Base64 Toolbox
Support bidirectional conversion between various formats (text, image, PDF, JSON, XML, Excel, Hex) and Base64. Runs entirely in your browser, protecting your data privacy and security.
Tool Collection
Professional Base64 conversion tools to meet all your needs
Core Advantages
Why choose our Base64 Toolbox
Privacy Security
All conversion operations are completed in your browser, data is not uploaded to servers, completely protecting your privacy and security.
High-Speed Processing
Using advanced algorithm optimization, supports fast processing of large files, providing smooth user experience.
Multi-Format Support
Support Base64 conversion for text, images, PDF, JSON, XML, Excel, Hex and other formats.
Completely Free
All tools are completely free to use, no registration required, no usage limits.
Responsive Design
Perfect adaptation to desktop, tablet and mobile, use Base64 conversion tools anytime, anywhere.
Open Source Transparency
Open source code, transparent algorithms, you can completely trust the security of our tools.
How to Use
Simple four steps to complete Base64 conversion
Choose Tool
Select the appropriate Base64 conversion tool according to your needs
Input Data
Paste text content or upload files to the converter
Execute Conversion
Click the convert button, the tool will automatically process your data
Get Results
Copy the conversion results or download files to local
User Reviews
Real feedback from users worldwide
John Developer
Frontend Engineer
This Base64 toolbox is amazing! It supports multiple format conversions and runs entirely in the browser with guaranteed data security. As a developer, I frequently need to handle various Base64 encodings, and this toolset perfectly meets my needs.
Sarah Designer
UI/UX Designer
The interface is professionally designed and intuitive to operate. The image to Base64 feature is particularly useful, supporting drag-and-drop upload with preview results. Most importantly, it's free to use without any restrictions.
Mike Product
Product Manager
Our team frequently needs to handle Base64 encoding for various file formats, and this toolbox provides a complete solution. PDF, Excel, JSON formats are all supported, greatly improving work efficiency.
Lisa Data
Data Analyst
The JSON and XML to Base64 features are very practical, also providing formatting and validation functions. I use it frequently in data processing, the tool is stable and reliable, highly recommended to colleagues.
Frequently Asked Questions
Common questions about Base64 Toolbox
What is Base64 encoding?
Base64 is an encoding method that uses 64 printable characters to represent binary data. It's commonly used to transmit binary data like images and files in text protocols. Base64 encoding ensures data integrity during transmission.
Why do we need Base64 conversion?
Base64 encoding is mainly used for: 1) Transmitting binary data in text protocols; 2) Embedding files in HTML, CSS, JSON and other text formats; 3) Avoiding special character escaping during transmission; 4) Transmitting file data in certain API interfaces.
Are the tools secure?
Yes, our tools are completely secure. All conversion operations are completed in your browser, data is not uploaded to servers. We do not collect, store or transmit any of your data, completely protecting your privacy and security.
What file formats are supported?
We support multiple formats: text (UTF-8 encoding support), images (JPG, PNG, GIF, WebP, etc.), PDF documents, JSON data, XML data, Excel files (xlsx, xls), hexadecimal (Hex) data.
Are there file size limits?
Different tools have different recommended limits: images max 100MB, PDF max 50MB, other formats recommended not to exceed 10MB. These limits are mainly to ensure good user experience and browser performance.
Are the tools free?
Yes, all tools are completely free to use. We don't charge any fees and don't require account registration. You can use all features without restrictions.
Which browsers are supported?
We support all modern browsers, including Chrome, Firefox, Safari, Edge, etc. We recommend using the latest version of browsers for the best experience.
Does Base64 encoding increase file size?
Yes, Base64 encoding typically increases file size by about 33%. This is a normal phenomenon in the encoding process, and the original size is restored after decoding. This increase ensures data can be safely transmitted in text protocols.
Start Using Now
Choose the Base64 conversion tool you need and start efficient data processing
Completely free, no registration required