ORCA is an ab initio quantum chemistry program package. ORCA contains modern electronic structure methods such density functional theory, many-body perturbation theory, coupled cluster theories, and multireference and semiempirical methods.
The hybrid meta-GGA functional PW6B95 is available in ORCA 2.9 and above.
The meta-GGA functional M06-L and hybrid meta-GGA functionals M06 and M06-2X are also available in ORCA.
For more information regarding use of ORCA, please refer to the ORCA Homepage