal Windows Platform compatible version of the Waher.Events.XMPP Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.

Mocks

The Mocks folder contains projects that implement different mock devices. These can be used as development tools to test technologies, implementation, networks and tools.

Project	Type	Link	Project description
Waher.Mock	.NET Std 2.0	NuGet	The Waher.Mock project is a class library that provides support for simple mock applications. This includes simple network configuration.
Waher.Mock.Lamp	.NET 4.6.2		The Waher.Mock.Lamp project simulates a simple lamp switch with an XMPP interface.
Waher.Mock.Lamp.UWP	UWP		The Waher.Mock.Lamp.UWP project provides a Universal Windows Platform compatible version of the Waher.Mock.Lamp mock application. This application can be run on Windows 10, including on Rasperry Pi.
Waher.Mock.Temperature	.NET 4.6.2		The Waher.Mock.Temperature project simulates a simple temperature sensor with an XMPP interface.
Waher.Mock.Temperature.UWP	UWP		The Waher.Mock.Temperature.UWP project provides a Universal Windows Platform compatible version of the Waher.Mock.Temperature mock application. This application can be run on Windows 10, including on Rasperry Pi.
Waher.Mock.UWP	UWP	NuGet	The Waher.Mock.UWP project provides a reduced Universal Windows Platform compatible version of the Waher.Mock Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi. It is limited in that it does not provide a console dialog for editing connection parameters if none exist. It does not include schema validation of XML configuration files either.

Networking

The Networking folder contains libraries that manage different aspects of network communication.

