Chmod Calculator
Unix file permissions converter — octal, symbolic, and checkbox grid, always in sync.
Runs online in your browserNo installNo accountFree
Loading tool…
Related tools
JWT Decoder
Decode JSON Web Tokens — header, payload, signature.
Base64 Encode / Decode
Encode and decode Base64 strings in your browser — UTF-8 safe, privately.
URL Parser
Break URLs into parts — scheme, host, port, path, query, fragment, IDN, and PSL.
FIX Protocol Parser
Parse, validate, and pretty-print FIX 4.2 / 4.4 messages — checksums, body length, tag names.