AI & LLM
Three Claude Code Skills for a Subtitle Workflow
Jason Yang · 12 Jul, 2026
Three Claude Code skills for downloading YouTube captions as SRT, transcribing audio with a local Whisper server, and translating embedded subtitle tracks.
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ffmpeg
Tools
Download High-Quality MP3s from YouTube on Ubuntu with yt-dlp
Jason Yang · 01 Dec, 2025
Easily download YouTube videos as high-quality MP3s on Ubuntu. Use yt-dlp and FFmpeg to convert audio and embed thumbnails with simple commands.
Tools
Batch Trim MP3 Files on Ubuntu using FFmpeg
Jason Yang · 01 Dec, 2025
Batch trim MP3s on Ubuntu with FFmpeg. Use this simple shell script to cut audio files instantly without re-encoding or quality loss.
Tools
How to Merge Two Mono Audio Files into Stereo with FFmpeg on Ubuntu
Jason Yang · 01 Dec, 2025
Easily merge two mono audio files into a single stereo track using FFmpeg on Ubuntu. Perfect for syncing dual-mic interviews and podcasts.
Tools
Batch Convert Video to MP3 on Ubuntu with FFmpeg
Jason Yang · 01 Dec, 2025
Batch convert video (MKV, MP4, AVI) to MP3 on Ubuntu with a simple FFmpeg shell script — no manual re-encoding, run it once on a whole folder.
Tools
How to Convert WAV (MP4) to MP3 Using FFmpeg
Jason Yang · 01 Dec, 2025
Convert WAV or MP4 audio to MP3 with FFmpeg — the exact command-line options for input, bitrate, and quality, with examples you can copy and run.