Base64 Encode/Decode

Encode and decode Base64 data instantly for secure data transfer and storage.

Image to Base64

Convert image files to raw Base64, data URLs and CSS url snippets locally in your browser.

PNG to Base64

Convert PNG files to raw Base64, data URLs and CSS url snippets locally in your browser.

TSV to Base64

Encode TSV text to Base64 locally with UTF-8, line-ending controls, wrapping and row stats.

Random Binary Generator

Generate binary number strings for encoder tests, fixtures and byte-level examples.

Random Byte Generator

Generate byte sequences for encoder tests, binary fixtures and API examples.

Binary to Base64

Convert complete 8-bit binary byte groups to Base64 with strict validation and text preview.

Base64 to Binary

Decode Base64 into complete 8-bit binary byte groups with strict validation and text preview.

Base64 to TSV

Decode Base64 into TSV text locally with strict validation, UTF-8 decoding and row stats.

Base64 to CSV

Decode Base64 into CSV text locally with strict validation, UTF-8 decoding and row stats.

CSV to Base64

Encode CSV text to Base64 locally with UTF-8, line-ending controls, wrapping and row stats.

JPG to Base64

Convert JPG and JPEG files to raw Base64, data URLs and CSS url snippets locally in your browser.

Base64 to Image

Decode raw Base64 or image data URLs into previewable, downloadable image files.

Base32 Decode

Decode RFC 4648 Base32 to text with strict validation, whitespace handling and byte fallback output.

Base58 Encode

Encode UTF-8 text to Bitcoin Base58 with optional alphabet, grouping and line wrap controls.

Base58 Decode

Decode Bitcoin Base58 to text with alphabet validation, whitespace handling and byte fallback output.

Base32 Encode

Encode plain text to RFC 4648 Base32 with UTF-8, padding, case, grouping and line wrap controls.

QR Code Generator

Generate QR codes from text, URLs, and developer payloads with custom colors and SVG output.

UTF-8 Encoder / Decoder

Convert text to UTF-8 bytes and decode hex, decimal, binary, or percent bytes back to text.

JSON MultiLine String

Escape multiline text as JSON string content, or decode escaped JSON strings back to readable text.

Decimal to Hex

Convert decimal integers to precise hexadecimal output with casing, prefix and grouping controls.

Decimal to Octal

Convert decimal integers to precise octal output with clear sign preservation and digit counts.

Binary to Decimal

Convert binary integers to precise decimal output with grouping cleanup and two's-complement interpretation.

Binary to Hex

Convert binary integers to precise hexadecimal output with cleanup, casing, prefix, padding and grouping controls.

Binary to Octal

Convert binary integers to precise octal output with cleanup, triad padding and grouping controls.

Decimal to Binary

Convert decimal integers to precise binary output with grouping and optional two's-complement width.

All Numbers Converter

Convert decimal, binary, octal and hexadecimal integers with BigInt precision.