diff --git a/.github/workflows/release-binaries.yaml b/.github/workflows/release-binaries.yaml
new file mode 100644
index 0000000..782d489
--- /dev/null
+++ b/.github/workflows/release-binaries.yaml
@@ -0,0 +1,33 @@
+name: Release Binaries
+on:
+  push:
+    tags:
+      - v*
+permissions:
+  contents: write
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '26'
+          cache: npm
+      - run: npm ci
+      - run: scripts/build-sea.sh
+      - name: Smoke-test the native binary
+        run: |
+          expected="$(node -p 'require("./package.json").version')"
+          tar -xzf "dist-bin/sdfz-demo-parser-$expected-linux-x64.tar.gz" -C /tmp
+          bin=/tmp/sdfz-demo-parser
+          got="$("$bin" --version)"
+          if [[ "$got" != "$expected" ]]; then
+            echo "error: binary reported version '$got', expected '$expected'" >&2
+            exit 1
+          fi
+          "$bin" "test/test_replays/2025-08-08_10-25-43-160_Supreme Isthmus v2_2025.04.08.sdfz" --header-only > /dev/null
+          echo "Smoke test passed (version $got, parsed a demo)"
+      - uses: softprops/action-gh-release@v2
+        with:
+          files: dist-bin/*
diff --git a/.gitignore b/.gitignore
index 44e78ac..06ae969 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,7 @@
 dist
 node_modules
 /working-files
-debug.log
\ No newline at end of file
+debug.log
+/build
+/dist-bin
+/nodes
\ No newline at end of file
diff --git a/README.md b/README.md
index ab0cf69..3d2d2b0 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,9 @@ import { DemoParser } from "sdfz-demo-parser";
 
 ## CLI
 
-The package also ships a CLI (requires Node.js 24+) that parses a demo file and prints the result as JSON.
+The package also ships a CLI that parses a demo file and prints the result as JSON. You can use it from npm, or download a standalone executable that needs no Node.js installation.
+
+### From npm (requires Node.js 24+)
 
 Run it without installing:
 
@@ -37,7 +39,18 @@ npm i -g sdfz-demo-parser
 sdfz-demo-parser <demo.sdfz> > demo.json
 ```
 
-Examples:
+### Standalone executable (no Node.js required)
+
+Every release ships self-contained executables with Node.js bundled in, for Linux and Windows (x64 and arm64). Download the archive for your platform from the [latest GitHub release](../../releases/latest) — `.tar.gz` for Linux, `.zip` for Windows — and extract the `sdfz-demo-parser` binary:
+
+```
+tar -xzf sdfz-demo-parser-*-linux-x64.tar.gz
+./sdfz-demo-parser game.sdfz > demo.json
+```
+
+The binaries are unsigned, so Windows SmartScreen may warn on first run. They accept exactly the same options as the npm CLI.
+
+### Examples
 
