{"$schema":"https://toolsly.tools/schemas/tool-manifest-v1.json","generated":"2026-06-02T15:45:19.699Z","discovery":{"catalog":"https://toptool.io/tools.json","llmsTxt":"https://toptool.io/llms.txt","sitemap":"https://toptool.io/sitemap.xml"},"relatedTools":[{"slug":"ogg-to-mp3","name":"OGG to MP3","url":"https://toptool.io/ogg-to-mp3"},{"slug":"audio-trimmer","name":"Audio Trimmer","url":"https://toptool.io/audio-trimmer"},{"slug":"mp3-to-wav","name":"MP3 to WAV","url":"https://toptool.io/mp3-to-wav"},{"slug":"mp3-to-flac","name":"MP3 to FLAC","url":"https://toptool.io/mp3-to-flac"},{"slug":"mp3-to-aac","name":"MP3 to AAC","url":"https://toptool.io/mp3-to-aac"},{"slug":"mp3-to-m4a","name":"MP3 to M4A","url":"https://toptool.io/mp3-to-m4a"},{"slug":"mp3-to-opus","name":"MP3 to Opus","url":"https://toptool.io/mp3-to-opus"},{"slug":"wav-to-ogg","name":"WAV to OGG","url":"https://toptool.io/wav-to-ogg"}],"kind":"converter","slug":"mp3-to-ogg","name":"MP3 to OGG","description":"Convert MP3 audio to Ogg Vorbis — free online, no upload.","longDescription":"Re-encode an MP3 file as Ogg Vorbis. Vorbis is a free, open audio codec that often sounds better than MP3 at lower bitrates. Because the source is already lossy, expect some quality loss in the re-encode — pick a higher quality setting if you care. The conversion runs entirely in your browser using ffmpeg.wasm; nothing is uploaded. Typically takes a few seconds for a 5-minute song; longer files may take a minute or two.","category":"audio","categoryName":"Audio","keywords":["mp3 to ogg","convert mp3 to ogg","mp3 to ogg converter","mp3 to ogg online","mp3 to ogg free","mp3 to ogg online free","change mp3 to ogg","mp3 ogg converter","free mp3 to ogg","online mp3 to ogg converter","mp3 to vorbis"],"url":"https://toptool.io/mp3-to-ogg","runsOn":"client","multiple":false,"batch":false,"input":{"type":"file","extensions":[".mp3"],"mimeTypes":["audio/mpeg","audio/mp3"]},"output":{"type":"file","extension":".ogg","mimeType":"audio/ogg"},"options":[{"type":"select","key":"quality","label":"Vorbis quality","defaultValue":"6","choices":[{"value":"10","label":"Highest (~500 kbps)"},{"value":"8","label":"High (~256 kbps)"},{"value":"6","label":"Medium (~192 kbps)"},{"value":"4","label":"Low (~128 kbps)"},{"value":"2","label":"Lowest (~96 kbps)"}],"help":"Higher numbers = better quality and larger files."}],"invocation":{"webUi":"https://toptool.io/mp3-to-ogg","api":null,"notes":"Currently runs client-side in the user's browser. Drop a file on the UI at `webUi` and download the converted result. A remote MCP/REST API is planned."}}