What is v4l2loopback?
Creates virtual video devices that applications recognize as regular video sources but receive streams generated or modified by other software. Commonly used to apply effects to video conferencing calls without requiring specialized hardware.
v4l2loopback pricing
We don't have v4l2loopback's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.
What v4l2loopback does
The capabilities that matter for webcam streaming tools, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Architecture model
- Driver level hardware utility
- Virtual camera driver output for zoom teams meet
- ✓
- AI background removal and blur without green screen
- -
- AI eye contact correction gaze redirection
- -
- Presentation slide overlay picture in picture
- -
- AI audio noise cancellation and echo removal
- -
- Ar face tracking and 3d masking snapchat style
- -
- Multi camera switching and scene management
- -
- Video recording to local mp4 disk
- -
- Nvidia rtx GPU hardware tensor core requirement
- -
- SOC2 type ii
- -
- Gpl or permissive oss license
- ✓
- Pricing model
- Free hardware utility
Platform & deployment
Independently observed- CLI
- Linux
- Air-gapped
- Self-hosted
Security & compliance
Known vulnerabilities: 0 (0 in the last 12 months) sourcea count reflects scale & disclosure, not quality
v4l2loopback FAQ
Common questions about v4l2loopback, answered from independent, dated evidence.
What is v4l2loopback?
Creates virtual video devices that applications recognize as regular video sources but receive streams generated or modified by other software. Commonly used to apply effects to video conferencing calls without requiring specialized hardware. It is indexed under Webcam Streaming Tools.
Source: https://github.com/pricing
Is v4l2loopback free to use?
v4l2loopback is open source, so it can be self-hosted and used at no licence cost. It is released under the GPL-2.0 licence. Pricing changes often, so verify at source before relying on it.
Source: https://github.com/pricing
What platforms does v4l2loopback support?
v4l2loopback supports Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.
Source: https://github.com/pricing
Can v4l2loopback be self-hosted?
Yes. v4l2loopback can be deployed air-gapped and self-hosted, so it does not have to run on the vendor's infrastructure.
Source: https://github.com/pricing
Is v4l2loopback open source?
Yes. v4l2loopback is published under the GPL-2.0 licence, a copyleft licence, so check its terms before embedding it in a closed-source product. Licence terms can change between releases, so verify against the repository for the version you intend to use.
v4l2loopback alternatives
Other webcam streaming tools we track, ranked by the same independent score.
- SplitCamDesktop and mobile streaming application that broadcasts simultaneously to multiple platforms while functioning as a virtual camera for video callslow · 40%
- DroidCamTransform your mobile device into a camera input for your computerlow · 40%
- ManyCamSoftware that enhances live video quality for remote communication and content streaminglow · 9%
- mmhmmA suite of applications for recording, presenting, and collaborating over video in professional settingslow · 45%
- NVIDIA BroadcastDesktop application that enhances audio and video for streaming and video calls using AI-powered processing on NVIDIA GPUslow · 39%
- YouCamReal-time video call enhancement for Windows with background control, beauty effects, and automatic face trackinglow · 39%
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for v4l2loopback, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Capabilities | 46 | 0.07 | 3.2 | ✓ |
| Stars | 68 | 0.03 | 1.8 | ✓ |
| Security score | 42 | 0.04 | 1.8 | ✓ |
| Development activity | 10 | 0.09 | 0.9 | ✓ |
| Integrations | 0 | 0.08 | 0.0 | - |
| Dependent projects | 0 | 0.06 | 0.0 | ✓ |
| Release cadence | 0 | 0.05 | 0.0 | - |
| Security posture | 0 | 0.06 | 0.0 | - |
| Package downloads | 0 | 0.14 | 0.0 | - |
| Developer Q&A activity | 0 | 0.06 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 1 | mediumsource · 2026-09-08 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 5 items | mediumsource · 2026-09-10 · 67% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Pricing model: free_hardware_utility · Architecture model: driver_level_hardware_utility · Gpl or permissive oss license: Yes · Virtual camera driver output for zoom teams meet: Yes | mediumsource · 2026-08-31 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | C | highsource · 2026-09-08 · 90% |
License
| Attribute | Value | Evidence |
|---|---|---|
| Spdx | GPL-2.0 | highsource · 2026-09-08 · 95% |
Pricing
Security
| Attribute | Value | Evidence |
|---|---|---|
| Scorecard | 4.2 | highsource · 2026-09-08 · 90% |
| Vulnerabilities | Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=nixpkgs&package_name=linuxKernel.packages.linux_5_10.v4l2loopback&per_page=100 · Last 12m: 0 | highsource · 2026-09-08 · 90% |
| Trust center | https://github.com/security/advanced-security/secret-protection | mediumsource · 2026-08-31 · 60% |
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