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JWT Inspector
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PDF Merge
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Base64 Encoder
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Password Generator
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Loan Calculator
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Image Resizer
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Case Converter
Lorem Ipsum
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String Utilities

AI & LLM8

Token Counter & CostNew
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Home AI & LLMPrompt Formatter

Prompt Formatter

Convert prompts between Claude XML, OpenAI, ChatML and Llama formats.

Runs entirely in your browser — your data never leaves this tab

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ToolNook · Everything runs in your browser · We never see your data