Generate a security.txt file for your website following RFC 9116 standard. Specify contact email, security policy URL, encryption key, and expiry date for vulnerability disclosure. Everything runs locally in your browser — nothing is uploaded.
Build a Content Security Policy header by selecting directives and allowed sources. Everything runs locally in your browser — nothing is uploaded.
Generate RSA key pairs (2048/4096-bit) using the Web Crypto API. Export public and private keys as PEM strings. All client-side, no server uploads.
Generate complete fake identities with name, email, phone, address, date of birth, and occupation. Includes a photo placeholder. Everything runs locally in your browser — nothing is uploaded.
Email Signature Generator builds HTML email signatures through a form-based UI with social link fields and icon toggles. Everything runs locally in your browser — nothing is uploaded.
Add or subtract days from any date. Get the resulting date instantly — useful for deadlines, scheduling, and planning. Everything runs locally in your browser — nothing is uploaded.
security.txt Generator lets you generate a security.txt file for your website following RFC 9116 standard. Specify contact email, security policy URL, encryption key, and expiry date for vulnerability disclosure. Everything runs locally in your browser — nothing is uploaded.. It works on any device with a modern web browser.
Yes. After the initial page load, security.txt Generator runs entirely on your device with no internet connection needed. All processing is done locally.
Tools cover JavaScript, CSS, HTML, SQL, Python, JSON, XML, CSV, and more. Check the tool description for specifics.
Yes. Since processing is local, performance depends on your device. Most operations handle large files without issue.
Yes. Formatters use well-known libraries (sql-formatter, Prettier-compatible patterns) and follow widely adopted rules.