diff --git a/package-lock.json b/package-lock.json
index 8f5a42f3a..904dd1fd3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,6 +21,7 @@
         "monaco-editor": "0.50.0",
         "react": "^19.0.0",
         "react-dom": "^19.0.0",
+        "zstddec": "^0.2.0-alpha.3",
         "zustand": "^5.0.4"
       },
       "devDependencies": {
@@ -13332,6 +13333,12 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/zstddec": {
+      "version": "0.2.0-alpha.3",
+      "resolved": "https://registry.npmjs.org/zstddec/-/zstddec-0.2.0-alpha.3.tgz",
+      "integrity": "sha512-uHyE3TN8jRFOaMVwdhERfrcaabyoUUawIRDKXE6x0nCU7mzyIZO0LndJ3AtVUiKLF0lC+8F5bMSySWEF586PSA==",
+      "license": "MIT AND BSD-3-Clause"
+    },
     "node_modules/zustand": {
       "version": "5.0.5",
       "resolved": "https://registry.npmjs.org/zustand/-/zustand-5.0.5.tgz",
diff --git a/package.json b/package.json
index b526fd5ee..28d3b9e9b 100644
--- a/package.json
+++ b/package.json
@@ -39,6 +39,7 @@
     "monaco-editor": "0.50.0",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
+    "zstddec": "^0.2.0-alpha.3",
     "zustand": "^5.0.4"
   },
   "devDependencies": {
diff --git a/src/services/decoders/ZstdDecoder/index.ts b/src/services/decoders/ZstdDecoder/index.ts
new file mode 100644
index 000000000..b740ef8d0
--- /dev/null
+++ b/src/services/decoders/ZstdDecoder/index.ts
@@ -0,0 +1,15 @@
+import {ZSTDDecoder} from "zstddec/stream";
+
+import PlainTextDecoder from "../PlainTextDecoder";
+
+
+class ZstdDecoder extends PlainTextDecoder {
+    static override async create (dataArray: Uint8Array) {
+        const decompressor = new ZSTDDecoder();
+        await decompressor.init();
+        const decompressedDataArray = decompressor.decode(dataArray);
+        return new PlainTextDecoder(decompressedDataArray);
+    }
+}
+
+export default ZstdDecoder;
diff --git a/src/typings/file.ts b/src/typings/file.ts
index 21ddba138..d48efef4d 100644
--- a/src/typings/file.ts
+++ b/src/typings/file.ts
@@ -2,6 +2,7 @@ import ClpIrDecoder from "../services/decoders/ClpIrDecoder";
 import {CLP_IR_STREAM_TYPE} from "../services/decoders/ClpIrDecoder/utils";
 import JsonlDecoder from "../services/decoders/JsonlDecoder";
 import PlainTextDecoder from "../services/decoders/PlainTextDecoder";
+import ZstdDecoder from "../services/decoders/ZstdDecoder";
 import {Decoder} from "./decoders";
 
 
@@ -21,7 +22,8 @@ interface FileTypeInfo {
  * Represents a file type with its identifying properties and decoder.
  */
 interface FileTypeDef {
-    DecoderFactory: typeof ClpIrDecoder | typeof JsonlDecoder | typeof PlainTextDecoder;
+    DecoderFactory: typeof ClpIrDecoder | typeof JsonlDecoder |
+        typeof ZstdDecoder | typeof PlainTextDecoder;
 
     checkIsStructured: (decoder: Decoder) => FileTypeInfo["isStructured"];
     extensions: FileTypeInfo["extension"][];
@@ -46,6 +48,13 @@ const FILE_TYPE_DEFINITIONS: FileTypeDef[] = [
         name: "JSON Lines",
         signature: ["{".charCodeAt(0)],
     },
+    {
+        DecoderFactory: ZstdDecoder,
+        checkIsStructured: () => false,
+        extensions: [".zst", ".zstd"],
+        name: "Zstandard",
+        signature: [0x28, 0xb5, 0x2f, 0xfd],
+    },
     {
         DecoderFactory: PlainTextDecoder,
         checkIsStructured: () => false,