Developer Tools
Encode text into URL-safe Base64 for tokens, links, and web-friendly transport.
Use this Base64 URL encoder to convert text into the URL-safe variation of Base64. It is useful for JWT-like workflows, compact web tokens, query-safe encoded values, and any place where regular Base64 characters like plus, slash, or padding can be inconvenient inside URLs or web payloads.
Use this Base64 URL encoder to convert text into the URL-safe variation of Base64. It is useful for JWT-like workflows, compact web tokens, query-safe encoded values, and any place where regular Base64 characters like plus, slash, or padding can be inconvenient inside URLs or web payloads.
Use base64 url encoder when you need a fast browser-based result without extra setup. It works well for quick checks, one-off tasks, and routine formatting or calculation work.
Read step-by-step usage guidance, best practices, and common mistakes.
See common questions and answers about input, output, and tool usage.
Review practical input and output examples before running the tool.
Find similar and supporting tools for adjacent actions and follow-up tasks.
Input
Hello
Output
SGVsbG8
Encodes plain text into a URL-safe Base64 form.
Input
{"sub":"123"} Output
eyJzdWIiOiIxMjMifQ
Useful when preparing compact token-like payload sections.
Fix: Use a normal Base64 encoder if the value does not need to be URL-safe.
Fix: Trim the input if you need a precise encoded value.
Fix: Use the Base64 URL decoder for URL-safe encoded strings.
It is a URL-safe variation of Base64 that replaces characters that are awkward inside URLs.
It is useful for JWT parts, tokens, query-safe values, and compact web data.
It uses URL-safe characters and often removes trailing padding.
Yes. It works online in the browser.
Use it when the encoded value will be placed in URLs, tokens, or other web-safe contexts.