MLmlukaszek·Jun 16, 2025
Have a look at https://github.com/DisplayLink/evdi and (shameless plug, toy project, be gentle) https://github.com/mlukaszek/evdipp
In Modifying an HDMI dummy plug's EDID using a Raspberry Pimlukaszek
evdipp
C++2021–2025
mlukaszek / evdipp
evdipp
Simple C++ wrapper for DisplayLink evdi. Add and manage virtual displays in Linux! Get dummy monitors without attaching physical dongles!
2Distinct people
2Mentions
0Explicit recommenders
75GitHub stars
What to know before exploring
What it is
Simple C++ wrapper for DisplayLink evdi. Add and manage virtual displays in Linux! Get dummy monitors without attaching physical dongles!
GitHub
Where it is used
No documented product use has been verified yet.
What people are saying
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This week on Hacker News
Nov 7–Nov 14 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/14/2026, 3:56:07 PM UTC.
No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.
Mentions over time
HN mentions by year2 dated mentions
Observed mentions: 2021-01-19 18:34:28 UTC to 2025-06-16 07:23:17 UTC.
Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.
View mention counts and date ranges
| Period | Start (UTC) | End (exclusive, UTC) | Mentions | Submissions | Comments |
|---|---|---|---|---|---|
| 2021 | 2021-01-01 00:00:00 UTC | 2022-01-01 00:00:00 UTC | 1 | 0 | 1 |
| 2022 | 2022-01-01 00:00:00 UTC | 2023-01-01 00:00:00 UTC | 0 | 0 | 0 |
| 2023 | 2023-01-01 00:00:00 UTC | 2024-01-01 00:00:00 UTC | 0 | 0 | 0 |
| 2024 | 2024-01-01 00:00:00 UTC | 2025-01-01 00:00:00 UTC | 0 | 0 | 0 |
| 2025 | 2025-01-01 00:00:00 UTC | 2026-01-01 00:00:00 UTC | 1 | 0 | 1 |
What Hacker News says
2 sourcesFor Linux, X11, USB-connection to Android-Device(s), and the TV over Network:
- Make another screen - 3 options, depending on driver/available_outputs:
1: make a mode with `cvt`, add it with `xrandr --newmode`, bind it to unused output with `--addmode`
2: Use a dummy plug on a free output
3: Use `evdi` and the `example` application in evdipp to create a virtual screen, attach the provider with xrandr
- Export the new screen, or a portion of it with `x11vnc`, using the `-clip` option with coordinates or screennumber.
Optional: Use `NoVNC` to make VNC available to any HTML5 browser
- use adb port forwarding commands to forward localhost:whatever1 on the Android device to connect to the X11VNC port.
- Use ADB, or your finger to start VNC session on tablet to localhost:whatever1, and UPNP/whatever to start browser on TV for NoVNC ur
Read the rest
l.
That should cut down your research time ;)
Be warned, Evdi&EvdiPP are currently still glitchy, but under active development.
https://github.com/mlukaszek/evdipp