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Keyboard shortcuts

Use Ctrl on Windows/Linux or Command on macOS. Shortcuts respect focused text fields.

Ctrl/⌘ K
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Ctrl/⌘ S
Save the current Playground project
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Run the Playground preview
Tab
Move between controls; inside code typing, insert two spaces
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Move to the previous control

Monaco also provides its own command palette. Browser and operating-system shortcuts can take priority.

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Private developer utilities

Encoding Tools

Encode or decode Unicode Base64 and URL components locally.

Opening the local utility…

How to use Encoding Tools

Encode and decode UTF-8 text as Base64, or escape a URL component. These reversible text operations run locally and do not encrypt your data.

  1. Choose the operation and enter or import your source text.
  2. Run the utility. Read validation errors before using the output.
  3. Copy or download the result; keep a backup if you need it later.

A practical starting point

Encode a query value separately before assembling a URL. Encoding a complete address as one component also escapes its separators.

Input: a&b=<x>
URL component: a%26b%3D%3Cx%3E

Common mistakes

  • Encoding is not encryption, and a hash is not a password vault.
  • Compare timestamps using explicit units and UTC offsets.
  • Large or expensive operations can be stopped; reduce the input if a worker times out.

Frequently asked questions

Does the input leave my device?

No. These operations run in local workers and do not send your input to a service.

Is imported text executed?

No. Source and output render as text. Regex patterns execute only inside a terminable worker.

Can I use these tools offline?

After the static toolkit is cached, these tools and their worker assets work without a connection. Incomplete cache installation or storage eviction may require reconnecting.