Wuala is secure cloud storage, a haven in the cloud to store your files. You can safely access and share your files with friends, family, and co-workers.

Joost was an Internet TV service, created by Niklas Zennström and Janus Friis (founders of Skype and Kazaa). During 2007-2008 Joost used peer-to-peer TV (P2PTV) technology to distribute content to their Mozilla-based desktop player; in late 2008 this was migrated to use a Flash-based Web player instead.

OLPC's mission is to empower the world's poorest children through education. "We aim to provide each child with a rugged, low-cost, low-power, connected laptop. To this end, we have designed hardware, content and software for collaborative, joyful, and self-empowered learning. With access to this type of tool, children are engaged in their own education, and learn, share, and create together. They become connected to each other, to the world and to a brighter future."

The RepRap project is an initiative to develop a 3D printer that can print most of its own components. RepRap (short for replicating rapid prototyper) uses a variant of fused deposition modeling, an additive manufacturing technique. The project calls it Fused Filament Fabrication (FFF) to avoid trademark issues around the "fused deposition modeling" term.

Wikimapia is a multilingual open-content collaborative map, where anyone can create place tags and share their knowledge. The goal is to describe the whole world by compiling as much useful information about all geographical objects as possible, organize it and provide free access to our data for public domain.

GitHub is a web-based hosting service for software development projects that use the Git revision control system. GitHub offers both paid plans for private repositories, and free accounts for open source projects. As of May 2011, GitHub was the most popular code repository site for open source projects.

SourceForge is a web-based source code repository. It acts as a centralized location for software developers to control and manage free and open source software development. It was the first to offer this service for free to open source projects. The website runs a version of SourceForge Enterprise Edition, forked from the last open-source version available. As of May 2013, the SourceForge repository hosts more than 300,000 projects and has more than 3 million registered users, although not all are active.

ThingSpeak is an open source “Internet of Things” application and API to store and retrieve data from things using HTTP over the Internet or via a Local Area Network. With ThingSpeak, you can create sensor logging applications, location tracking applications, and a social network of things with status updates.

Skype is a freemium voice-over-IP service and instant messaging client, developed by the Microsoft Skype Division. Is a hybrid peer-to-peer and client–server system. It makes use of background processing on computers running Skype software, and this is reflected in Skype's original proposed name of Sky Peer-to-Peer.

The aim of HELibTech is to provide a starting point for anyone interested in library technology in Higher Education. HELibTech aim is to contribute into opening up the library technology market, involving all stakeholders in a 'conversation' (if you need help with adding your own article to the HELibtech wiki, you can contact the site's wikimaster).The focus is UK but most of the issues hope to be relevant elsewhere. It presents itself as a free and open community resource. However it is a commercial enterprise. The website is managed by Ken Chad Consulting.