How to Generate a Foo Playlist Output: Step-by-Step Guide

Example minimal content:

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#EXTM3U #EXTINF:210,Artist - Song Title /path/to/file.mp3 https://example.com/stream.mp3

Step 3 — Generate from a local folder (examples)

Option A — Quick manual (any OS)

1. Open a terminal or file explorer.
2. List files and copy their full paths into foo_playlist_output.m3u, one per line.
3. Add #EXTM3U at top if you want extended format.

Option B — Bash (Linux/macOS)

bash
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cd /path/to/music printf ”%s\n“ ”#EXTM3U” > ~/foo_playlist_output.m3u find “\(PWD</span><span class="token" style="color: rgb(163, 21, 21);">"</span><span> -type f </span><span class="token" style="color: rgb(57, 58, 52);">\</span><span class="token" style="color: rgb(57, 58, 52);">(</span><span> -iname </span><span class="token" style="color: rgb(163, 21, 21);">"*.mp3"</span><span> -o -iname </span><span class="token" style="color: rgb(163, 21, 21);">"*.m4a"</span><span> -o -iname </span><span class="token" style="color: rgb(163, 21, 21);">"*.flac"</span><span> </span><span class="token" style="color: rgb(57, 58, 52);">\</span><span class="token" style="color: rgb(57, 58, 52);">)</span><span> -print </span><span class="token" style="color: rgb(57, 58, 52);">>></span><span> ~/foo_playlist_output.m3u </span></code></div></div></pre> <p>Option C — PowerShell (Windows)</p> <pre><div class="XG2rBS5V967VhGTCEN1k"><div class="nHykNMmtaaTJMjgzStID"><div class="HsT0RHFbNELC00WicOi8"><i><svg width="16" height="16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill="currentColor" fill-rule="evenodd" clip-rule="evenodd" d="M15.434 7.51c.137.137.212.311.212.49a.694.694 0 0 1-.212.5l-3.54 3.5a.893.893 0 0 1-.277.18 1.024 1.024 0 0 1-.684.038.945.945 0 0 1-.302-.148.787.787 0 0 1-.213-.234.652.652 0 0 1-.045-.58.74.74 0 0 1 .175-.256l3.045-3-3.045-3a.69.69 0 0 1-.22-.55.723.723 0 0 1 .303-.52 1 1 0 0 1 .648-.186.962.962 0 0 1 .614.256l3.541 3.51Zm-12.281 0A.695.695 0 0 0 2.94 8a.694.694 0 0 0 .213.5l3.54 3.5a.893.893 0 0 0 .277.18 1.024 1.024 0 0 0 .684.038.945.945 0 0 0 .302-.148.788.788 0 0 0 .213-.234.651.651 0 0 0 .045-.58.74.74 0 0 0-.175-.256L4.994 8l3.045-3a.69.69 0 0 0 .22-.55.723.723 0 0 0-.303-.52 1 1 0 0 0-.648-.186.962.962 0 0 0-.615.256l-3.54 3.51Z"></path></svg></i><p class="li3asHIMe05JPmtJCytG wZ4JdaHxSAhGy1HoNVja cPy9QU4brI7VQXFNPEvF">powershell</p></div><div class="CF2lgtGWtYUYmTULoX44"><button type="button" class="st68fcLUUT0dNcuLLB2_ ffON2NH02oMAcqyoh2UU MQCbz04ET5EljRmK3YpQ CPXAhl7VTkj2dHDyAYAf" data-copycode="true" role="button" aria-label="Copy Code"><svg viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill="currentColor" fill-rule="evenodd" clip-rule="evenodd" d="M9.975 1h.09a3.2 3.2 0 0 1 3.202 3.201v1.924a.754.754 0 0 1-.017.16l1.23 1.353A2 2 0 0 1 15 8.983V14a2 2 0 0 1-2 2H8a2 2 0 0 1-1.733-1H4.183a3.201 3.201 0 0 1-3.2-3.201V4.201a3.2 3.2 0 0 1 3.04-3.197A1.25 1.25 0 0 1 5.25 0h3.5c.604 0 1.109.43 1.225 1ZM4.249 2.5h-.066a1.7 1.7 0 0 0-1.7 1.701v7.598c0 .94.761 1.701 1.7 1.701H6V7a2 2 0 0 1 2-2h3.197c.195 0 .387.028.57.083v-.882A1.7 1.7 0 0 0 10.066 2.5H9.75c-.228.304-.591.5-1 .5h-3.5c-.41 0-.772-.196-1-.5ZM5 1.75v-.5A.25.25 0 0 1 5.25 1h3.5a.25.25 0 0 1 .25.25v.5a.25.25 0 0 1-.25.25h-3.5A.25.25 0 0 1 5 1.75ZM7.5 7a.5.5 0 0 1 .5-.5h3V9a1 1 0 0 0 1 1h1.5v4a.5.5 0 0 1-.5.5H8a.5.5 0 0 1-.5-.5V7Zm6 2v-.017a.5.5 0 0 0-.13-.336L12 7.14V9h1.5Z"></path></svg>Copy Code</button><button type="button" class="st68fcLUUT0dNcuLLB2_ WtfzoAXPoZC2mMqcexgL ffON2NH02oMAcqyoh2UU MQCbz04ET5EljRmK3YpQ GnLX_jUB3Jn3idluie7R"><svg fill="none" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path fill="currentColor" fill-rule="evenodd" d="M20.618 4.214a1 1 0 0 1 .168 1.404l-11 14a1 1 0 0 1-1.554.022l-5-6a1 1 0 0 1 1.536-1.28l4.21 5.05L19.213 4.382a1 1 0 0 1 1.404-.168Z" clip-rule="evenodd"></path></svg>Copied</button></div></div><div class="mtDfw7oSa1WexjXyzs9y" style="color: var(--sds-color-text-01); font-family: var(--sds-font-family-monospace); direction: ltr; text-align: left; white-space: pre; word-spacing: normal; word-break: normal; font-size: var(--sds-font-size-label); line-height: 1.2em; tab-size: 4; hyphens: none; padding: var(--sds-space-x02, 8px) var(--sds-space-x04, 16px) var(--sds-space-x04, 16px); margin: 0px; overflow: auto; border: none; background: transparent;"><code class="language-powershell" style="color: rgb(57, 58, 52); font-family: Consolas, "Bitstream Vera Sans Mono", "Courier New", Courier, monospace; direction: ltr; text-align: left; white-space: pre; word-spacing: normal; word-break: normal; font-size: 0.9em; line-height: 1.2em; tab-size: 4; hyphens: none;"><span class="token" style="color: rgb(54, 172, 170);">\)out = ”\(env</span><span class="token" style="color: rgb(163, 21, 21);">:USERPROFILE\foo_playlist_output.m3u"</span><span> </span><span></span><span class="token" style="color: rgb(163, 21, 21);">"#EXTM3U"</span><span> </span><span class="token" style="color: rgb(57, 58, 52);">|</span><span> </span><span class="token" style="color: rgb(57, 58, 52);">Out-File</span><span> </span><span class="token" style="color: rgb(54, 172, 170);">\)out -Encoding utf8 Get-ChildItem -Path “C:\Music” -Recurse -Include .mp3,.m4a,*.flac | ForEach-Object { \(_</span><span class="token" style="color: rgb(57, 58, 52);">.</span><span>FullName </span><span class="token" style="color: rgb(57, 58, 52);">}</span><span> </span><span class="token" style="color: rgb(57, 58, 52);">|</span><span> </span><span class="token" style="color: rgb(57, 58, 52);">Add-Content</span><span> </span><span class="token" style="color: rgb(54, 172, 170);">\)out

