Developer Tools
Small utilities for testing APIs, debugging integrations, and working with mock data.
Show Your IP
View and copy your public IP address for API testing, allowlists, webhook debugging, and firewall rules.
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Base64 to PDF
Paste a Base64 PDF string, preview it in the browser, and download the converted PDF.
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PDF to Base64
Upload or drag a PDF and copy its Base64 encoding for APIs, fixtures, and integration tests.
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JWT Decoder
Decode JWT access tokens locally in your browser and inspect headers, payloads, and expiration.
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JSON Formatter & Validator
Format, validate, minify, copy, and clean JSON for mock API responses and debugging.
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HTTP Status Code Explorer
Search common HTTP status codes and understand when to use each response.
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