Tools

Free, genuinely useful tools for Linux and privacy work. Every one runs entirely in your browser — nothing you enter is transmitted, logged, or stored. No sign-up, no email wall.

dicePassphrase generatorDiceware using the EFF 1,295-word list and your browser's crypto RNG.pwPassword strength checkerEntropy estimate and offline crack-time — nothing leaves your browser.#Hash generatorSHA-1, SHA-256, SHA-384, SHA-512 via native SubtleCrypto.755chmod calculatorOctal, symbolic and checkbox permissions — with the exact command.* *Cron explainerPaste a cron expression, get a plain-English schedule.sdsystemd unit generatorFill the fields, get a valid .service unit file..*Regex testerJavaScript-flavour regex with live match highlighting.