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uencoder
PIPELINE Encoding & Decoding Beginner 2 steps

Convert Base64 to Base85

Base85 is about 25% more compact than Base64.

What it solves

Decode Base64 and re-encode as Base85 for compact representation.

Input → Output

Base64 Decoder input → Base85 Encoder output across 2 steps.

Runs in

1–2 minutes · fully local in your browser.

Before you start

  • A valid Base64 string

The pipeline

  1. 1 Base64 Decoder base64-decode

    Decode Base64 data back to readable text online. Free, private, and 100% client-side.

  2. 2 Base85 Encoder base85-encode

    Encode text to Ascii85 (Base85) online. Free, private, and 100% client-side.

Open in Toolchain

Runs locally in your browser. The recipe defines the pipeline only — your input never leaves this tab.

▶Run this workflow

Enter your input below and click Run. All processing happens locally in your browser — nothing is uploaded.

Pipeline progress

  1. Base64 Decoderbase64-decode
  2. Base85 Encoderbase85-encode

Sample input

SGVsbG8=

Expected output

87cURDZ

This pair is executed against the real tools at build time (tests/unit/recipes.test.ts) — the expected output is verified, not illustrative.

Related workflows

Convert Base62 to Base85
Decode Base62 and re-encode as Base85 for compact storage.
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Base64 encode then decode round-trip
Encode text to Base64 and decode it back to verify the round-trip preserves the original data.
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AES encrypt then Base64 encode
Encrypt plaintext with AES and encode the ciphertext as Base64 for text-safe transport.
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Learn more

Base64: how it works and when to use it
The byte-to-character mechanics behind Base64, why padding exists, which alphabet variants you will meet, and the boundaries where Base64 is the wrong tool.
TUTORIAL
How to Base64 Decode Text
Learn to reverse a Base64 string back to its original form, including how to handle padding and invalid characters.
TUTORIAL

Tools used

Base64 Decoder
Decode Base64 data back to readable text online. Free, private, and 100% client-side.
TOOL
Base85 Encoder
Encode text to Ascii85 (Base85) online. Free, private, and 100% client-side.
TOOL