Firefox Browser Add-ons
  • Extensions
  • Themes
    • for Firefox
    • Dictionaries & Language Packs
    • Other Browser Sites
    • Add-ons for Android
Log in
Preview of Local Video Player, Local Video Playlist Player

Local Video Player, Local Video Playlist Player by Nahom Ketema

Play videos in the browser. Simply choose the folder containing your video. This browser-based player handles entire local video folders, offering playlist navigation, automatic subtitle detection (subtitle in same folders as video ), and captions.

0 (0 reviews)0 (0 reviews)
1 User1 User
You'll need Firefox to use this extension
Download Firefox and get the extension
Download file

Extension Metadata

Screenshots
A browser-based "Local Video Playlist Player" with a video display, browsable playlist, folder selection, and caption size controlFolder selection, and caption size controlSRT and VTT Subtitle supportExpanded View (Theater Mode)Full Screen View (with Progress Bar auto-hide)
About this extension
-> Local Video & Folder Playlist Player (MP4, WebM, and OGG video formats)
No more switching between apps – Watch everything directly in your browser
No more manual subtitle loading – Automatic detection does the work for you

Watch Your Entire Video Collection Without Hassle – Right in Your Browser!
The Local Video & Folder Playlist Player is here to change that! This powerful extension transforms your browser into a sleek, feature-rich video player that handles your entire video collection with ease.

✨ Key Features
1. One-Click Folder Loading
Open an entire folder of videos at once – no need to add files one by one
Automatically creates a clean, scrollable playlist of all your videos
Sorts files alphabetically for easy navigation
  1. Automatic Subtitle Support
    Auto-detects subtitles in .srt and .vtt formats
    Smart matching – Subtitles are automatically paired with videos when their filenames match (e.g., MyVideo.mp4 and MyVideo_en.srt)
    Works with common naming patterns like:
    VideoName_en.srt
    VideoName (English).vtt
    VideoName.EN.srt
  2. User-Friendly Controls
    Adjustable subtitle size – Make captions larger or smaller with a simple slider
    Playlist navigation – Easily jump between videos in your playlist
    Auto-play – Videos play automatically in sequence for uninterrupted viewing
    Keyboard shortcuts – Use spacebar to play/pause, arrow keys to seek
  3. Clean, Intuitive Interface
    Minimalist design that puts your videos front and center
    Collapsible playlist – Show or hide the playlist with one click
    Responsive layout – Works great on different screen sizes
  4. Privacy-First & Offline-First
    No internet required – All processing happens locally on your computer
    No data collection – Your videos and subtitles never leave your device
    No ads, no tracking, no nonsense

📂 How to Use
Click the extension icon in your browser's toolbar
Click "Choose Folder" and select a folder containing your videos
The player will automatically load all video files and any matching subtitles
Click any video in the playlist to start watching
Use the Caption Size slider to adjust subtitle text
🔍 Perfect For
Watching lecture recordings or tutorials
Browsing personal video collections
Reviewing recorded meetings or presentations
Anyone who prefers a simple, no-frills video player

🔒 Privacy & Security
100% local processing – Your videos stay on your computer
No file uploads – Nothing is sent to any server
No tracking – We don't collect any data about you or your files

⚙️ Requirements
Works with Firefox (desktop)
No additional software needed – runs entirely in your browser
Supports all common video formats (MP4, WebM, OGG, etc.)
Why Choose This Player?
No more switching between apps – Watch everything directly in your browser
No more manual subtitle loading – Automatic detection does the work for you
No more disorganized video libraries – Keep all your videos in their original folders
Get ready to enjoy your video collection – completely free, with no strings attached!
Rated 0 by 0 reviewers
Log in to rate this extension
There are no ratings yet

Star rating saved

5
0
4
0
3
0
2
0
1
0
No reviews yet
Permissions and dataLearn more

Required permissions:

  • Access browser tabs
More information
Add-on Links
  • Homepage
  • Support Email
Version
2.0
Size
34.25 KB
Last updated
2 months ago (Jul 1, 2025)
Related Categories
  • Privacy & Security
  • Photos, Music & Videos
License
Mozilla Public License 2.0
Version History
  • See all versions
Add to collection
Report this add-on
Support this developer

The developer of this extension asks that you help support its continued development by making a small contribution.

Contribute now

Release notes for 2.0
Improved UI and new video playback speed controller
More extensions by Nahom Ketema
  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

Go to Mozilla's homepage

Add-ons

  • About
  • Firefox Add-ons Blog
  • Extension Workshop
  • Developer Hub
  • Developer Policies
  • Community Blog
  • Forum
  • Report a bug
  • Review Guide

Browsers

  • Desktop
  • Mobile
  • Enterprise

Products

  • Browsers
  • VPN
  • Relay
  • Monitor
  • Pocket
  • Bluesky (@firefox.com)
  • Instagram (Firefox)
  • YouTube (firefoxchannel)
  • Privacy
  • Cookies
  • Legal

Except where otherwise noted, content on this site is licensed under the Creative Commons Attribution Share-Alike License v3.0 or any later version.