Open Video Downloader is an electron-based graphical user interface (GUI). It does not actually download videos itself; instead, it passes the video URL to a command-line tool called yt-dlp or youtube-dl using a Node.js library called .

The primary developer has officially stated that these unhandled execa errors are resolved in . Check the Official GitHub Repository for the latest release. Manually Update yt-dlp

Execa is a Node.js module that enhances the native child_process capabilities. It provides a cleaner, Promise‑based API for spawning subprocesses and managing their output. Open Video Downloader uses Execa to launch and communicate with the downloader engine in the background.