https://addons.mozilla.org/en-US/firefox/addon/2691/
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about:
A developer tool for interacting with web services and other web resources that lets you make HTTP requests, set the entity body, and content type. This allows you to interact with web services and inspect the results...
very neat and useful indeed!
A distributed, highly available and restful search engine. It looks very promising and rather easy to deploy and have working. The killer feature : schema-less indexing (auto-discovery based on conventions). A serious concurrent to Solr ?
Birdfeeder is the prototype implementation of a RESTful, interoperable, Internet-scale microblogging protocol, tentatively called Fethr (Featherweight Entangled Timelines over HTTP Requests). It proposes all the traditionnal features of the microblogging. Can be tested at http://river.cs.rice.edu/bird/
http://www.recessframework.com/
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about:
The Recess! Framework is built from the ground up to conform to the HTTP protocol. This makes REST a natural fit. From 100s to 505s, from GETs to PUTs, Recess! makes it straightforward for your web apps to play nice