Stop guessing Linux file permissions. CHMOD Lab is the ultimate interactive sandbox and calculator for developers, SysAdmins, and students who want to master the command line.
Whether you are configuring a web server, debugging a script, or studying for your Linux certification, CHMOD Lab bridges the gap between confusing octal numbers (755) and symbolic notation (rwxr-xr-x).
FEATURES:
• Interactive Calculator: Toggle permissions instantly. Tap "Read," "Write," or "Execute" and watch the Octal and Symbolic codes update in real-time.
• Reverse Lookup: Type in a code like "644" and see exactly which permissions are granted.
• Visual Sandbox: See permissions visualized to understand "who" can do "what" before you run the command.
• Cheat Sheet: Built-in reference guides for common permission patterns.
Master the command line. Download CHMOD Lab today.