Map of U.S. states whose constitutions contain mandates for free, equal and/or open elections and prohibiting interferences with the right to free suffrage. States in green-brown contain exceptions to this right for those convicted of felonies. Alabama, in green, does not explicitly contain the word "free", but does prohibit "all undue influences from power, bribery, tumult, or other improper conduct".
Own work
RayneVanDunem