Project	Type	Link	Project description
Waher.Networking	.NET Std 1.3	NuGet	The Waher.Networking project provides the basic architecture and tools for all networking libraries. This includes sniffers, etc.
Waher.Networking.CoAP	.NET Std 1.3	NuGet	The Waher.Networking.CoAP project provides a simple CoAP endpoint client with DTLS support.
Waher.Networking.CoAP.UWP	UWP	NuGet	The Waher.Networking.CoAP.UWP project provides a Universal Windows Platform compatible version of the Waher.Networking.CoAP Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Networking.HTTP	.NET Std 1.3	NuGet	The Waher.Networking.HTTP project provides a simple HTTP server for publishing dynamic content and managing user authentication based on a customizable set of users and privileges.
Waher.Networking.HTTP.UWP	UWP	NuGet	The Waher.Networking.HTTP.UWP project provides a Universal Windows Platform compatible version of the Waher.Networking.HTTP Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Networking.LWM2M	.NET Std 1.3	NuGet	The Waher.Networking.LWM2M project provides LWM2M interfaces for your application, using the CoAP library defined in Waher.Networking.CoAP.
Waher.Networking.LWM2M.UWP	UWP	NuGet	The Waher.Networking.LWM2M.UWP project provides a Universal Windows Platform compatible version of the Waher.Networking.LWM2M Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Networking.MQTT	.NET Std 1.3	NuGet	The Waher.Networking.MQTT project provides a simple MQTT client.
Waher.Networking.MQTT.UWP	UWP	NuGet	The Waher.Networking.MQTT.UWP project provides a Universal Windows Platform compatible version of the Waher.Networking.MQTT Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Networking.PeerToPeer	.NET Std 1.3	NuGet	The Waher.Networking.PeerToPeer project provides tools for peer-to-peer and multi-player communication.
Waher.Networking.UPnP	.NET Std 1.3	NuGet	The Waher.Networking.UPnP project provides tools for searching and interacting with devices in the local area network using the UPnP protocol.
Waher.Networking.XMPP	.NET Std 1.3	NuGet	The Waher.Networking.XMPP project provides a simple XMPP client.
Waher.Networking.XMPP.Chat	.NET Std 1.3	NuGet	The Waher.Networking.XMPP.Chat project provides a simple XMPP chat server bot for things, that is added to the XMPP client defined in Waher.Networking.XMPP. It supports markdown, and follows the chat semantics outlined in this proto-XEP: Chat Interface for Internet of Things Devices
Waher.Networking.XMPP.Chat.UWP	UWP	NuGet	The Waher.Networking.XMPP.Chat.UWP project provides a reduced Universal Windows Platform compatible version of the Waher.Networking.XMPP.Chat Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Networking.XMPP.Concentrator	.NET Std 1.3	NuGet	The Waher.Networking.XMPP.Concentrator project provides an add-on to the XMPP client defined in Waher.Networking.XMPP. This add-on provides client and server concentrator capabilities, as defined in XEP-0326. The concentrator interface allows a device to manage a set of internal virtual devices, all sharing the same XMPP connection.
Waher.Networking.XMPP.Concentrator.UWP	UWP	NuGet	The Waher.Networking.XMPP.Concentrator.UWP project provides a reduced Universal Windows Platform compatible version of the Waher.Networking.XMPP.Concentrator Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Networking.XMPP.Control	.NET Std 1.3	NuGet	The Waher.Networking.XMPP.Control project provides an add-on to the XMPP client defined in Waher.Networking.XMPP. This add-on provides client and server control capabilities, as defined in the IEEE XMPP IoT extensions.
Waher.Networking.XMPP.Control.UWP	UWP	NuGet	The Waher.Networking.XMPP.Control.UWP project provides a reduced Universal Windows Platform compatible version of the Waher.Networking.XMPP.Control Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Networking.XMPP.HTTPX	.NET Std 1.3	NuGet	The Waher.Networking.XMPP.HTTPX project provides an add-on to the XMPP client defined in Waher.Networking.XMPP. This add-on provides client and server HTTPX support, as defined in XEP-0332. It also provides an HTTP proxy for tunneling HTTPX content through an HTTP(S)-based web server hosted by Waher.Networking.HTTP.
Waher.Networking.XMPP.Interoperability	.NET Std 1.3		The Waher.Networking.XMPP.Interoperability project provides an add-on to the XMPP client defined in Waher.Networking.XMPP. This add-on provides client and server interoperability capabilities, as defined in this proto-XEP: Internet of Things - Interoperability
Waher.Networking.XMPP.Interoperability.UWP	UWP		The Waher.Networking.XMPP.Interoperability.UWP project provides a reduced Universal Windows Platform compatible version of the Waher.Networking.XMPP.Interoperability Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Networking.XMPP.P2P	.NET Std 1.3	NuGet	The Waher.Networking.XMPP.P2P project provides classes that help the application do servless XMPP (peer-to-peer) communication, as defined in XEP-0174.
Waher.Networking.XMPP.Provisioning	.NET Std 1.3	NuGet	The Waher.Networking.XMPP.Provisioning project provides an add-on to the XMPP client defined in Waher.Networking.XMPP. This add-on provides client support for provisioning and delegation of trust, as defined in the IEEE XMPP IoT extensions.
Waher.Networking.XMPP.Provisioning.UWP	UWP	NuGet	The Waher.Networking.XMPP.Provisioning.UWP project provides a reduced Universal Windows Platform compatible version of the Waher.Networking.XMPP.Provisioning Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Networking.XMPP.Sensor	.NET Std 1.3	NuGet	The Waher.Networking.XMPP.Sensor project provides an add-on to the XMPP client defined in Waher.Networking.XMPP. This add-on provides client and server sensor capabilities, as defined in the IEEE XMPP IoT extensions.
Waher.Networking.XMPP.Sensor.UWP	UWP	NuGet	The Waher.Networking.XMPP.Sensor.UWP project provides a reduced Universal Windows Platform compatible version of the Waher.Networking.XMPP.Sensor Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.
Waher.Networking.XMPP.UWP	UWP	NuGet	The Waher.Networking.XMPP.UWP project provides a reduced Universal Windows Platform compatible version of the Waher.Networking.XMPP Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.

The folder also contains the following unit test projects:

Project	Type	Project description
Waher.Networking.CoAP.Test	.NET 4.6.2	The Waher.Networking.CoAP.Test project contains unit-tests for the Waher.Networking.CoAP library.
Waher.Networking.HTTP.Test	.NET 4.6.2	The Waher.Networking.HTTP.Test project contains unit-tests for the Waher.Networking.HTTP library.
Waher.Networking.MQTT.Test	.NET 4.6.2	The Waher.Networking.MQTT.Test project contains unit-tests for the Waher.Networking.MQTT library.
Waher.Networking.XMPP.Test	.NET 4.6.2	The Waher.Networking.XMPP.Test project contains unit-tests for the Waher.Networking.XMPP library and add-ons.

