Generate QR codes for URLs, text, vCards, Wi-Fi logins, SMS, email, and geo coordinates. Optional logo overlay. Runs entirely in your browser.
https://asadiqbal.com
Pretty-print, minify, and validate JSON. Identifies the exact line and column of any syntax error.
Measure entropy in bits, estimate brute-force time, and see what's weakening your password.
Paste CSV or JSON and convert to the other. Configurable delimiter, header detection, escaping, and row count — runs entirely in your browser.
Generate QR codes for URLs, text, vCards, Wi-Fi logins, SMS, email, and geo coordinates. Optional logo overlay. Runs entirely in your browser.
https://asadiqbal.com
Pretty-print, minify, and validate JSON. Identifies the exact line and column of any syntax error.
Measure entropy in bits, estimate brute-force time, and see what's weakening your password.
Paste CSV or JSON and convert to the other. Configurable delimiter, header detection, escaping, and row count — runs entirely in your browser.