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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. 1

    The only truly customizable video player for the web

    2024 · skara.app · its alternatives →

  2. 2

    Automagically synchronize subtitles with video. Contribute to smacke/ffsubsync development by creating an account on GitHub.

    2019 · github.com · its alternatives →

  3. 3
    Here▲304

    Hang out and collaborate over video on a real-time canvas

    2020 · here.fm · its alternatives →

  4. 4
    Aimi Sync▲176

    Score videos with custom music and voiceovers

    2024 · its alternatives →

  5. 5

    personal scripts to make life easier. Contribute to dheera/scripts development by creating an account on GitHub.

    2024 · github.com · its alternatives →

  6. 6RI
  7. 7
    Sync▲85

    Interactive, synchronous YouTube streaming

    2020 · its alternatives →

  8. 8

    Sync videos for celebrations – no complex math required

    2024 · whentoplayvideo.vercel.app · its alternatives →

  9. 9

    Compare & Sync Videos Fast

    Jun 2026 · supraplayer.jessengatai.com · its alternatives →

  10. 10

    Watch together

    2023 · its alternatives →

  11. 11GJ

    GoldenLayout- a multi-window javascript layout manager for webapps

    2014 · golden-layout.com · its alternatives →

  12. 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 →

  13. 13WS
  14. 14

    Watch videos with friends online in real time

    2018 · vynchronize.herokuapp.com · its alternatives →

  15. 15

    Offline dual video player with synced controls

    2020 · dual.watch · its alternatives →

  16. 16

    Dribbble for full stack developers by LayerCI

    2020 · its alternatives →

  17. 17

    Watch together in a group chat anywhere and anytime!

    2017 · popitalk.com · its alternatives →

  18. 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. 19

    Watch YouTube together

    2018 · syncplay.live · its alternatives →

  20. 20

    Split-screen Synchronization with FFmpeg. Contribute to joeycato/splitscreensync development by creating an account on GitHub.

    2018 · github.com · its alternatives →

  21. 21

    Play videos side-by-side

    2021 · github.com · its alternatives →

  22. 22IM
  23. 23
    Duomov▲79

    Make split-screen, synchronized videos with nearby friends

    2017 · duomov.com · its alternatives →

  24. 24

    Multi-video player with smart layouts

    Jul 2026 · moviplayer.app · its alternatives →

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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 →