|This answer is subject to change by contributors. See reasons why.|
Officially and actively there are 49 (forty nine) Vocaloids, minus extended Vb's.
- See this page What are the Vocaloid releases chronologically
- See Vocaloid Wiki page Upcoming Vocaloids
Currently there have been 4-- voicebanks released so far between the 3-- Vocaloid vocals over the course of Vocaloid and Vocaloid 2.
Please note it is currently not 100% confirmed just how many voicebanks are on their way for Vocaloid 3 and what we know right now is still subject to change.
- VOCALOID - Total: 05
- VOCALOID 2 - Total: 20 (Kagamine Rin/Len are two voicebanks)
- VOCALOID 3 - Total: 14 (This includes the updated voicebanks)
- Announced for V3 - Total: 4 (This includes the updates/append)
- Non-Commercial: Total 3
- Grand Total: 49 original Vocaloids.