Yes sure, here I am suggesting you the names of some good Courses after completing BCA course:

MCA Specialization:-
Application Software
Development
Engineering
Hardware Technology
Internet
Software Development Networking
System Management
Trouble Shooting

Some other courses:
MCM
MIM
M.Sc IT
G-CAT Master
PGDCA
PGPCS
PGDM
PISM

MBA in information technology,
MBA in health,
MBA in finance,
MBA in telecommunications,
MBA in media,
MBA in services,
MBA in marketing,
MBA in human resource ,
MBA in hospitality,
MBA in accounting,
MBA in E-business,
MBA in E-commerce,
MBA in technology management,
MBA in risk management,