Base64 Encoder / Decoder

FREE

Encode any text to Base64 or decode Base64 back to plain text instantly in your browser.

Plain Text

Base64 Output

📖 How to Use Base64 Encoder / Decoder

Enter your data

Paste your code, text, or data into the input field.

Apply Base64 Encoder / Decoder

Encode any text to Base64 or decode Base64 back to plain text instantly in your browser.

View the output

The processed result appears in the output panel.

Copy or download

Copy the output to clipboard or download it as needed.

Standard developer workflow

INPUT

Your code, data, or configuration

→

OUTPUT

Transformed output based on tool function

✓Bookmark this tool in your browser for quick access during development.

✓Use this tool as part of your CI/CD or code review workflow.

✓All transformations run client-side — safe for private or sensitive code.

✓Works with any programming language or format — it processes plain text.

✓Combine with the JSON Formatter, Regex Tester, and Base64 tools for a full dev toolkit.

Is my code sent to a server?+

No — all developer tools on Tools Coaster run entirely in your browser using JavaScript. Your code is never transmitted or stored.

What is Base64 Encoder / Decoder used for?+

Encode any text to Base64 or decode Base64 back to plain text instantly in your browser.

What file formats does this support?+

The tool works on any plain-text format — JSON, XML, YAML, HTML, CSS, SQL, and more.

Can I use this in production?+

This tool is designed for development, debugging, and reference. For production pipelines, integrate the equivalent library into your codebase.