Byte Paradigm has got a product range that more or less compete with Aardvack. However, products do not strictly overlap.
SPI Storm from Byte Paradigm is a SPI Adapter with support of dual-SPI, Quad-SPI and user-defined serial protocols. It supports protocols up to 100 MHz.
SPI Xpress from Byte Paradigm is a more limited, yet entry-level price. It support SPI up to 50 MHz.
As for I²C, they also have I2C Xpress.
aardvark
An aardvark is one aardvark. The word population is superfluous .
The aardvark is a placental mammal.
being a aardvark
a aardvark is in fact a mammal.
an Aardvark
The cast of Aardvark - 2004 includes: Ed Dowie as Aardvark
An average aardvark tongue is up to 30 centimeters.
"Aardvark" isn't spelled with two "a"s. It has three.
The duration of A Is For Aardvark is 1800.0 seconds.
Aardvark
An aardvark is to an ocelot as a poet is to his sadness.