NMS Save Backup Batch File

backup.bat

@echo off
setlocal ENABLEDELAYEDEXPANSION

REM User settgins

set nmsSaveDir=NMS
set outDir=%nmsSaveDir%_backups

REM Automated settings

set goodDate=!date:~10,4!!date:~4,2!!date:~7,2!
set timestamp=%goodDate%_%time::=.%
echo Timestamp: %timestamp%
set outFile=NMS_%timestamp%.zip

REM Do things ans stuff.

if not exist %outDir% ( echo Creating directory "%outDir%"... ) && ( mkdir %outDir% )

echo Checking "%outDir%\%outFile%"...
if exist %outDir%\%outFile% goto failsafe

echo Zipping "%outDir%\%outFile%"...

REM Let's keep backups but remember how the option is used.
REM zip -r9 %outDir%\%outFile% %nmsSaveDir% -x %nmsSaveDir%?Backup*
( zip -r9 %outDir%\%outFile% %nmsSaveDir% ) && ( echo Writing "%outDir%\%outFile%" complete. )

goto ending

REM GOTO! HAHA!

:failsafe
echo Error - File "%outDir%\%outFile%" exists^^!
echo Aborted^^!
pause

:ending

This will create timestamped ZIP files backing up all NMS saves for the current user. You'll need some form pf zip someplace in your path. I use the 7Zip binaries.

Plop this in %APPDATA%\Roaming\HelloGames and double-click it in there.