Free developer and creative tools

Black Hoodie Dev offers free online tools that run entirely in your browser — no sign-up, no uploads, and no limits. Files never leave your device.

• Bulk Image Converter & Cropper — batch convert images to WebP, PNG, JPG, SVG, BMP, or ICO, crop to 1:1, 16:9, or 9:16, and download as a ZIP.
• JSON Formatter, Validator & Minifier — beautify, validate, and minify JSON with instant syntax error detection.
• Password, Hash & UUID Generator — secure random passwords and passphrases, SHA-256/SHA-512 hashes, and bulk UUID v4.
• QR Code Generator — free QR codes for URLs, WiFi, email, and text with custom colors and SVG/PNG download. No expiry.
• 52 Playing Cards PNG Pack — free transparent PNG deck for game developers, with a full RAR download.

Frequently asked questions

Are these online tools really free?

Yes. All Black Hoodie Dev tools are free to use with no account and no usage limits.

Are my files uploaded to a server?

No. The tools run client-side in your browser, so images, JSON, and passwords are processed on your own device and never uploaded.