GoBase64 - Base64 & JWT Developer Suite

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

• Run its own code on the pages it can access scripting
• Act on the current tab, but only after you click it activeTab
• Put data on your clipboard clipboardWrite

The full permission history for this extension →

The publisher

TinyFont Tools publishes 3 listings we track, 7 users between them.

1. Blank White Screen, Black Screen & Tools TinyFont Tools · Productivity · Developer · published 2026-05-15 7 users (last published figure)
2. GeneratorFont - Fancy Font Generator & Bio Styles TinyFont Tools · Lifestyle · Fun · published 2026-09-17 audience not published

Like this one

Listings the catalog judges closest in what they say they do.

1. Base64 Auto Decoder Describes nearly the same job, smaller audience 21 users
2. Base64Coder: Base64 Decode, Encode & JWT Inspector Describes nearly the same job, smaller audience 284 users ★ 5.0
3. DevTools Decoder Describes nearly the same job, smaller audience 24 users
4. DevBox — Offline JWT Decoder, Base64 Encoder and Hash Toolkit Describes nearly the same job, smaller audience 6 users (last published figure) ★ 5.0
5. JWT Decoder, Base64 & URL Encode/Decode, JSON Formatter, Hash Generator Describes nearly the same job, smaller audience 253 users ★ 5.0

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.