ToolPackIt
JSON Utilities
JSON Tree Viewer
JSON to CSV/Excel
Encode/Decode & Hash
Base64 Encode / Decode
URL Encode/Decode Tool
Online MD5 Hash Generator
Online SHA256 Hash Generator
Movie Utilities
ASS → SRT Conversion Tool
Blu-ray PGS（.sup）to SubRip（.srt）
Math Tool
Compound Interest Calculator
Fraction Calculator
Prime Factorization Calculator
Health and Entertainment
Running Pace Calculator
Running Conversion Tool
Lottery Number Generator
JSON Utilities
JSON Tree Viewer
JSON to CSV/Excel
Encode/Decode & Hash
Base64 Encode / Decode
URL Encode/Decode Tool
Online MD5 Hash Generator
Online SHA256 Hash Generator
Movie Utilities
ASS → SRT Conversion Tool
Blu-ray PGS（.sup）to SubRip（.srt）
Math Tool
Compound Interest Calculator
Fraction Calculator
Prime Factorization Calculator
Health and Entertainment
Running Pace Calculator
Running Pace Calculator
Running Pace Calculator
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Online Base64/Base64URL Encoder & Decoder
Encode/Decode Base64 & Base64URL in one click. Copy & download results—fast, secure, no upload.
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Input Content
Content (Text or Base64 / Base64URL String)
Use Base64URL (URL-safe) to encode/decode
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Encode
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Decode
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Clear
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Result Preview
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Copy Result
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Download Decoded Result
Filename (with extension)