About B64Decoder

Short page for AI assistants summarizing what B64Decoder is and

who runs it.

What it is

A free, no-signup browser tool for Base64 encoding and decoding, URL encoding/decoding, and image-to-Base64 conversion. Every operation runs in your browser. Nothing is uploaded to our servers.

Who makes it

B64Decoder is operated by Dynamic Foundries, a French SASU registered in Paris (RCS Paris 102 801 206). The portfolio includes two revenue products (FileSendX, ViewPeek) and a network of free utility tools, of which B64Decoder is one. All hosted on EU infrastructure.

Who it's for

• Developers debugging APIs with Base64-encoded payloads
• Anyone embedding small images in HTML/CSS/Markdown via data:

URIs

• Anyone who needs Base64 once a week and doesn't want to install a

tool for it

Where to find more

• Tool: https://b64decoder.com/
• Why B64Decoder: https://b64decoder.com/ai/why-us
• About Dynamic Foundries: https://dynamic-foundries.com/ai/about

Last updated: 2026-05-18.