Encode & Decode
Encoding, decoding, hashing, escaping and data conversion tools
ব্যবহার করতে নিচের টুল বেছে নিন। সব বিনামূল্যে এবং আপনার ব্রাউজারেই চলে।
🔐 Encode & Decode · Total 8 টি টুল
Base58 Encoder / DecoderBase58 codec tool: support Base58 encoding and decoding for Bitcoin address format for development and blockchain, with one-click copy, offline.
Base64 Encode/DecodeOnline Base64 encode and decode: supports text, URL and images with full UTF-8 including Chinese. Import files, batch process and one-click copy for dev and data transfer.
Hex Encode/Decode & Hex Dump ViewerHex converter: support text and hex conversion with offset and ASCII hex dump viewer for development and debugging, with one-click copy and offline.
JWT DecoderJWT decoder: decodes JWT header and payload via Base64Url to JSON locally. For auth debugging. Supports batch processing, export and one-click copy, offline use.
SHA Hash GeneratorSHA hash calculator: compute SHA-1, SHA-256 and SHA-512 hashes for file verification and learning, with one-click copy and offline.
URL Encode/DecodeURL encode decode tool: support URL encoding and decoding with special characters and bulk for development, with one-click copy, offline.
URL Parameters ParserURL params parser: parse query string to JSON and table handling repeats and encoding or generate back for development, with one-click copy and offline.
Vigenere Cipher ToolVigenere cipher tool: encrypt and decrypt text by key with case preserve for learning and fun, with one-click copy, offline.
FAQ
What is the Encode & Decode category?
The Encode & Decode category includes 8 free online tools for common needs. All run locally in your browser - no sign-up or install required.
Are these tools free?
Yes, all tools are free with no usage limits.
Do I need to register?
No. Open a page and use it right away - your data stays in your browser.
Which languages are supported?
This site supports 12 languages: Chinese, English, Japanese, Korean, Spanish, French, German, Portuguese, Russian, Arabic, Indonesian and Hindi.