Data URI encode
Base64 data URI—set MIME type as key (default text/plain).
Clientdata:text/plain;base64,SGVsbG8sIGRhdGEh
Nearby workflows on Toolcore
- Base64 & URL encoder — UTF-8 Base64 encode/decode and URL component encode/decode in one workspace—paste, transform, copy. when the payload needs a different encoding or escape format.
- Image ↔ Base64 — Encode PNG/JPEG/GIF/WebP to Base64 or preview pasted Base64—local encode/decode without upload. when the payload needs a different encoding or escape format.
- Encoding tools — Hub index: Base64 & URL, Base64url, Base32, Crockford, LEB128, ASCII85, Z85, Base58, base-36, bencode, Morse, quoted-printable, URI, Puny… when the payload needs a different encoding or escape format.
- HTML preview — Preview HTML snippets in a sandboxed iframe with sanitization—local markup check without publishing. when the payload needs a different encoding or escape format.
Common use cases
- Data URI encode for quick local checks without uploading data.
- Copy results into tickets, docs, or classroom notes.
Common mistakes to avoid
Unexpected input shape
See the intro and how-to notes for accepted formats.
FAQ
Is processing local?
Yes—this runs entirely in your browser.
Agent prefill?
Use q or qb for the main text field when supported.
More tools
Related utilities you can open in another tab—mostly client-side.
Base64 & URL encoder
ClientUTF-8 Base64 encode/decode and URL component encode/decode in one workspace—paste, transform, copy.
Image ↔ Base64
ClientEncode PNG/JPEG/GIF/WebP to Base64 or preview pasted Base64—local encode/decode without upload.
Encoding tools
ClientHub index: Base64 & URL, Base64url, Base32, Crockford, LEB128, ASCII85, Z85, Base58, base-36, bencode, Morse, quoted-printable, URI, Punycode/IDN, Unicode escapes, data URLs, MIME, hex, HTML entities, JWT, JSON helpers, crypto.
HTML preview
ClientPreview HTML snippets in a sandboxed iframe with sanitization—local markup check without publishing.