Persistence

The Persistence folder contains libraries that manage data persistence in object databases.

Project	Type	Link	Project description
Waher.Persistence	.NET Std 1.3	NuGet	The Waher.Persistence project provides the central interfaces for interaction with object databases. All modules can use the static Database class to persist and find objects in the preconfigured object database.
Waher.Persistence.Files	.NET Std 1.5	NuGet	The Waher.Persistence.Files project allows applications to persist data in files in a simple and efficient manner, through the Waher.Persistence library.
Waher.Persistence.FilesLW	.NET Std 1.3	NuGet	The Waher.Persistence.FilesLW project is a light.weight version of Waher.Persistence.Files. It does not support data encryption, and object serializers are not compiled.
Waher.Persistence.MongoDB	.NET 4.6.2		The Waher.Persistence.MongoDB project provides a MongoDB database provider that can be used for object persistence through the Waher.Persistence library.

The folder also contains the following unit test projects:

Project	Type	Project description
Waher.Persistence.Files.Test	.NET 4.6.2	The Waher.Persistence.Files.Test project contains unit tests for the Waher.Persistence.Files project.
Waher.Persistence.FilesLW.Test	.NET 4.6.2	The Waher.Persistence.FilesLW.Test project contains unit tests for the Waher.Persistence.FilesLW project.
Waher.Persistence.MongoDB.Test	.NET 4.6.2	The Waher.Persistence.MongoDB.Test project contains unit tests for the Waher.Persistence.MongoDB project.

Runtime

The Runtime folder contains libraries that manage different aspects of the runtime environment.

Project	Type	Link	Project description
Waher.Runtime.Cache	.NET Std 1.3	NuGet	The Waher.Runtime.Cache project provides tools for in-memory caching.
Waher.Runtime.Inventory	.NET Std 1.3	NuGet	The Waher.Runtime.Inventory project keeps an inventory of types and interfaces available in your code. It also provides a means to access available types given an interface.
Waher.Runtime.Inventory.Loader	.NET Std 2.0	NuGet	The Waher.Runtime.Inventory.Loader project dynamically loads modules from a folder, and initiates the inventory defined in Waher.Runtime.Inventory with all loaded and referenced assemblies.
Waher.Runtime.Language	.NET Std 1.3	NuGet	The Waher.Runtime.Language project helps applications with language localization.
Waher.Runtime.Settings	.NET Std 1.3	NuGet	The Waher.Runtime.Settings project helps applications maintain a set of persistent settings.
Waher.Runtime.Timing	.NET Std 1.3	NuGet	The Waher.Runtime.Timing project provides tools for timing and scheduling.

The folder also contains the following unit test projects:

Project	Type	Project description
Waher.Runtime.Language.Test	.NET Core 2.0	The Waher.Runtime.Language.Test project contains unit tests for the Waher.Runtime.Language project.

Script

The Script folder contains libraries that manage scripting.

Project	Type	Link	Project description
Waher.Script	.NET Std 1.3	NuGet	The Waher.Script project is a class library that provides basic abstraction and execution model for symbolic math and scripting. It also manages pluggable modules and easy dynamic access to runtime namespaces and types.
Waher.Script.Graphs	.NET Std 1.3	NuGet	The Waher.Script.Graphs project is a class library that adds graphing functions to the script engine. It uses SkiaSharp for cross-platform 2D graphics manipulation.
Waher.Script.Graphs3D	.NET Std 1.3		The Waher.Script.Graphs3D project is a class library that adds 3D-graphing functions to the script engine. It uses SkiaSharp for cross-platform 2D graphics manipulation.
Waher.Script.Lab	.NET 4.6.2	Executable (x86)	The Waher.Script.Lab project is a WPF application that allows you to experiment and work with script.
Waher.Script.Persistence	.NET Std 1.3	NuGet	The Waher.Script.Persistence project is a class library that allows access to the object database defined in the Waher.Persistence library in script.
Waher.Script.Statisics	.NET Std 1.5	NuGet	The Waher.Script.Statisics project is a class library that adds statistical functions to the script engine.

