JavaBoutique - Jini Watch: News, specification links, resources.
Jini Community: Main site for all Jini community members and interested parties.
Jini Connection Technology: Primary Sun Microsystems site. "Jini enables spontaneous networking of a wide variety of hardware, software, and services."
Jini Corner at Artima.com: Jini-users FAQ, links to Jini resources on the web, discussion forum, a Jini interface repository, the service UI specification, and articles about Jini from the Jiniology column.
Jini Network Technology Specifications: Downloadable, with links.
Jini Planet: Information, by Jini developer, author of "Core Jini", Keith Edwards.
Jini Technology Site: Main Jini site for developers.
Jini tools: Open source tools for Java Jini setup, troubleshooting, and development.
Jini WikiWeb: Wiki website about Jini technology and the Jini Community.
JINI-USERS: Jini related maillist. Subscribe or search archives.
Jini-users archives: Archives of the Jini-users mailinglist.
Ken Arnold: Co-author of "The Java Programming Language", developed transaction and storage mechanisms for Jini.
Netbeans Jini support: The Netbeans development environment for Java supports Jini development.
Nuggets for Jini: Simple Jini examples with explanations.
Openwings: Sun & Motorola sponsored open specifications for a framework that enables the development of highly available, secure, distributed systems for mission critical applications. The first implementation is built on Jini.
Rio Architecture Overview: Rio is a layer on top of Jini that addresses quality of service, deployment and failover of Jini services (PDF).
Yahoo! Groups : jini_javaspaces: A group concerned with the development and application of Jini/JavaSpaces-based software.