Code               Effect 
hoody hoo          +10 for all products   
unpleasant dreams  Cataclysm   
speed it up        Fast construction   
free gold          Maximum gold   
yeahbam            Win current mission   
show fog           Full map 
free gold          500 gold   
there is no spoon  All units available regardless of race1   
feeling fine       Restore company's morale  
ovepopulation      Creat more armies 
faction free       Get extra men
samurai dragon (city/outpost name) Dragon protects indicated location  
show grid          Toggle grid    
show control       Toggle control zones    
show supply        Toggle supply zones    
show guard         Toggle guard zones    
show population    Toggle population zones    
show damage        Toggle combat damage    
show blocked       Toggle blocked tiles    
show tilenums      Toggle tile numbers    
show types         Toggle tile terrain types    
show health        Toggle health bars    
show detection     Toggle detection zones    
show sairegions    Toggle SAI regions    
show saidebug      Toggle SAI debug    
show fog           Toggle Fog    

Thanks to Revolution reader Josh and Blade of...!