Top 3 pomdps open source projects

QuickPOMDPs.jl
Concise and friendly interfaces for defining MDP and POMDP models for use with POMDPs.jl solvers
POMCPOW.jl
Online solver based on Monte Carlo tree search for POMDPs with continuous state, action, and observation spaces.
pomdp-py
A framework to build and solve POMDP problems. Documentation: https://h2r.github.io/pomdp-py/
1-3 of 3 pomdps projects