Dev tools · alternatives · 2026
24 alternatives to Coplay – synchonizing video play between browsers
Synchronizing video play between two peers. Contribute to Justineo/coplay development by creating an account on GitHub.
Coplay is a tool that synchronizes video playback between two browsers, allowing peers to watch the same video in real-time. Hosted on GitHub, it enables developers to contribute to the project. The software is… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Coplay – synchonizing video play between browsers launched in 2015; newer entries below may have overtaken it.
- 1
Splay (beta)▲122The only truly customizable video player for the web
2024 · skara.app · its alternatives →
- 2

Automagically synchronize subtitles with video. Contribute to smacke/ffsubsync development by creating an account on GitHub.
2019 · github.com · its alternatives →
- 3
Here▲304Hang out and collaborate over video on a real-time canvas
2020 · here.fm · its alternatives →
- 4

- 5

personal scripts to make life easier. Contribute to dheera/scripts development by creating an account on GitHub.
2024 · github.com · its alternatives →
- 6RI
2011 · repoplay.com · its alternatives →
- 7

- 8

Sync videos for celebrations – no complex math required
2024 · whentoplayvideo.vercel.app · its alternatives →
- 9
Supra Player▲126Compare & Sync Videos Fast
Jun 2026 · supraplayer.jessengatai.com · its alternatives →
- 10

- 11GJ
GoldenLayout- a multi-window javascript layout manager for webapps
2014 · golden-layout.com · its alternatives →
- 12

Dear HN, I’m excited to show case a personal project. It has helped me quite a bit with my home lab, I hope it can help you with yours too! ffmpeg-over-ip has two components, a server and a client. You can run the server in an environment with access to a GPU and a locally installed version of ffmpeg, the client only needs network access to the server and no GPU or ffmpeg locally. Both and client and the server need a shared filesystem for this to work (so the server can write output to it, and client can read from it). In my usecase, smb works well if your (GPU) server is a windows machine,…
2024 · github.com · its alternatives →
- 13WS
2020 · wetube.glitch.me · its alternatives →
- 14
Vynchronize▲69Watch videos with friends online in real time
2018 · vynchronize.herokuapp.com · its alternatives →
- 15

- 16

- 17

Watch together in a group chat anywhere and anytime!
2017 · popitalk.com · its alternatives →
- 18

Vadootv - P2P CDN free solution demo using WebRTC to reduce video streaming bandwidth cost and improve latency for live streaming and VOD platforms
2020 · api.peervadoo.com · its alternatives →
- 19

- 20

Split-screen Synchronization with FFmpeg. Contribute to joeycato/splitscreensync development by creating an account on GitHub.
2018 · github.com · its alternatives →
- 21

- 22IM
2014 · jack.minardi.org · its alternatives →
- 23
Duomov▲79Make split-screen, synchronized videos with nearby friends
2017 · duomov.com · its alternatives →
- 24

Also compare
Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →