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SPECIFICTION
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Chaos Envision vs Picogen

Chaos Envision

chaos.com

Picogen

picogen.org

Side by side

FigureChaos EnvisionPicogen
Price from$60.90/moFree
Free plan—Yes
Free trialYes—
Open source—Yes
WebYes—
WindowsYesYes
macOSYes—
Linux—Yes
Plans published22
Spec score · 3D Rendering Software8.2 (#7)8.1 (#13)
PurposeChaos Envision is an architectural visualization tool for creating immersive experiences, real-time 3D assemblies, photorealism and animations.Picogen is an outdoor ray tracing system for large-scale terrain with realistic day and night illumination and detailed plant populations.
SupportChaos licenses include free learning resources, support, community access and continuous updates, while the Envision trial includes training resources and dedicated customer support.The forum is open for questions, answers, suggestions, and bug reports, and does not require signup to post.

Plans

Chaos Envision

  • Enscape Collection$730.80 a year
  • Enterprise pricing plansPriced on request

Chaos Envision pricing →

Picogen

  • FreeFree
  • PicogenFree

Picogen pricing →

In their own words

Chaos Envision

Chaos Envision has no write-up on Specifiction yet; its figures are above.

Visit chaos.com

Picogen

Picogen is a free outdoor ray-tracing system for generating large terrain scenes with realistic illumination across day and night and detailed plant populations. It supports procedural scene work through SSDF userspace scripting and heightfield objects. Implemented rendering choices include Whitted-style rendering and path tracing. Materials include fully diffuse Lambertian and perfect mirror specular types, while Height-Slang programmable materials and shaders support terrain. A sun-sky global setting controls scene lighting, and cameras provide yaw, pitch, and roll controls. Picogen is licensed under GPL version 3 or later and runs on Linux and Windows. Linux downloads include 32-bit and 64-bit packages for Debian, Ubuntu, and similar distributions, plus tarballs. Windows offers an installer and portable zip or 7zip archives. Source code, a no-signup forum, and wiki documentation are available. The roadmap lists several features as unimplemented, including a graphical interface.

Visit picogen.org