The Sims 3 cheats remain functional. Open console: Ctrl+Shift+C (Win) / Cmd+Shift+C (Mac).
testingcheatsenabled true — Unlocks shift-click interactions (teleport, edit needs, trigger age transition, add/remove traits).motherlode — +§50,000kaching / rosebud — +§1,000familyfunds [lastname] [amount] — Set specific household funds.freerealestate on — All lots free (use in neighborhood view).moveobjects on — Place anywhere (ignore grid, overlap).constrainfloorelevation false — Build on slopes, floating objects.hideheadlineeffects on/off — Toggle thought bubbles/moodlets.makemehappy, makemefull, etc. — Instant motive fill.stats.set_skill_level major_[skill] [1-10] — e.g., stats.set_skill_level major_guitar 10careers.promote [career] / careers.demote [career]relationship.make_friends [SimID1] [SimID2]relationship.set_relationship_score [SimID1] [SimID2] [100/-100]weather [type] — sunny, rain, snow, hail, etc. (Seasons EP).Type help in console for full list. Expansions add specific cheats.