Download
Get NullLauncher only. First run installs the game; later launches check the version and patch only what changed. No website account — create one in the client on first login.
NullLauncher
Windows x64 · single exe · no unzip, no separate .NET install. Run it, pick an install folder, click Play — it copies itself into that folder.
Game client: v0.16a · Updater channel: null.team/client
How to play
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Download NullLauncher
Grab the exe above and run it. If Windows SmartScreen warns, choose More info → Run anyway (the launcher is not commercially code-signed).
Trouble? Windows protected your PC
Click More info
Then Run anyway -
Run and choose a folder
Start
NullLauncher.exe. Pick where the game should live (defaultC:\NullTeam\MaplestoryNullis fine). The launcher copies itself into that folder, then installs or updates the game. First install downloads the full client (~18 GB) — leave it open until it finishes. -
Play
Click Play. If you are already on the latest build, it starts immediately. If a patch is out, only changed files download. Use Repair only if files are corrupted.
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First login
Type any new username and password — the server creates the account. Stuck? Ask in Discord.