Hello steemian,
Today I make a logo submission for Hive account@kevinwong logo contest of TAUCHAIN and AGORAS.
You can read the announcement HERE

So, Here is my submission for both :

Tauchain Logo

I make this logo with coreldraw software as a vector shape and got an logo idea from tau symbol and combine with C from Coin initial.

Agoras Logo

Thanks for visiting.

note: All logo make as vector and editable