diff --git a/features.json b/features.json
index 0b88c47b..12d7e27a 100644
--- a/features.json
+++ b/features.json
@@ -768,6 +768,41 @@
         "webContentSecurityPolicy": null
       }
     },
+    "zwasm": {
+      "url": "https://github.com/zwasm/zwasm",
+      "logo": "/images/zwasm.svg",
+      "category": "Standalone Runtimes",
+      "features": {
+        "bigInt": null,
+        "bulkMemory": true,
+        "componentModel": [true, "WASI 0.2 command components (wasi:cli/run) execute end-to-end on both engines"],
+        "customAnnotationSyntaxInTheTextFormat": null,
+        "customPageSizes": true,
+        "esmIntegration": null,
+        "exceptions": false,
+        "exceptionsFinal": true,
+        "extendedConst": true,
+        "gc": true,
+        "jspi": null,
+        "jsStringBuiltins": null,
+        "memory64": true,
+        "multiMemory": [true, "Interpreter engine only; the JIT rejects multi-memory modules and the default auto mode falls back to the interpreter"],
+        "multiValue": true,
+        "mutableGlobals": true,
+        "referenceTypes": true,
+        "relaxedSimd": [true, "JIT engine only; the interpreter accepts SIMD modules but traps when a vector instruction executes (the default auto mode runs them on the JIT)"],
+        "saturatedFloatToInt": true,
+        "signExtensions": true,
+        "simd": [true, "JIT engine only; the interpreter accepts SIMD modules but traps when a vector instruction executes (the default auto mode runs them on the JIT)"],
+        "stackSwitching": false,
+        "tailCall": true,
+        "threads": [true, "Single-threaded host: atomics, shared memories, and wait/notify are implemented and validated; wait times out and notify returns 0"],
+        "typedFunctionReferences": true,
+        "typeReflection": null,
+        "webContentSecurityPolicy": null,
+        "wideArithmetic": true
+      }
+    },
     "wasm2c": {
       "url": "https://github.com/WebAssembly/wabt",
       "logo": "/images/wasm2c.svg",
diff --git a/images/zwasm.svg b/images/zwasm.svg
new file mode 100644
index 00000000..ba9e79e3
--- /dev/null
+++ b/images/zwasm.svg
@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 107.62 107.62" width="512" height="512" role="img">
+<title>zwasm</title>
+<desc>Silhouette from the WebAssembly icon (CC0-1.0, carlosbaraza/web-assembly-logo) recoloured to Zig orange; ZW set in Open Sans (OFL-1.1) at wght 690 / wdth 78.5, fitted to the official monogram's width and stem ratios, letterspaced to a 3.00 cap-line gap.</desc>
+<path d="M66.12,0c0,.19,0,.38,0,.58a12.34,12.34,0,1,1-24.68,0c0-.2,0-.39,0-.58H0V107.62H107.62V0Z" fill="#F7A41D"/>
+<path d="M52.884 96.1H31.458V90.962L44.61 64.208H31.711V58H52.523V63.116L39.374 89.827H52.884ZM98 58 90.191 96.1H81.889L78.062 77.369Q77.908 76.497 77.727 75.43Q77.547 74.363 77.364 73.174Q77.18 71.985 77.037 70.734Q76.893 69.484 76.769 68.22Q76.668 69.188 76.527 70.343Q76.385 71.497 76.214 72.717Q76.043 73.937 75.851 75.122Q75.659 76.307 75.458 77.331L71.638 96.1H63.385L55.527 58H62.631L66.381 77.704Q66.592 78.834 66.801 80.147Q67.009 81.46 67.215 82.836Q67.421 84.212 67.596 85.523Q67.771 86.834 67.875 87.941Q68.027 86.668 68.224 85.285Q68.421 83.901 68.645 82.553Q68.869 81.205 69.084 80.003Q69.3 78.8 69.487 77.864L73.676 58H79.895L83.871 77.821Q84.077 78.818 84.301 80.042Q84.526 81.265 84.74 82.612Q84.954 83.959 85.141 85.312Q85.329 86.664 85.479 87.942Q85.62 86.41 85.867 84.635Q86.114 82.861 86.402 81.06Q86.689 79.259 86.976 77.704L90.768 58Z" fill="#000000"/>
+</svg>