From Farmstros:
The Astros released the following 12 players from the organization:
Frank Almonte, OF
Aaron Bray, 1B
David Duncan, LHP
Rafael Feliz, RHP
John Frawley, RHP
Ricardo Garcia, IF
Justin Harper, RHP
Ricardo Heredia, OF
Ashton Mowdy, RHP
Mark Ori, 1B
Daniel Sarisky, RHP
Mike Schurz, RHP
No surprises there. All career minor leaguers.