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Subsurface color is applied twice in the thin-walled path of OpenPBR Surface

Status: Open.

#3027 In AcademySoftwareFoundation/MaterialX;

· jstone-lucasfilm opened on Aug 9, 2026

Thin film is not applied to the transmission lobe in OpenPBR Surface

Status: Open.

#3026 In AcademySoftwareFoundation/MaterialX;

· jstone-lucasfilm opened on Aug 9, 2026

Thin-film inputs are not applied to specular transmission in Standard Surface

Status: Open.

#3025 In AcademySoftwareFoundation/MaterialX;

· jstone-lucasfilm opened on Aug 9, 2026

Clarify opacity semantics for mix of surfaceshader

Status: Open.

#3021 In AcademySoftwareFoundation/MaterialX;

· tdavidovicNV opened on Jul 29, 2026

MaterialX Graph Editor Needs Unit Tests

Status: Open.

#3013 In AcademySoftwareFoundation/MaterialX;

· kwokcb opened on Jul 23, 2026

Regression: Web Viewer drag and drop no longer works

Status: Open.

#3008 In AcademySoftwareFoundation/MaterialX;

· kwokcb opened on Jul 15, 2026

Request for Namespaced MaterialX Targets

Status: Open.

#3007 In AcademySoftwareFoundation/MaterialX;

· nvmkuruc opened on Jul 14, 2026

Standard Surface with colors outside of 0-1 renders incorrectly

Status: Open.

#3004 In AcademySoftwareFoundation/MaterialX;

· joaovbs96 opened on Jul 12, 2026

OSL mx_geompropvalue_filename never returns the geomprop value

Status: Open.

#3003 In AcademySoftwareFoundation/MaterialX;

· anderslanglands opened on Jul 10, 2026

ShaderGen does not handle node with the same names but at different scopes (regression)

Status: Open.

#3000 In AcademySoftwareFoundation/MaterialX;

· kwokcb opened on Jul 6, 2026

GraphEditor : Data loss of "nodedef" associations for "nodegraphs" on save

Status: Open.

#2989 In AcademySoftwareFoundation/MaterialX;

· kwokcb opened on Jun 25, 2026

Specify defined behavior for out-of-range node inputs

Status: Open.

#2987 In AcademySoftwareFoundation/MaterialX;

· jstone-lucasfilm opened on Jun 21, 2026