Free Privacy-Focused Online Tools
Private by Design. Everything Runs Locally in Your Browser.
Common Sites
Curated list of quality technical sites and tool resources.
2FA Code Online (TOTP Web Client)
Based on Google/Microsoft Authenticator standards, a client-side 2FA online tool running 100% offline. Encrypt and bookmark accounts to get codes instantly without mobile apps.
Favicon Creator & ICO Generator
Generate standard ICO files for Windows applications, folder icons, and website favicons. Supports multi-size embedding (16x16 up to 256x256) and alpha transparency.
Offline Watermark (Batch & Private)
Batch watermark images locally in your browser and download them one by one or all at once.
JSON Formatter (Local Parser)
Format, compress, and validate JSON data with syntax highlighting.
QR Code Generator
Generate custom QR codes with logos, colors, and adjustable sizes.
Base64 Encoder & Image to Base64
Free online tool to convert images to Base64 and decode Base64 strings to images, 100% locally in your browser.
Timestamp Converter
Convert between timestamps and human-readable dates.
Hash Calculator (MD5, SHA256)
Compute MD5, SHA-1, SHA-256 and other hashes.