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Showing 185 open source projects for "javascript"
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1
Must-Watch JavaScript
JavaScript talks you have to see on functional programming
Must-Watch JavaScript is a curated list of high-quality talk videos, tutorials, and presentations about JavaScript — covering a variety of topics such as language features, best practices, frameworks, performance, tooling, and evolving JS ecosystem trends. Rather than being code-heavy, it serves as a learning resource for developers who want to gain conceptual wisdom, stay updated with JavaScript evolution, or learn from experts’ experiences and opinions. -
2
Invidious
Invidious is an alternative front-end to YouTube
An open source alternative front-end to YouTube. Lightweight, no ads, no tracking, no JavaScript required, Light/Dark themes. Customizable homepage, subscriptions, independent from Google, notifications for all subscribed channels. Audio-only mode (with background play on mobile), support for Reddit comments, available in many languages, thanks to our translators. Invidious protects you from the prying eyes of Google. It won't track you either! -
3
YouTube Music
YouTube Music Desktop App bundled with custom plugins
Open source, cross-platform, unofficial YouTube Music Desktop App with built-in ad blocker and downloader. Native look & feel, aims at keeping the original interface. Framework for custom plugins: change YouTube Music to your needs (style, content, features), enable/disable plugins in one click. Install the youtube-music-bin package from the AUR. For AUR installation instructions, take a look at the wiki page. Block all ads and tracking out of the box. Apply compression to audio (lowers the... -
4
Open Video Downloader
A cross-platform GUI for youtube-dl made in Electron and node.js
A cross-platform GUI for youtube-dl made in Electron and node.js. Download from all kind of platforms: YouTube, vimeo, twitter & many more. Download multiple videos/playlists/channels in one go. Select the resolution and format you want to download in. Download private videos (currently only tested on YouTube). Multithreaded, up to 32 videos can be downloaded synchronously. Shows how much size the download will use up on your system. The app automatically keeps ytdl up-to-date. Please be... -
5
LosslessCut
The swiss army knife of lossless video/audio editing
LosslessCut aims to be the ultimate cross platform FFmpeg GUI for extremely fast and lossless operations on video, audio, subtitle and other related media files. The main feature is lossless trimming and cutting of video and audio files, which is great for saving space by rough-cutting your large video files taken from a video camera, GoPro, drone, etc. It lets you quickly extract the good parts from your videos and discard many gigabytes of data without doing a slow re-encode and thereby... -
6
Stremio
Stremio - Freedom to Stream
...It consumes stremio-core (compiled to WebAssembly) and renders the product surfaces you recognize: Board for personalized updates, Discover for browsing catalogs, and Meta Details for titles, seasons, and streams. The app is built with JavaScript/TypeScript and a conventional web toolchain, offering simple commands for local development, testing, and production builds. It manages add-on installation and configuration in-app, letting users combine official and community sources without leaving the UI. Playback hooks into the stream types exposed by add-ons and the core’s selection logic, with UI affordances for choosing sources, subtitles, and quality. ... -
7
FreeTube
An Open Source YouTube app for privacy
...Instead of relying on the official YouTube API, FreeTube uses its own extractor or community-friendly alternatives to fetch video data, which lets users watch YouTube content without advertisements and prevents Google from tracking them through cookies or JavaScript while browsing or viewing videos. Subscriptions, playlists, viewing history, and other user data are stored locally on the user’s machine rather than on remote servers, giving users full ownership over their content preferences and histories. The app provides many features similar to the official YouTube experience — such as subscribing to channels, exploring trending content, and organizing playlists — while also offering privacy-centric options like using Tor or external proxies and hiding elements via distraction-free settings. -
8
nodecast-tv
A self-hosted web application that lets you stream Live TV
nodecast-tv is a self-hosted web application that transforms your IPTV playlists and sources into a slick, modern streaming interface accessible from any browser, designed to handle live TV, on-demand movies, and TV series with high performance. The project supports common playlist formats like Xtream Codes and M3U, offering fast channel switching, interactive EPG guides, and structured metadata displays for large catalogs without lag. Software architecture is optimized for smooth browsing... -
9
Video.js
Open source HTML5 video player
Make your web video player truly yours with Video.js, the world's most popular open source HTML5 player framework. Video.js was built from the ground up for an HTML5 world, supporting video playback on both desktops and mobile devices, and on practically every modern browser. Aside from HTML5 video, Video.js also supports modern streaming formats like HLS and DASH, YouTube, Vimeo and even Flash thanks to an abundance of well-documented plugins. It looks great out-of-the-box, but you can... -
10
muffon
Advanced multi-source music streaming + discovery client for desktop.
