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MP3 to OGG Converter (Free, Online, No Upload)
Convert any MP3 file to OGG Vorbis right in your browser. Nothing gets uploaded to a server. OGG is a royalty-free format widely used in web audio, game development, and open-source projects. The conversion runs locally using FFmpeg compiled for your browser.
Try it in your browser
Loading FFmpeg engine... (~31 MB)
Use the API
curl -X POST https://renderio.dev/api/v1/run-ffmpeg-command \
-H "X-API-KEY: ffsk_your_api_key" \
-H "Content-Type: application/json" \
-d '{
"ffmpeg_command": "-i {{in_audio}} -c:a libvorbis -q:a 5 {{out_audio}}",
"input_files": {
"in_audio": "https://example.com/input.mp3"
},
"output_files": {
"out_audio": "output.ogg"
}
}'Need an API key? Get your free API key to start processing files programmatically.
Common Variations
High quality (q:a 8)
-i input.mp3 -c:a libvorbis -q:a 8 output.oggLow bitrate for game assets
-i input.mp3 -c:a libvorbis -q:a 2 output.oggOpus codec instead of Vorbis
-i input.mp3 -c:a libopus -b:a 128k output.oggRelated Operations
Need to process at scale?
Automate this with the RenderIO FFmpeg API. Process thousands of files programmatically or through no-code video automation.