Softwr

APIs · head to head

Janus Gateway vs Puppeteer

Janus Gateway logo

Janus Gateway

APIs

WebRTC gateway and media server for real-time communication

From
Free
Rated
-
Full reviewWebsite
Puppeteer logo

Puppeteer

Testing

Node.js library for controlling Chrome and Firefox

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Janus Gateway no commercial pricing published; open-source project without official commercial offerings; Puppeteer chrome and Firefox only, with no Safari or WebKit story
  • They diverge on capability: Janus Gateway covers WebRTC Gateway, Puppeteer covers DevTools Protocol.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Janus Gateway and Puppeteer actually diverge.

Attributes where Janus Gateway and Puppeteer differ
AttributeJanus GatewayPuppeteer
Pricing modelopen-sourceOpen source, no licence fee
PlatformsLinux, MacOS, BSDLinux, macOS, Windows
CategoryAPIsTesting
Founded2010Unknown

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Janus Gateway

  • WebRTC Gateway
  • Media Routing
  • Video Conferencing
  • RTP
  • SRTP
  • REST API
  • Linux support
  • MacOS support

Only in Puppeteer

  • DevTools Protocol
  • Headless by default
  • PDF and screenshots
  • Network interception

What people use each for

The jobs each tool is most often brought in to do.

Janus Gateway

  • API Developmentnot Puppeteer
  • API Gatewaynot Puppeteer
  • API Testingnot Puppeteer
  • API Documentationnot Puppeteer
  • Microservicesnot Puppeteer

Puppeteer

  • Generating PDFs or screenshots of rendered pages on a servernot Janus Gateway
  • Scraping sites that require JavaScript executionnot Janus Gateway
  • Automating browser tasks where a full test framework is unnecessarynot Janus Gateway

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Janus Gateway

  • No commercial pricing published; open-source project without official commercial offerings
  • Community-supported only; no vendor commercial support or SLA available

Puppeteer

  • Chrome and Firefox only, with no Safari or WebKit story
  • Not a test framework: assertions, retries and reporting need Jest or similar bolted on
  • Bundles a Chromium download, which makes installs large and awkward in constrained CI images

Pricing, plan by plan

Janus Gateway

Free
  • Open SourceFree
    • Core WebRTC gateway
    • Community support

Puppeteer

Free
  • PuppeteerFree
    • Full functionality
    • Unlimited tests
    • Community support

Which should you pick?

Choose Janus Gateway if

  • You need webrtc gateway.
  • You want to start without paying.
  • You work on Linux, MacOS, BSD.
  • You also want media routing.
Janus Gateway review

Choose Puppeteer if

  • You need devtools protocol.
  • You want to start without paying.
  • You work on Linux, macOS, Windows.
  • You also want headless by default.
Puppeteer review

Questions people ask

Is Janus Gateway or Puppeteer better?
Neither clearly leads. Janus Gateway starts at Free and Puppeteer at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Janus Gateway or Puppeteer?
Janus Gateway starts at Free and Puppeteer at Free.
Does Janus Gateway or Puppeteer run on more platforms?
Janus Gateway runs on Linux, MacOS, BSD. Puppeteer runs on Linux, macOS, Windows.
Can I use Janus Gateway for free?
Both have a free tier, so you can try either at no cost before committing.
What is Janus Gateway best used for?
Janus Gateway is most often used for api development, api gateway, api testing, api documentation. Of those, api development and api gateway are not what Puppeteer is typically brought in for.
What can Janus Gateway do that Puppeteer cannot?
Janus Gateway covers WebRTC Gateway, Media Routing, Video Conferencing, RTP. Puppeteer covers DevTools Protocol, Headless by default, PDF and screenshots, Network interception.

Answered from the vendors’ own pages

Janus Gateway: How much does Janus Gateway cost?

Janus Gateway has no pricing model; it is a free open-source WebRTC server developed by Meetecho. The general-purpose server is available for download at no cost. There are no subscription tiers or commercial licensing fees.

Source
Puppeteer: Is Puppeteer free?

Yes, open source from the Chrome team.

Janus Gateway: Is Janus Gateway supported commercially?

Janus Gateway is community-supported open-source software with no official commercial support or SLA from the vendors. While Meetecho developed the project, users must rely on community documentation and forums for assistance.

Source
Puppeteer: Puppeteer or Playwright?

Playwright came from the same original team, adds WebKit and Firefox support, automatic waiting and a test runner. Puppeteer stays a focused Chrome automation library, which is simpler if automation rather than testing is the goal.

Puppeteer: Can Puppeteer generate PDFs?

Yes, and it is one of the most common uses — rendering a page and printing it to PDF server-side.

Share

Related pages

More on Janus Gateway

More on Puppeteer

Keep looking

Other head to heads