All-Ohio Threaded Rod Company
Manufacturer of threaded rods, threaded studs, industrial bolts, anchor bolts, galvanized bolts and stainless fasteners. Shipments to northeast Ohio, Pennsylvania.
http://allohiorod.com

Marshall Sales, Inc.
Distributes rivets, threaded inserts, threaded products and fastening systems, such as tools and fixtures.
http://www.marshallsales.com/

QuickDNS
Speed up webserver log analysis by performing all the DNS lookups completely multi-threaded with this utility. 20x faster than the normal (single-threaded) method.
http://www.analogx.com/contents/download/network/qdns.htm

Lancaster Threaded Products, Inc. (LTP)
Manufacturer of threaded and unthreaded rod and bar products, flat washers and nuts in many different finishes, sizes and materials, based in Lancaster, PA.
http://www.lancasterthreaded.com

Async
Async is a multi-threaded activex component that gives visual basic developers the ability to create multi-threaded applications and dlls.
http://www.evansprogramming.com/async.asp

Threaded Intercal
Malcolm Ryan's proposed standard for Threaded Intercal, version 0.2.
http://www.cse.unsw.edu.au/~malcolmr/intercal/threaded.html

Genify: Smalltalk MT
Compiled Smalltalk. Design and deploy fastest Smalltalk applications available, head-to-head with C/C++, no compromise. Many samples, subscription library for serious development. Build Web servers, free-threaded COM components, multi-threaded DLLs and EXEs, games using DirectX library. Access APIs, callbacks, COM components directly from development environment.
http://www.genify.com/

HalfTime Technologies
Thread Factory is a component library for creating multi-threaded applications. Includes asynchronous calling convention that parallels COM+ with Begin_xxx and Finish_xxx methods and asynchronous error handling. HalfTime Active Show is a multi-threaded component library for adding graphics and sound to desktop applications. MouseTrap is a free component library that allows capture mouse events.
http://www.halfx.com/

RumAVL
freshmeat maintains the Web's largest index of Unix and cross-platform open source software. Thousands of applications are meticulously cataloged in the freshmeat database, and links to new code are added daily.
http://freshmeat.net/projects/rumavl/

Knews
A threaded newsreader with an X Window interface.
http://www.matematik.su.se/users/kjj/knews.html