 ```
 # Full parse, pretty JSON to stdout (the packet stream is included by default)
@@ -61,3 +74,5 @@ sdfz-demo-parser game.sdfz --exclude-packets "" --compact
 npm version --sign-git-tag patch|minor|major
 git push --follow-tags
 ```
+
+Pushing the version tag publishes the package to npm and builds the standalone executables, attaching them to the GitHub release for the tag.
diff --git a/eslint.config.mjs b/eslint.config.mjs
index b0647e8..bd7a106 100644
--- a/eslint.config.mjs
+++ b/eslint.config.mjs
@@ -4,7 +4,7 @@ import { defineConfig, globalIgnores } from "eslint/config";
 import simpleImportSort from "eslint-plugin-simple-import-sort";
 import unusedImports from "eslint-plugin-unused-imports";
 
-export default defineConfig([globalIgnores(["**/dist", "**/working-files"]), {
+export default defineConfig([globalIgnores(["**/dist", "**/working-files", "**/build", "**/dist-bin", "**/nodes"]), {
     plugins: {
         "@typescript-eslint": typescriptEslint,
         "simple-import-sort": simpleImportSort,
diff --git a/package-lock.json b/package-lock.json
index c2a7841..abe9af9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -22,6 +22,7 @@
         "@types/node-gzip": "^1.1.2",
         "@typescript-eslint/eslint-plugin": "^8.39.0",
         "@typescript-eslint/parser": "^8.39.0",
+        "esbuild": "^0.25.0",
         "eslint": "^9.32.0",
         "eslint-plugin-simple-import-sort": "^12.1.1",
         "eslint-plugin-unused-imports": "^4.1.4",
@@ -608,6 +609,448 @@
         "tslib": "^2.4.0"
       }
     },
+    "node_modules/@esbuild/aix-ppc64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/aix-ppc64/-/aix-ppc64-0.25.12.tgz",
+      "integrity": "sha512-Hhmwd6CInZ3dwpuGTF8fJG6yoWmsToE+vYgD4nytZVxcu1ulHpUQRAB1UJ8+N1Am3Mz4+xOByoQoSZf4D+CpkA==",
+      "cpu": [
+        "ppc64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "aix"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/android-arm": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/android-arm/-/android-arm-0.25.12.tgz",
+      "integrity": "sha512-VJ+sKvNA/GE7Ccacc9Cha7bpS8nyzVv0jdVgwNDaR4gDMC/2TTRc33Ip8qrNYUcpkOHUT5OZ0bUcNNVZQ9RLlg==",
+      "cpu": [
+        "arm"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "android"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/android-arm64": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/@esbuild/android-arm64/-/android-arm64-0.25.12.tgz",
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+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
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+        "android"
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+      }
+    },
+    "node_modules/@esbuild/android-x64": {
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+      "cpu": [
+        "x64"
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+      "dev": true,
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+      "license": "MIT",
+      "optional": true,
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     "node_modules/@eslint-community/eslint-utils": {
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       "resolved": "https://registry.npmjs.org/@eslint-community/eslint-utils/-/eslint-utils-4.9.1.tgz",
@@ -2858,6 +3301,48 @@
         "is-arrayish": "^0.2.1"
       }
     },
+    "node_modules/esbuild": {
+      "version": "0.25.12",
+      "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.25.12.tgz",
+      "integrity": "sha512-bbPBYYrtZbkt6Os6FiTLCTFxvq4tt3JKall1vRwshA3fdVztsLAatFaZobhkBC8/BrPetoa0oksYoKXoG4ryJg==",
+      "dev": true,
+      "hasInstallScript": true,
+      "license": "MIT",
+      "bin": {
+        "esbuild": "bin/esbuild"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "optionalDependencies": {
+        "@esbuild/aix-ppc64": "0.25.12",
+        "@esbuild/android-arm": "0.25.12",
+        "@esbuild/android-arm64": "0.25.12",
+        "@esbuild/android-x64": "0.25.12",
+        "@esbuild/darwin-arm64": "0.25.12",
+        "@esbuild/darwin-x64": "0.25.12",
+        "@esbuild/freebsd-arm64": "0.25.12",
+        "@esbuild/freebsd-x64": "0.25.12",
+        "@esbuild/linux-arm": "0.25.12",
+        "@esbuild/linux-arm64": "0.25.12",
+        "@esbuild/linux-ia32": "0.25.12",
+        "@esbuild/linux-loong64": "0.25.12",
+        "@esbuild/linux-mips64el": "0.25.12",
+        "@esbuild/linux-ppc64": "0.25.12",
+        "@esbuild/linux-riscv64": "0.25.12",
