19 Free Tools · Browser-Only · Zero Upload
Every Base64 Tool
You'll Ever Need
Encode and decode anything text, images, audio, video, PDFs, hex, and more. All tools run entirely in your browser. Nothing is ever sent to a server.
19
Total Tools
∞
Free Forever
0ms
Server Latency
100%
Private & Local
Base64 → Output
Base64 to ASCIIPopular
Decode a Base64 string back to plain ASCII text. Ideal for inspecting encoded API responses and config values.
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Base64 to Audio
Convert a Base64 encoded audio string back to a playable audio file. Supports MP3, WAV, OGG, and more.
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Basic Auth DecodeAuth
Decode HTTP Basic Authorization headers. Instantly reveal the username and password from a Base64 auth string.
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Base64 to File
Decode any Base64 string and download the result as a binary file. Works with any file type.
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Base64 to Hex
Convert Base64 encoded data to its hexadecimal representation. Useful for cryptographic debugging and byte inspection.
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Base64 to ImagePopular
Decode a Base64 data URI and preview or download the image. Supports PNG, JPEG, GIF, SVG, and WebP.
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Base64 to PDF
Reconstruct and download a PDF from its Base64 representation. Preview in browser before saving.
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Base64 to TextPopular
Decode Base64 to Unicode text. Full support for UTF-8, emoji, CJK characters, Arabic, and all multilingual content.
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Base64 to VideoNew
Decode Base64 encoded video data and download or preview the result. Supports MP4, WebM, and MOV formats.
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Input → Base64
Audio to Base64
Encode an audio file to a Base64 string. Embed sound directly in HTML, JSON payloads, or API requests.
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CSS to Base64
Encode CSS code or stylesheets to Base64. Use as data URIs in HTML or store as encoded strings in config.
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File to Base64Popular
Drag and drop any file to encode it to Base64. Supports files up to 10 MB of any type.
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Hex to Base64
Convert a hexadecimal string to Base64 encoding. Handy for cryptographic operations and byte level data transfer.
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HTML to Base64
Encode HTML markup to Base64. Useful for embedding HTML in data URIs, iframe src attributes, or JSON configs.
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Image to Base64Popular
Encode any image to a Base64 data URI. Embed PNG, JPEG, SVG, and WebP images directly in HTML or CSS.
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PDF to Base64
Encode a PDF file to Base64 for embedding in HTML, transmitting via JSON APIs, or storing in databases.
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Text to Base64Popular
Encode any text or string to Base64. Full Unicode support emoji, CJK, Arabic, and all multilingual characters.
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URL to Base64
Encode a URL or query string to Base64. Safely embed links in tokens, config files, and API parameters.
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Video to Base64New
Encode a video file to a Base64 string. Embed short video clips in HTML data URIs or transmit via JSON APIs.
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