Generate license keys in custom formats with configurable character sets, segment separators, and prefix/suffix options. Everything runs locally in your browser — nothing is uploaded.
Generate secure API keys with configurable length, character set, and optional prefix. Use with any authentication scheme.
Scan text and code for leaked secrets and credentials. Detects Stripe keys, GitHub tokens, Slack tokens, Google API keys, AWS keys, OpenAI keys, JWT tokens, private keys, and config passwords.
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 cryptographically secure random strings with customizable length, count, and character sets (uppercase, lowercase, digits, symbols).
Generate clean ASCII art tables from CSV, TSV, or pipe-delimited data. Configurable header alignment, border styles, column padding, and export options for documentation, code comments, and terminal output.
License Key Generator lets you generate license keys in custom formats with configurable character sets, segment separators, and prefix/suffix options. Everything runs locally in your browser — nothing is uploaded.. It works on any device with a modern web browser.
Generate license keys in custom formats with configurable character sets, segment separators, and prefix/suffix options. Everything runs locally in your browser — nothing is uploaded. It runs entirely in your browser — no software installation or data uploads required.
Paste or type your content directly into the provided text area.
Yes. After the initial page load, License Key Generator runs entirely on your device with no internet connection needed. All processing is done locally.
Generate license keys in custom formats with configurable character sets, segment separators, and prefix/suffix options. Everything runs locally in your browser — nothing is uploaded. All processing runs locally — no code is sent to any server.
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.
Serial Number Generator
Generate serial numbers with configurable format patterns using X (hex), 9 (digit), and A (alphanumeric) placeholders. Everything runs locally in your browser — nothing is uploaded.
Coupon Code Generator
Generate random coupon/discount codes with customizable pattern using X as placeholder for random characters. Everything runs locally in your browser — nothing is uploaded.