search snopyta is not free software?

Indeed: https://www.gnu.org/licenses/license-list.html#hippocratic

Notice that the license only matters to those who would have liked to set their own instance, not to those searching on https://search.snopyta.org

Crikey. I intended to use snopyta-search in my evil plan to destroy humankind, because I care about software freedom. The whole plan has now fallen apart.