Blocked file types for SharePoint Online + SharePoint 2013

SharePoint Online / Office 365

Extensions	File types
.ashx	ASP.NET Web handler file.
.asmx	ASP.NET Web Services source file
.asp	Active Server Pages
.aspq	Active Server Pages
.axd	ASP.NET source file
.cshtm	ASP.NET web page
.chtml	ASP.NET web page
.json	JavaScript Object Notation file
.rem	Blackberry Encrypted Data file
.shtm	HTML file that contains server-side directives
.shtml	HTML file that contains server-side directives
.soap	Simple Object Access Protocol file
.stm	HTML file that contains server-side directives
.svc	Windows Communication Foundation (WCF) service file
.vbhtm	ASP.NET Razor web page
.vbhtml	ASP.NET Razor web page
.xamlx	Visual Studio Workflow service file

SharePoint 2013 Blocked file types:

Extensions	File types
.ade	Microsoft Access project extension
.adp	Microsoft Access project
.asa	ASP declarations file
.ashx	ASP.NET Web handler file.
.asmx	ASP.NET Web Services source file
.asp	Active Server Pages
.bas	Microsoft Visual Basic class module
.bat	Batch file
.cdx	Compound index
.cer	Certificate file
.chm	Compiled HTML Help file
.class	Java class file
.cmd	Microsoft Windows NT command script
.com	Microsoft MS-DOS program
.config	Configuration file
.cnt	Help Contents file
.cpl	Control Panel extension
.crt	Security certificate
.csh	Script file
.der	DER Certificate file
.dll	Windows dynamic-link library
.exe	Executable file
.fxp	Microsoft Visual FoxPro compiled program
.gadget	Windows Gadget
.grp	SmarterMail group file
.hlp	Help file
.hpj	Hemera Photo Objects Image File
.hta	HTML program
.htr	Script file
.htw	HTML document
.ida	Internet Information Services file
.idc	Internet database connector file
.idq	Internet data query file
.ins	Internet Naming Service
.isp	Internet Communication settings
.its	Internet Document Set file
.jse	JScript Encoded script file
.json	JavaScript Object Notation file
.ksh	Korn Shell script file
.lnk	Shortcut
.mad	Shortcut
.maf	Shortcut
.mag	Shortcut
.mam	Shortcut
.maq	Shortcut
.mar	Shortcut
.mas	Microsoft Access stored procedure
.mat	Shortcut
.mau	Shortcut
.mav	Shortcut
.maw	Shortcut
.mcf	Multimedia Container Format
.mda	Microsoft Access add-in program
.mdb	Microsoft Access program
.mde	Microsoft Access MDE database
.mdt	Microsoft Access data file
.mdw	Microsoft Access workgroup
.mdz	Microsoft Access wizard program
.ms-one-stub	Microsoft OneNote stub
.msc	Microsoft Common Console document
.msh	Microsoft Agent script helper
.msh1	Microsoft Agent script helper
.msh1xml	Microsoft Agent script helper
.msh2	Microsoft Agent script helper
.msh2xml	Microsoft Agent script helper
.mshxml	Microsoft Agent script helper
.msi	Microsoft Windows Installer package
.msp	Windows Installer update package file
.mst	Visual Test source files
.ops	Microsoft Office profile settings file
.pcd	Photo CD image or Microsoft Visual Test compiled script
.pif	Shortcut to MS-DOS program
.pl
.prf	System file
.prg	Program source file
.printer	Printer file
.ps1	Windows PowerShell Cmdlet file
.ps1xml	Windows PowerShell Display configuration file
.ps2	Windows PowerShell Cmdlet file
.ps2xml	Windows PowerShell Display configuration file
.psc1	Windows PowerShell Console file
.psc2	Windows PowerShell Console file
.pst	Microsoft Outlook personal folder file
.reg	Registration entries
.rem	ACT! database maintenance file
.scf	Windows Explorer command file
.scr	Screen saver
.sct	Script file
.shb	Windows shortcut
.shs	Shell Scrap object
.shtm	HTML file that contains server-side directives
.shtml	HTML file that contains server-side directives
.soap	Simple Object Access Protocol file
.stm	HTML file that contains server-side directives
.svc	Windows Communication Foundation (WCF) service file
.url	Uniform Resource Locator (Internet shortcut)
.vb	Microsoft Visual Basic Scripting Edition (VBScript) file
.vbe	VBScript Encoded Script file
.vbs	VBScript file
.vsix	Visual Studio Extension
.ws	Windows Script file
.wsc	Windows Script Component
.wsf	Windows Script file
.wsh	Windows Script Host settings file
.xamlx	Visual Studio Workflow service file