A Windows batch script to download multiple large binary files from an FTP server in parallel, with support for resuming interrupted downloads.

download.cmd

SETLOCAL
PUSHD "%USERPROFILE%\Downloads"

IF NOT EXIST "installers" MKDIR "installers"
CD "installers"

ECHO @ECHO OFF > curl.cmd
ECHO TITLE "%~1" >> curl.cmd
ECHO IF NOT ".%~p1"==".\" IF NOT EXIST ".%~p1" MKDIR ".%~p1" >> curl.cmd
ECHO PUSHD ".%~p1" >> curl.cmd
ECHO "%ProgramFiles%\Git\bin\curl.exe" -C - -v -O "ftp://ftp.example.com/path/to/installers%~1" ^&^& PAUSE >> curl.cmd

START "" "%COMSPEC%" /D /C "curl.cmd ^"/dotNetFx40_Full_x86_x64.exe^""
START "" "%COMSPEC%" /D /C "curl.cmd ^"/Internet Information Services 7.5 Express/iisexpress_1_11_x86_en-US.msi^""
START "" "%COMSPEC%" /D /C "curl.cmd ^"/Internet Information Services 7.5 Express/rewrite_2.0_rtw_x86.msi^""
START "" "%COMSPEC%" /D /C "curl.cmd ^"/Microsoft SQL Server 2008 Express R2 SP1/SQLEXPRWT_x86_ENU.exe^""
START "" "%COMSPEC%" /D /C "curl.cmd ^"/Microsoft Visual Studio 2010/VS2010PREM_ENU.zip^""
START "" "%COMSPEC%" /D /C "curl.cmd ^"/Microsoft Visual Studio 2010 SP1/VS10sp1-KB983509.exe^""
START "" "%COMSPEC%" /D /C "curl.cmd ^"/Microsoft SQL Server Data Tools/SSDT_10.3.31009.2_EN.iso.zip^""
START "" "%COMSPEC%" /D /C "curl.cmd ^"/Microsoft SQL Server 2012 Tools/SQLManagementStudio_x86_ENU.exe^""
START "" "%COMSPEC%" /D /C "curl.cmd ^"/Microsoft SQL Server 2012 Tools/x86/SqlLocaLDB.MSI^""
START "" "%COMSPEC%" /D /C "curl.cmd ^"/Microsoft Web Deploy V3/WebDeploy_x86_en-US.msi^""
START "" "%COMSPEC%" /D /C "curl.cmd ^"/MSBuild Extension Pack 4.0/MSBuild Extension Pack 4.0.msi^""

DEL /Q curl.cmd
POPD
ENDLOCAL