- From: David Janes <davidjanes@davidjanes.com>
- Date: Tue, 2 Jun 2015 08:30:54 -0400
- To: Dave Raggett <dsr@w3.org>
- Cc: public-web-of-things@w3.org
- Message-ID: <CACp1KyPDaJ0Kq0in1Ca_WmDUD0C8kLy0RDzmb0EPJ-GDqiD7Wg@mail.gmail.com>
Just to clarify, _this_ mailing list - "public-web-of-things@w3.org" - is where we're having discussions about this? D. On Tue, Jun 2, 2015 at 7:05 AM, W3C Community Development Team < team-community-process@w3.org> wrote: > The Web grew strong on the back of open source and a community of > enthusiasts. > Now, improvements in electronics are fuelling the Internet of Things, and > we > have a limited window of opportunity to create and establish strong open > standards on a world wide scale for the IoT. > > Right now, the IoT suffers from fragmentation and data silos. Without > strong > open standards, we’re likely to see competing proprietary solutions that > increase the costs for developers and limit the potential. > > W3C is one of the few organizations that can define global standards to > enable > discovery and interoperability of services on a world wide basis. We want > to > extend the Web from a Web of pages to a Web of Things. > > The value proposition is enabling lowered development costs and unlocking > data > silos by bridging IoT platforms through the Web at a range of device > scales from > microcontrollers to cloud-based server farms. > > We will do this via a core model of services in terms of metadata, events, > properties and actions, that is bound to a variety of protocols as no one > protocol will fulfill all needs. By bindings, we mean how to use the > protocols > to notify events and property updates, and how to invoke actions and > return the > results via REST based messages for each protocol. > > The importance of this core model of services is that it simplifies the > scripting of services by decoupling the details of the communication > protocols. > The server uses the models to automatically create local objects for > scripts to > interact with in place of having to directly drive the protocols. This > makes it > easier to build highly scalable servers which are free to use the > protocols best > suited to the requirements. > > We would like to achieve this through open source projects for Web of > Things > servers for a number of different device types, and a start has been made > with > an implementation based on NodeJS. This is still at a very early stage, > but it > nonetheless suggests the potential. > > https://github.com/w3c/web-of-things-framework > > The initial code uses HTTP to access the descriptions of “things” > represented in JSON-LD, i.e. the semantics are founded on W3C’s work on > Linked > Data, but expressed with the simplicity of JSON. The messaging is built on > top > of WebSockets. > > The idea is to extend this to support a wider range of protocols, > including MQTT > and XMPP as well as pure HTTP solutions. The roadmap calls for work on > supporting richer metadata for security, privacy and communication > patterns. We > also are looking for help with work on device drivers, both for direct > access, > e.g. through GPIO ports on the device hosting the server, or through IoT > technologies such as Bluetooth and ZigBee. We’re also looking for people > interested in open source development of highly scalable cloud based > servers, > building on the firm foundation of existing projects. > > So if you are willing to help with software development for the Web of > Things > servers, that would be greatly appreciated. In addition, to the NodeJS > server, > we anticipate work on servers for microcontrollers, e.g. building upon > existing > open source projects for CoAP and MQTT. Potential target devices include > the > Arduino and the more powerful ESP8266. Like the Web of pages, we expect > that > developers will want to choose which programming languages they use, e.g. > JavaScript on NodeJS, Lua on NodeMCU, Python on MicroPython, and C/C++ on > the > Arduino IDE. > > To complement work on the software, we will need help with use cases, > design and > documentation, and with test frameworks and associated test suites. We’re > also > looking for people to apply the web of things to practical IoT projects > and to > share their experiences with the wider community, including helping with > hackathons. There is a lot of fun to be had by hobbyists thanks to the low > cost > of microcontrollers, sensor, actuators and associated electronic > components. > There are also opportunities for businesses to exploit open standards as > they > emerge, and to avoid being locked into a particular vendor’s platform. A > strong open source community will stimulate innovation and lower costs > through > shared building blocks and expertise that allows businesses to focus on the > added value they offer to customers. > > We welcome contributions to the open source projects whether extensions to > existing server projects or to new ones like the NodeJS server cited > above. If > you find a bug in the source code or a mistake in the documentation, you > can > help us by submitting an issue to the GitHub repository, and likewise if > you > have suggestions for new features. Even better you can submit a Pull > Request > with a fix. > > We encourage you to join the W3C Web of Things Community Group where > contribution and discussions will happen. Anyone can join and there are no > fees. > The Community Group hosts a publicly archived mailing list, blog and wiki. > We > can also collaborate on documents, e.g. on GitHub. So if you have ideas > you want > present or questions to ask please feel encouraged to do so. Together we > can > build a better Web! > > The Community Group is at: https://www.w3.org/community/wot/ > > n.b. the Community Group has been quiet to date with most of the activity > occurring in the associated W3C Interest Group, but I hope to change that > as we > kick start the effort on open source and applications. If you work for a > W3C > Member Organisation, you are also welcome to join the Interest Group. > > > > ---------- > > This post sent on Web of Things Community Group > > > > 'Building the Web of Things' > > https://www.w3.org/community/wot/2015/06/02/building-the-web-of-things/ > > > > Learn more about the Web of Things Community Group: > > https://www.w3.org/community/wot > > > >
Received on Tuesday, 2 June 2015 12:31:50 UTC