| Feature | Original steamapi.dll (legit Steam) | Modified/Emulator DLL (e.g., SteamEmu, Goldberg, CODEX) | |---------|----------------------------------------|-----------------------------------------------------------| | Campaign co-op | ✅ Full | ❌ LAN only or broken | | Agent Hunt | ✅ Yes | ❌ No | | Mercenaries leaderboard | ✅ Yes | ❌ Local only | | Steam Cloud saves | ✅ Auto sync | ❌ Manual backup needed | | Achievements | ✅ Unlock on Steam | ❌ No unlock | | Save file load | ✅ Works | ⚠️ Often incompatible | | Anti-tamper | ✅ Passes | ⚠️ May trigger “failed to initialize steam” |
// Check if achievement is unlocked bool isUnlocked = IsAchievementUnlocked("achievement_1"); steamapidll for resident evil 6 exclusive