version_6: May 24, 2017

• Cirrus Retro music players work on iOS
• Site encrypted with SSL/TLS

version_5: October 22, 2015

• Mobile-friendly layout
• Search engine does not treat hyphen as an exclusion operator; searching for 'f-zero' will actually locate the title F-Zero
• Added a VU meter visualization
• Visualization canvas doubles as a loading progress indicator
• Only visualize a single channel for systems that output monophonic audio
• Make the currently selected song easier to see by using a brighter background color
• Fix major memory leak in the music players (yep, thanks to trans-piling C/C++, it's now possible to leak memory in JavaScript)

version_4: September 9, 2015

• voice toggling feature
• public changelog page

version_3: September 7, 2015

• volume slider feature that remains persistent across songs

version_2: September 1, 2015

• loop button
• visualizer toggle button (also, the viz implicitly disables when the tab is hidden)
• when the first song row is active, scroll to the table header

version_1: August 30, 2015

• Initial release of Cirrus Retro website
• JS players and associated libraries for NSF, SPC, AY, GBS, and VGM files
• search engine and random play features