diff --git a/ports/openimageio/fix-emscripten.patch b/ports/openimageio/fix-emscripten.patch
new file mode 100644
index 0000000000..16b4cce3ae
--- /dev/null
+++ b/ports/openimageio/fix-emscripten.patch
@@ -0,0 +1,94 @@
+diff --git a/src/libutil/strutil.cpp b/src/libutil/strutil.cpp
+index 844275c..3c3b67b 100644
+--- a/src/libutil/strutil.cpp
++++ b/src/libutil/strutil.cpp
+@@ -29,6 +29,9 @@ OIIO_PRAGMA_WARNING_POP
+ #if defined(__APPLE__) || defined(__FreeBSD__)
+ #    include <xlocale.h>
+ #endif
++#ifdef __EMSCRIPTEN__
++#    include <strings.h>
++#endif
+ #ifdef _WIN32
+ #    include <windows.h>
+ #endif
+@@ -51,7 +54,7 @@ OIIO_PRAGMA_WARNING_POP
+ #endif
+ #define stbsp__uintptr std::uintptr_t
+ 
+-#ifdef OpenImageIO_SANITIZE
++#if defined(OpenImageIO_SANITIZE) || defined(__EMSCRIPTEN__)
+ #    define STB_SPRINTF_NOUNALIGNED
+ #endif
+ 
+@@ -539,6 +542,8 @@ strcasecmp(const char* a, const char* b)
+         if (*us1++ == '\0')
+             return (0);
+     return (tolower_l(*us1, c_loc) - tolower_l(*--us2, c_loc));
++#elif defined(__EMSCRIPTEN__)
++    return ::strcasecmp(a, b);
+ #else
+ #    error("need equivalent of strcasecmp_l on this platform");
+ #endif
+@@ -567,6 +572,8 @@ strncasecmp(const char* a, const char* b, size_t size)
+         } while (--size != 0);
+     }
+     return (0);
++#elif defined(__EMSCRIPTEN__)
++    return ::strncasecmp(a, b, size);
+ #else
+ #    error("need equivalent of strncasecmp_l on this platform");
+ #endif
+diff --git a/src/libutil/sysutil.cpp b/src/libutil/sysutil.cpp
+index 03e9127..e3075ea 100644
+--- a/src/libutil/sysutil.cpp
++++ b/src/libutil/sysutil.cpp
+@@ -62,6 +62,11 @@
+ #    include <unistd.h>
+ #endif
+ 
++#ifdef __EMSCRIPTEN__
++#    include <chrono>
++#    include <unistd.h>
++#endif
++
+ #include <OpenImageIO/dassert.h>
+ #include <OpenImageIO/filesystem.h>
+ #include <OpenImageIO/strutil.h>
+@@ -132,6 +137,8 @@ Sysutil::memory_used(bool resident)
+     // FIXME -- does somebody know a good method for figuring this out for
+     // FreeBSD?
+     return 0;  // Punt
++#elif defined(__EMSCRIPTEN__)
++    return 0;
+ #else
+     // No idea what platform this is
+     OIIO_ASSERT(0 && "Need to implement Sysutil::memory_used on this platform");
+@@ -204,6 +211,8 @@ Sysutil::physical_memory()
+     sysctl(mib, 2, &physical_memory, &length, NULL, 0);
+     return physical_memory;
+ 
++#elif defined(__EMSCRIPTEN__)
++    return 0;
+ #else
+     // No idea what platform this is
+     OIIO_ASSERT(
+@@ -270,7 +279,8 @@ Sysutil::this_program_path()
+     size_t cb = sizeof(filename);
+     int r     = 1;
+     sysctl(mib, 4, filename, &cb, NULL, 0);
+-#elif defined(__GNU__) || defined(__OpenBSD__) || defined(_WIN32)
++#elif defined(__GNU__) || defined(__OpenBSD__) || defined(_WIN32) \
++    || defined(__EMSCRIPTEN__)
+     int r = 0;
+ #else
+     // No idea what platform this is
+@@ -301,6 +311,8 @@ Sysutil::usleep(unsigned long useconds)
+ {
+ #ifdef _WIN32
+     Sleep(useconds / 1000);  // Win32 Sleep() is milliseconds, not micro
++#elif defined(__EMSCRIPTEN__)
++    std::this_thread::sleep_for(std::chrono::microseconds(useconds));
+ #else
+     ::usleep(useconds);  // *nix usleep() is in microseconds
+ #endif
diff --git a/ports/openimageio/portfile.cmake b/ports/openimageio/portfile.cmake
index c96d46d040..166109bb23 100644
--- a/ports/openimageio/portfile.cmake
+++ b/ports/openimageio/portfile.cmake
@@ -6,6 +6,10 @@ set(PATCHES
     fix-openexr-target-missing.patch
 )
 
+if(VCPKG_TARGET_IS_EMSCRIPTEN)
+    list(APPEND PATCHES fix-emscripten.patch)
+endif()
+
 if(VCPKG_TARGET_IS_OSX)
     execute_process(COMMAND xcrun --show-sdk-version
             OUTPUT_VARIABLE OSX_SDK_VERSION
diff --git a/ports/openimageio/vcpkg.json b/ports/openimageio/vcpkg.json
index 0c5251ad84..434dd26dc5 100644
--- a/ports/openimageio/vcpkg.json
+++ b/ports/openimageio/vcpkg.json
@@ -1,9 +1,10 @@
 {
   "name": "openimageio",
   "version": "3.1.14.0",
+  "port-version": 1,
   "description": "A library for reading and writing images, and a bunch of related classes, utilities, and application.",
   "homepage": "https://github.com/AcademySoftwareFoundation/OpenImageIO",
-  "license": "BSD-3-Clause",
+  "license": "Apache-2.0",
   "dependencies": [
     "fmt",
     "libjpeg-turbo",
diff --git a/versions/baseline.json b/versions/baseline.json
index fd75153853..eb52497398 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -7434,7 +7434,7 @@
     },
     "openimageio": {
       "baseline": "3.1.14.0",
-      "port-version": 0
+      "port-version": 1
     },
     "openjpeg": {
       "baseline": "2.5.4",
diff --git a/versions/o-/openimageio.json b/versions/o-/openimageio.json
index c34d75c0a0..6f4e1e3d59 100644
--- a/versions/o-/openimageio.json
+++ b/versions/o-/openimageio.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "648091caae50e7dddcf995b073c560e2fa187cb3",
+      "version": "3.1.14.0",
+      "port-version": 1
+    },
     {
       "git-tree": "947e6e8fe959efdb060e5b034ac77e5a7939e2b5",
       "version": "3.1.14.0",