Binhound
Music, video, Movies and Photographs/Images Focuses on alt.binaries groups.
CyberFiber Newsgroups
Searchable directory to newsgroups on the Internet.
Delà News Project
Open source project for a distributed searchable Usenet archive.
Google Groups
Google has acquired Deja.com's Usenet Archive. Entries date back to the early days of Usenet.
Ithaki Usenet & Mailing Lists
Search for Usenet newsgroups, newsgroup posts and mailing lists hosted at Google, Yahoo, Topica and other hosts.
Linuxbroker: Newsgroups
Search Linux newsgroups in the alt.os.linux.* and comp.os.linux.* hierarchies. Daily news and applications releases tracking are also available.
NetNews Tracker
Free service that searches Usenet newsgroups daily for any phrases that you choose, then delivers any new hits to you via e-mail.
News Group Search
Search all of the major UseNet newsgroup postings from one page.
NewsArch
An archive for selected mailing lists and newsgroups, with a focus on computer programming. Simple search feature available.
NewsgroupAlert.com
Service where users set up automatic searches and are notified via email when a post matches the search criteria. Use the web interface to review search results.
Newzbin
Index of usenet content which may enable you to download items from another server. The focus is on binaries (for example software, music, or video).
Newzsearch
Search for binaries/movies/mp3s in alt.binaries.*. Automatic multipart detection.
ngindex.com
Search binary newsgroups based on subject and/or file name. Browse groups. Subscription based (or view nfo files - informational descriptions of the binaries - for free).
Paingwin's NNTP Server Checker
Searches webpage for NNTP links and connects to each of them to find working ones. You can also search for a specific newsgroup. Very easy to use, pretty interface, lots of options, and produces an HTML webpage with the results.
Prolix
Collects messages from several computing related newsgroups and stores them in a searchable database.
Usenet Address Database
Search for e-mail addresses if you know the name of a person, or the name of the organization that provides their net access. Returns the entries from addresses collected from Usenet postings between July 1991 and February 1996.
Usenet Newsgroups Activity Statistics
Lists the most popular newsgroups based on articles read or posted, bytes posted, and most significant change in number of articles.
Usenetix
Picture search engine featuring fast thumbnails, automatic grouping by series, and single-click batch download. Subscription service.
Usenetsearch.net - NZB Generator & Binary News
Usenetsearch.net is a FREE Binary Newsgroup Searchengine. Create NZB files on-the-fly.