Encode Text to Base64 Online: Quick Tutorial
• 5 min read
Base64 encoding converts text and files into ASCII strings that can be safely transmitted across systems. Learn how to encode to Base64 quickly and easily with free online tools.
Why Use Base64 Encoding?
- 📧Email attachments - Encode binary data for email transmission
- 🌐Data URLs - Embed images in HTML/CSS
- 🔐API authentication - Encode credentials for Basic Auth
- 💾Data storage - Store binary data in text-based databases
How to Encode to Base64
Step 1: Enter Your Text
Type or paste the text you want to encode. You can also upload files to encode them to Base64.
Hello World!
Step 2: Click Encode
The tool instantly converts your text to Base64 format. The encoding is done in your browser for privacy.
Step 3: Copy Result
Copy the encoded Base64 string and use it in your code, API requests, or wherever needed.
SGVsbG8gV29ybGQh
Common Use Cases
Embedding Images in HTML
Encode images to Base64 and embed them directly in your HTML or CSS files.
<img src="data:image/png;base64,iVBORw0KG...">
API Authentication
Encode username:password for HTTP Basic Authentication headers.
Authorization: Basic dXNlcm5hbWU6cGFzc3dvcmQ=