A very old DOS/Windows freeware tool existed in the early 2000s (by KØBG or similar call signs). It is nearly impossible to find a safe, working copy now. Not recommended due to age, virus risks, and lack of support.
There is no official free software for the VX-3000. However, the amateur radio and commercial radio communities have developed two main free alternatives: yaesu+vx3000+software+free
Attempting to use cracked or unofficial free software for the VX-3000 frequently results in: A very old DOS/Windows freeware tool existed in