Encode/Crypto
Browse Encode/Crypto developer tools on RunTools.dev, with focused utilities you can open quickly for debugging, conversion, validation, and daily workflow tasks.
Encode/Crypto
10Base64 Converter
Encode and Decode Base64 data.
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URL Encoder / Decoder
Keep text from breaking URLs by safely encoding or decoding it.
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URL Parser / Builder
Parse a URL into its parts and edit query parameters to generate a new URL.
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Hash Generator
Create MD5, SHA-1, SHA-256, or SHA-512 digests locally from any text.
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JWT Decoder
Decode JSON Web Tokens (JWT) locally.
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UUID / ULID Generator
Generate UUID v4 or ULID identifiers in bulk.
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Password Generator
Generate secure random passwords with adjustable strength and length.
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HMAC Generator
Generate and verify HMAC-SHA-256/512 signatures locally.
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HTML Entity Encoder
Encode and decode HTML entities in your browser with named, decimal, or hexadecimal output and full emoji support.
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String Escaper
Escape and unescape strings for JSON, JavaScript, Java, SQL, CSV, shell, regex, and XML in one place.
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