Psi4: An Open-Source Ab Initio Quantum Chemistry Program
Joined May 2012
- A hybrid PsiCon'21 will be hosted by UGA on Fri, Dec 3 and Sat, Dec 4. Register now at psicode.org
- On Wednesday afternoon at #ACSFall2021, Ryan Fortenberry will be talking about our Psi4Education program. It’s a hybrid session so you can join in-person or virtually!
- Check out the 1.4 release of Psi4! Release notes: github.com/psi4/psi4/rele… Downloads: psicode.org/installs/v14/
- Merry Christmas (or celebrated holiday) season from the pets (and developers) of Psi4.

