Developer

CHMOD Calculator

Set Unix file permissions visually. Toggle checkboxes or type a numeric code — everything syncs live. Get the ready-to-use chmod command.

Numeric Permission Code

Owner

Group

Others

Permission Checkboxes

Entity	Read (r) = 4	Write (w) = 2	Execute (x) = 1
u Owner	4	2	1
g Group	4	2	1
o Others	4	2	1

Result

Numeric

755

Symbolic

rwxr-xr-x

Octal

0755

chmod command

chmod 755 filename

recursive (directories)

chmod -R 755 directory/

Bit Breakdown

Owner

Read + Write + Execute

Group

Read + Execute

Others

Read + Execute

Common Presets

644

rw-r--r--

Files

755

rwxr-xr-x

Directories

777

rwxrwxrwx

Full access

600

rw-------

Private

400

r--------

Read-only

700

rwx------

Owner only

664

rw-rw-r--

Group write

775

rwxrwxr-x

Group dir