muffon is a cross-platform music streaming client for desktops, which helps you listen to, discover, and organize music in an advanced way. -
11
Plyr
Simple HTML5, YouTube and Vimeo player
A simple, accessible and customizable media player for HTML5 Video, HTML5 Audio, YouTube and Vimeo. Premium video monetization from Video Intelligence. Plyr is a simple, lightweight, accessible and customizable HTML5, YouTube and Vimeo media player that supports modern browsers. Accessible - full support for VTT captions and screen readers. Customizable - make the player look how you want with the markup you want. Responsive - works with any screen size. Monetization - make money from your... -
12
ReClip
Download videos from almost any website
...Built around the yt-dlp engine, it supports over a thousand websites, including major platforms like YouTube, TikTok, and Instagram, allowing users to retrieve media content in various formats. The application emphasizes simplicity and minimalism, featuring a clean interface built with plain HTML, CSS, and JavaScript without requiring complex build steps or frameworks. Its backend is implemented in a compact Python Flask application, making it easy to deploy and customize. Users can paste multiple URLs at once, select output formats such as MP4 or MP3, and choose quality settings before downloading. The system also includes features like automatic URL deduplication and batch processing to improve usability. -
13
Editly
Slick, declarative command line video editing & API
...Editly allows you to easily and programmatically create a video from a set of clips, images, audio and titles, with smooth transitions and music overlaid. Editly has a simple CLI for quickly assembling a video from a set of clips or images, or you can use its more flexible JavaScript API. Inspired by ffmpeg-concat, Editly is much faster and doesn't require much storage because it uses streaming editing. Editly aims to be very extensible and feature-rich with a pluggable interface for adding new dynamic content. -
14
cobalt
Video and media downloader: Best way to save what you love
Cobalt is an open-source media downloader and tool designed to provide a high-performance and privacy-focused alternative for interacting with online media content, particularly focused on downloading and processing media from various platforms. It emphasizes speed, reliability, and a clean user experience, allowing users to retrieve media without unnecessary tracking, ads, or intrusive elements commonly found in web-based tools. The project is built with performance in mind, leveraging... -
15
formidable
The most used, flexible, fast and streaming parser
The most used, flexible, fast and streaming parser for multipart form data. Supports uploading to serverless environments, AWS S3, Azure, GCP or the filesystem. Used in production. This project is semantically versioned and available as part of the Tidelift Subscription for professional-grade assurances, enhanced support and security. The maintainers of formidable and thousands of other packages are working with Tidelift to deliver commercial support and maintenance for the Open Source... -
16
ffmpeg.wasm
FFmpeg for browser, powered by WebAssembly
ffmpeg.wasm is a pure WebAssembly (and JavaScript/TypeScript) port of FFmpeg that enables in-browser media recording, conversion, and streaming—letting developers perform video/audio processing entirely client-side without server uploads. Transpiled via Emscripten from FFmpeg and its codecs into WebAssembly. Supports both single-threaded and multi-threaded cores using web workers. -
17
Bloom
An open source, agentic Loom alternative
Bloom is an open-source, agent-centric video recording and processing platform designed as a modern alternative to tools like Loom, but with a strong emphasis on AI-driven workflows and programmability. It allows users to record sessions locally while simultaneously preparing those recordings to be processed, indexed, and analyzed by AI systems, effectively turning simple screen captures into structured, queryable data. The project is part of the broader VideoDB ecosystem, which focuses on... -
18
Krypt
Build a Web 3.0 React Solidity blockchain application
This repository accompanies a step-by-step tutorial for building a Web3 decentralized application that connects a React front end to Ethereum smart contracts written in Solidity. It walks you through setting up MetaMask, configuring a local or test blockchain, and wiring contract methods to a clean, modern UI. The project emphasizes end-to-end learning: from authoring and compiling a smart contract, to deploying it, and then interacting with it via web3 libraries in React. It demonstrates... -
19
Memories
Build a full stack MERN application
Project MERN Memories is a full-stack application built as a learning tutorial, using the MERN stack: React on the front end, Node.js and Express on the back end, and MongoDB for data persistence. The app is called “Memories” and allows users to post interesting events from their lives (memories), providing a simple social media–style interface and back-end API to support create, read, update, delete of posts. The repository is tied to a video tutorial series that covers the project from... -
20
You-Get
Dumb downloader that scrapes the web
...You-Get is a great option for when you want to enjoy your favorite videos, audio or images from the internet without having to open any web browsers or get interrupted by ads. It’s also a good choice for when you want to get rid of any closed-source technology or proprietary JavaScript code from running on your computer. -
21
Node Archiver
a streaming interface for archive generation
Archiver is a Node.js library that provides a streaming interface for creating archive files in various formats, such as ZIP and TAR, supporting multiple compression methods. -
22
OpenCV
Open Source Computer Vision Library
The Open Source Computer Vision Library has >2500 algorithms, extensive documentation and sample code for real-time computer vision. It works on Windows, Linux, Mac OS X, Android, iOS in your browser through JavaScript. Languages: C++, Python, Julia, Javascript Homepage: https://opencv.org Q&A forum: https://forum.opencv.org/ Documentation: https://docs.opencv.org Source code: https://github.com/opencv Please pay special attention to our tutorials! https://docs.opencv.org/master Books about the OpenCV are described here: https://opencv.org/books.html -
23
QPrompt
Personal teleprompter software for all video makers.
Free teleprompter software for all video creators. Built with ease of use, fast performance, control accuracy, and cross-platform support in mind. QPrompt works with studio teleprompters and tablet teleprompters, cellphones, and webcams. It was also designed for use in video conferences. -
24
Megacubo
An intuitive, multi-language and cross-platform IPTV player
Megacubo is an intuitive, multi-language and cross-platform IPTV player with support for history, bookmarks and much more. You can add as many IPTV lists you want (M3U format) and record live broadcasts to your PC or device. With Miniplayer mode, you can work or navigate on your PC while watching any broadcast. -
25
SupTube
An open-source Windows client for YouTube
