Sid Tune Information List (STIL)

Additional information about HVSC's SID tunes, such as cover information, interesting facts, useless trivia, and comments on the tunes by the composers themselves.
http://www.stil.c64.org/

SidFind

c64.org's SID music search engine.
http://www.c64.org/sidfind/

Composers.c64.org

A collection of pictures of C64 composers, samples on how to pronounce their names and their best SID tune.
http://www.composers.c64.org/

Tomten's SID & STIL Search

Search engine for the High Voltage SID Collection and the SID Tune Information List.
http://tomten.C64.org/hv2.html

SIDsyn

A MIDI monophon synthesizer, based on the good old SID (MOS 6581 or MOS 8580). [English/German]
http://www.sidsyn.com/

TinySID

The world's smallest SID file player, for Windows and Linux.
http://www.informatik.uni-frankfurt.de/~sinsch/TinySid.htm

Sidplay 2

The second in the Sidplay series originally developed by Michael Schwendt. This version is written by Simon White and is cycle accurate for improved sound reproduction, capable of playing all C64 mono and stereo file formats, and supports HardSID.
http://sidplay2.sourceforge.net/

Original SID Patent

Detailed (but legendarily inaccurate) description of SID chip.
http://www.delphion.com/details?pn=US04677890__

reSID Emulator Engine

Cycle-based SID emulator engine written in C++.
http://www.geocities.com/SiliconValley/Lakes/5147/resid/

HardSID

SID 6581/8580 hardware card for PCs.
http://www.hardsid.com/

The Blubb-2 Soundcard

Project to put the 6502 processor, CIA chip and two SID chips on an ISA card.
http://stud1.tuwien.ac.at/~e9426444/blubb1.html

C64Audio

Archive of SID music remixes from classic games. CDs and preview MP3s available.
http://www.c64audio.com/

Remix64

A guide for the c64 remixing community.
http://remix64.phatsites.de/

SidStation

Details and specifications of the SidStation MIDI-controlled synthesizer.
http://www.analogue.org/network/sidstation.htm

SidStation

MIDI-controlled synthesizer with realtime controllers.
http://www.sidstation.com/

SIDManager

SID file and playlist manager. Designed to be used with the High Voltage SIDs Collection.
http://members.lycos.co.uk/SIDManager/

Sidplay

C64 SID files music player for Linux, Windows, MacOS, OS/2, BeOS, AmigaOS, RiscOS and MS-DOS.
http://www.geocities.com/SiliconValley/Lakes/5147/sidplay/

Press Play on Tape

A group of seven geeks out of Copenhagen that play old C64 tunes. A Commodore 64 revival band!
http://www.pressplayontape.com/

reFX

Developers of QuadraSID. QuadraSID emulates the Commodore 64 SID chip, enriched with many new functions. It can be controlled by MIDI-controllers.
http://www.refx.net

G.o.D's SID remixes

A few cool sid tunes, recorded as rock versions and downloadable as MP3 files.
http://www.zefix.tv/g.o.d-64

Skytopia - Greatest C64 Music

The top Commodore 64 games music classed according to melodic content, intricacy and general atmosphere. Each C64 tune is dissected, reviewed and available for download.
http://www.skytopia.com/games/c64/c64.html

Sidmuzik

Enhanced stereo recordings of SID tunes (Ogg Vorbis format).
http://sidmuzik.brianstagg.co.uk/

The C64 Music Webring

The Webring for C64 Music related sites, especially the SID and MOD formats.
http://g.webring.com/hub?sid=&ring=c64music&id=&list

ACID 64 Player

Commodore 64 music player for all HardSID cards and the Catweasel MK series.
http://www.acid64.com

SID in-depth information site

Site about the 6581, 8580 and 6582 Sound Interface Devices (SID) with photos and technical specifications.
http://www.kubarth.de/sid

HVSC Scanner

Windows Tool that scans a directory tree for SID files and dumps information into a text file.
http://www.informatik.uni-oldenburg.de/~flohinz/hvsc/

SID vs Emulation

Illustrating the difference between the real SID and emulation by some examples in Ogg Vorbis format.
http://gallium.prg.dtu.dk/misc/sid_vs_emu/

The High Voltage SID Collection (HVSC)

Most complete SID collection containing over 23,000 tunes.
http://hvsc.c64.org/

prophet64

Turn your C64 to monophonic 303like synth.
http://www.prophet64.com

Remix.Kwed.Org

Kwed's C-64 remix site, and official site for the C64RMX mailing list.
http://remix.kwed.org

Slay Radio Launcher

A site to launch Slay radio from c64.org
http://www.geocities.com/compctech/slayradio.htm

MIDIbox SID

DIY midi synth based on SID synthesis, currently supports up to 4 SID's with full hardware control surface.
http://www.ucapps.de/midibox_sid.html

Parallel Port SID6581 Interface

Cheapest Possible Parallel Port SID6581 Interface Device
http://www.glue.umd.edu/%7edatskovs/main.html

8-Bit Weapon

Duo that plays Commodore 64 & Gameboy music using vintage computers and live drums. Features gig dates, photos and sound bytes.
http://www.8bitweapon.com/