Worldsemi:

  * WS2816B-2121 (https://world-semi.en.alibaba.com/product/62499430072-816813834/WS216B_2121_Intelligent_control_LED_integrated_light_source.html)
      * 5V
      * 1-wire serial (48bit color)
      * dead led backup/bypass wire
      * 10Khz refresh
      * 20mA max
  * WS2816B-4020 (https://world-semi.en.alibaba.com/product/62498933377-816813834/WS2816B_4020_Intelligent_control_LED_integrated_light_source.html)
      * 5V
      * 1-wire serial (48bit color)
      * 10Khz refresh
      * side emitting
      * 20mA max
  * WS2816C-2121 (https://world-semi.en.alibaba.com/product/62499783086-816813834/WS2816C_2121_Intelligent_control_LED_integrated_light_source.html)
      * 5V
      * 1-wire serial (48bit color)
      * 10Khz refresh
      * dead led backup/bypass wire
      * 12mA max
 
NEWSTAR LED:

  * NS108-5050 (http://www.newstar-ledstrip.com/productshow847.html)
      * 5V
      * DATA+CLOCK protocol (15bit brightness + 48bit color)
      * 18mA max
      * 27Khz PWM
  * NS108E-5050 (http://www.newstar-ledstrip.com/productshow848.html)
      * 5V
      * DATA+CLOCK protocol (15bit brightness + 48bit color)
      * 18mA max
      * 4Khz PWM
  * NS108E-2020 (http://www.newstar-ledstrip.com/productshow849.html)
      * 5V
      * DATA+CLOCK protocol (15bit brightness + 48bit color)
      * 18mA max
      * 4Khz PWM

  * NS107S-5050 16bit (http://www.newstar-ledstrip.com/productshow840.html)
      * replaced by NS108-5050?
      * 5V
      * DATA+CLOCK protocol (15bit brightness + 48bit color)
      * 18mA max
      * 27Khz PWM refresh
  * SK9826-5050 16-bit (http://www.newstar-ledstrip.com/productshow846.html)
      * replaced by NS108E-5050?
      * 5V
      * DATA+CLOCK protocol (15bit brightness + 48bit color)
      * 18mA max
      * 4Khz PWM
  * SK9826-2020 16-bit (http://www.newstar-ledstrip.com/productshow845.html)
      * replaced by NS108E-2020?
      * 5V
      * DATA+CLOCK protocol (15bit brightness + 48bit color)
      * 18mA max
      * 4Khz PWM

Rose Lighting:

  * HD107-5050 16-bit
      * 5V
      * 1-wire protocol
      * originally 8-bit, but apparently available as a 16-bit per channel version
  * HD107s-5050 16-bit
      * 5V
      * 1-wire protocol
      * originally 8-bit, but apparently available as a 16-bit per channel version
      * low dropout version