Planet Sinclair Provides details of Sinclair's products from the 1960s to the present day, with a wide range of additional information about Sinclair software houses, personalities, magazines, and of course Sir Clive himself. http://www.nvg.ntnu.no/sinclair

The Sinclair MicroComputer Museum Online gallery of Sinclair products, focusing mainly on the 1980s computers. http://mudhole.spodnet.uk.com/~majik/sinclair/

Sinclair Archaeology Details of Enrico Tedeschi's comprehensive collection of Sinclair memorabilia, dating back more than 40 years. http://www.etedeschi.ndirect.co.uk/sinclair/sinclair.htm

Sinclair Nostalgia Products Site provides snapshots, MIDI files, screen savers, counter digits and information about a lot of hard-to-find clones of the Sinclair machines, focusing particularly on those from Eastern Europe and Russia. http://www.algonet.se/~rsm/zx/

alchemist:research An organisation covering many topics, but mainly a Sinclair user group. http://website.lineone.net/~alchemistresearch/

SinTech Online-Shop Dealer in hardware and software for Sinclair Spectrum and other 8-bit computers. Also the support-line for the ZX Spectrum User Club, Germany. http://www.sintech-shop.de

Home Electronics Service Service, hardware and software providers for Sinclair QL and Z88. Located in San Antonio, Texas, USA. http://members.tripod.com/hes_computing/hes1.html

The Spectrum / ZX81 Technical Information Board Web board for technical information about the ZX Spectrum and ZX81. http://members3.boardhost.com/8bit_ula/

Retrogamer - Sinclair Silicon Photo gallery of Sinclair and Timex Sinclair computer products. Includes the author's swaps list. http://retrogamer.merseyworld.com/sinclair.htm

Australian Sinclair User Group An open and unmoderated discussion forum for Australian based users of Sinclair and related computers. http://groups.yahoo.com/group/aussug/

Sinclair Computers Retailers of used Sinclair computers. http://www.sinclaircomputers.com/

The Lil Old Sinclair Computer Technical Information Repository Technical information concerning ZX Spectrum and ZX81, including instruction and service manuals, layouts and schematics. http://members.lycos.co.uk/eightbitula/

SD Micro Suppliers of Amstrad software and consumables http://members.aol.com/sdmicro