The folder also contains the following unit test projects:

Project	Type	Project description
Waher.Script.Test	.NET 4.6.2	The Waher.Script.Test project contains unit tests for the script-related projects in this section.

Security

The Security folder contains libraries that relate to security and encryption.

Project	Type	Link	Project description
Waher.Security	.NET Std 1.3	NuGet	The Waher.Security project provides a basic security model based on users, roles and privileges. It's not based on operating system features, to allow code to be platform independent.
Waher.Security.DTLS	.NET Std 1.3		The Waher.Security.DTLS project contains a class library implementing the Datagram Transport Layer Security (DTLS) Version 1.2, as defined in RFC 6347. Work in progress.
Waher.Security.JWT	.NET Std 1.3	NuGet	The Waher.Security.JWT project helps applications with the creation and validation of Java Web Tokens (JWT), as defined in RFC 7519.
Waher.Security.JWT.UWP	UWP	NuGet	The Waher.Security.JWT.UWP project provides a Universal Windows Platform compatible version of the Waher.Security.JWT Library. This library can be used to develop applications for Windows 10, on for instance Rasperry Pi.

The folder also contains the following unit test projects:

Project	Type	Project description
Waher.Security.DTLS.Test	.NET 4.6.2	The Waher.Security.JWT.Test project contains unit tests for the Waher.Security.DTLS project.
Waher.Security.JWT.Test	.NET 4.6.2	The Waher.Security.JWT.Test project contains unit tests for the Waher.Security.JWT project.

Services

The Services folder contains standalone service applications.

Project	Type	Link	Project description
Waher.Service.GPIO	UWP		The Waher.Service.GPIO project defines a Universal Windows Platform application that can be installed on Windows 10 IoT devices. It will publish available GPIO inputs/outputs over XMPP sensor, control and chat interfaces. It will also publish Digital and Analog Arduino interfaces, if an Arduino using the Firmata protocol is connected to an USB port of the device. The application can be used to elaborate with GPIO peripherals using a simple chat client.
Waher.Service.PcSensor	.NET 4.6.2	Executable	The Waher.Service.PcSensor project defines an application that converts your PC into an IoT sensor, by publishing performace counters as sensor values. Full Screen Shot 1. Full Screen Shot 2. Full Screen Shot 3.

Things

The Things folder contains libraries that manage data abstraction for things.

Project	Type	Link	Project description
Waher.Things	.NET Std 1.3	NuGet	The Waher.Things project is a class library that provides basic abstraction of things, errors, sensor data and control operations.
Waher.Things.Metering	.NET Std 1.3	NuGet	The Waher.Things.Metering project is a class library that defines a basic metering infrastructure.

Utilities

The Utilities folder contains applications that help the developer or administrator with different tasks.

Project	Type	Link	Project description
Waher.Utility.AnalyzeDB	.NET Core 2.0		The Waher.Utility.AnalyzeDB is a command-line tool that helps you analyze an object database created by the Waher.Persistence.Files or Waher.Persistence.FilesLW libraries, such as the IoT Gateway database.
Waher.Utility.GetEmojiCatalog	.NET 4.6.2		The Waher.Utility.GetEmojiCatalog project downloads an emoji catalog and extracts the information and generates code for handling emojis.
Waher.Utility.Install	.NET Core 2.0		The Waher.Utility.Install is a command-line tool that helps you install pluggable modules into the IoT Gateway.

Web Services

The WebServices folder contains modules that add web service capabilities to projects they are used in.

Project	Type	Link	Project description
Waher.WebService.Script	.NET Std 1.5		The Waher.WebService.Script project provides a web service that can be used to execute script on the server, from the client.

Unit Tests

Unit tests either use MSTest or NUnit v2.6.4.