Option D — Python (cross-platform) with optional metadata

python
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import os from mutagen import File# optional, pip install mutagen

root = ”/path/to/music”
out = os.path.expanduser(”~/foo_playlist_output.m3u”)
with open(out, “w”, encoding=“utf-8”) as f:
    f.write(”#EXTM3U\n”)
    for dirpath, _, filenames in os.walk(root):
        for name in filenames:
            if name.lower().endswith((’.mp3’,’.m4a’,’.flac’)):
                full = os.path.join(dirpath, name)
                # optional: read duration/title with mutagen
                f.write(f”{full}\n”)

Step 4 — Generate from a list of URLs

1. Create a text file urls.txt with one URL per line.
2. Prepend #EXTM3U and save as foo_playlistoutput.m3u.

bash
 ffON2NH02oMAcqyoh2UU MQCbz04ET5EljRmK3YpQ CPXAhl7VTkj2dHDyAYAf” data-copycode=“true” role=“button” aria-label=“Copy Code”>Copy CodeCopied
printf ”%s\n“ ”#EXTM3U” > foo_playlist_output.m3u cat urls.txt >> foo_playlist_output.m3u 

Code
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#EXTINF:215,The Band - Track Name /path/to/track.mp3 

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#EXTM3U #EXTINF:210,Artist 1 - Song A /media/music/Artist1/SongA.mp3 #EXTINF:-1,Online Radio https://stream.example.com/live