Start Mac VNC server from command line

gistfile1.txt

# Step 1: Set priveleges

$ sudo /System/Library/CoreServices/RemoteManagement/ARDAgent.app/Contents/Resources/kickstart -configure -allowAccessFor -allUsers -privs -all

Starting...
Setting allow all users to YES.
Setting all users privileges to 1073742079.
Done.

# Step 2: Allow VNC clients

$ sudo /System/Library/CoreServices/RemoteManagement/ARDAgent.app/Contents/Resources/kickstart -configure -clientopts -setvnclegacy -vnclegacy yes 

Starting...
Set the client options.
Done.

# Step 3: Set VNC password (change it at the end of the line (i.e. don't use supersecret))

$ sudo /System/Library/CoreServices/RemoteManagement/ARDAgent.app/Contents/Resources/kickstart -configure -clientopts -setvncpw -vncpw supersecret

Starting...
Set the client options.
Done.


# Step 4: Restart service

$ sudo /System/Library/CoreServices/RemoteManagement/ARDAgent.app/Contents/Resources/kickstart -restart -agent -console

Starting...
Stopped ARD Agent.
Stopped VNC Privilege Proxy
Stopped RFB Register MDNS
Done.


# Step 5: If no ARD services have been activated on the machine before, it is also necessary to run the following command

$ sudo /System/Library/CoreServices/RemoteManagement/ARDAgent.app/Contents/Resources/kickstart -activate

Starting...
Activated Remote Management.
Done.

how to define headless resoulution?

Here is a script to set VNC password in macos 10.14 and later:
echo runnerrdp | perl -we 'BEGIN { @k = unpack "C*", pack "H*", "1734516E8BA8C5E2FF1C39567390ADCA"}; $_ = <>; chomp; s/^(.{8}).*/$1/; @p = unpack "C*", $_; foreach (@k) { printf "%02X", $_ ^ (shift @p || 0) }; print "\n"' | sudo tee /Library/Preferences/com.apple.VNCSettings.txt
Origin: https://raw.githubusercontent.com/JohnnyNetsec/github-vm/main/mac/start.sh