+        "@esbuild/linux-s390x": "0.25.12",
+        "@esbuild/linux-x64": "0.25.12",
+        "@esbuild/netbsd-arm64": "0.25.12",
+        "@esbuild/netbsd-x64": "0.25.12",
+        "@esbuild/openbsd-arm64": "0.25.12",
+        "@esbuild/openbsd-x64": "0.25.12",
+        "@esbuild/openharmony-arm64": "0.25.12",
+        "@esbuild/sunos-x64": "0.25.12",
+        "@esbuild/win32-arm64": "0.25.12",
+        "@esbuild/win32-ia32": "0.25.12",
+        "@esbuild/win32-x64": "0.25.12"
+      }
+    },
     "node_modules/escalade": {
       "version": "3.2.0",
       "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.2.0.tgz",
diff --git a/package.json b/package.json
index d27e572..efb686b 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,8 @@
     "dev": "tsc --watch",
     "lint": "eslint . --ext .ts",
     "lint:fix": "eslint . --ext .ts --fix",
-    "test": "jest"
+    "test": "jest",
+    "build:sea": "scripts/build-sea.sh"
   },
   "author": "Jazcash and others",
   "license": "unlicense",
@@ -39,6 +40,7 @@
     "@types/node-gzip": "^1.1.2",
     "@typescript-eslint/eslint-plugin": "^8.39.0",
     "@typescript-eslint/parser": "^8.39.0",
+    "esbuild": "^0.25.0",
     "eslint": "^9.32.0",
     "eslint-plugin-simple-import-sort": "^12.1.1",
     "eslint-plugin-unused-imports": "^4.1.4",
diff --git a/scripts/build-sea.sh b/scripts/build-sea.sh
new file mode 100755
index 0000000..23244c5
--- /dev/null
+++ b/scripts/build-sea.sh
@@ -0,0 +1,74 @@
+#!/usr/bin/env bash
+# Build self-contained single executable applications (SEA) of the CLI.
+#
+# Usage:
+#   scripts/build-sea.sh                       Build every target (linux/windows, x64/arm64)
+#   scripts/build-sea.sh win-x64 linux-arm64   Build the named target(s)
+#
+# Outputs go to dist-bin/sdfz-demo-parser-<version>-<target>.{tar.gz,zip}, each
+# containing a single binary named sdfz-demo-parser[.exe] (no arch in the name).
+#
+# Run with the Node you want to ship (26+); the embedded runtime is whatever Node
+# runs this, which must match the downloaded target binaries (handled below).
+set -euo pipefail
+cd "$(dirname "$0")/.."
+
+NODE_VERSION="$(node -p 'process.versions.node')"
+PKG_VERSION="$(node -p 'require("./package.json").version')"
+
+# `node --build-sea` only exists on Node 26+; fail loudly rather than with a
+# cryptic "bad option" from an older Node on PATH.
+if (( ${NODE_VERSION%%.*} < 26 )); then
+  echo "error: build-sea.sh must run on Node 26+, but found $NODE_VERSION" >&2
+  exit 1
+fi
+
+mkdir -p build dist-bin nodes
+
+# Bundle the CLI + its deps into one CommonJS file (SEA needs a single file).
+# --no-install so a missing devDependency errors instead of fetching from the network.
+npx --no-install esbuild src/cli.ts --bundle --platform=node --format=cjs --target=node26 \
+  --outfile=build/cli.cjs "--define:__SEA_VERSION__=\"$PKG_VERSION\""
+
+build_one() {
+  local target="$1" archive bin ext name nodebin binname out
+  case "$target" in
+    win-*) archive=zip;    bin=node.exe; ext=.exe ;;
+    *)     archive=tar.gz; bin=bin/node; ext= ;;
+  esac
+  name="node-v$NODE_VERSION-$target"
+  nodebin="nodes/$name/$bin"
+  if [[ ! -f "$nodebin" ]]; then
+    echo "Downloading $name.$archive"
+    curl -fsSL "https://nodejs.org/dist/v$NODE_VERSION/$name.$archive" -o "nodes/$name.$archive"
+    if [[ "$archive" == zip ]]; then
+      unzip -qo "nodes/$name.$archive" -d nodes
+    else
+      tar -xzf "nodes/$name.$archive" -C nodes
+    fi
+  fi
+  # Build the binary under a plain, arch-free name; the archive name carries the arch.
+  binname="sdfz-demo-parser$ext"
+  # useCodeCache/useSnapshot must stay false for cross-platform blobs.
+  cat > build/sea-config.json <<EOF
+{ "main": "build/cli.cjs", "output": "build/$binname", "executable": "$nodebin",
+  "disableExperimentalSEAWarning": true, "useCodeCache": false, "useSnapshot": false }
+EOF
+  node --build-sea build/sea-config.json
+  [[ "$ext" == ".exe" ]] || chmod +x "build/$binname"
+
+  out="dist-bin/sdfz-demo-parser-$PKG_VERSION-$target.$archive"
+  rm -f "$out"
+  if [[ "$archive" == zip ]]; then
+    (cd build && zip -q "../$out" "$binname")
+  else
+    tar -czf "$out" -C build "$binname"
+  fi
+  echo "Built $out"
+}
+
+targets=("$@")
+[[ ${#targets[@]} -eq 0 ]] && targets=(linux-x64 linux-arm64 win-x64 win-arm64)
+for target in "${targets[@]}"; do
+  build_one "$target"
+done
diff --git a/src/cli.ts b/src/cli.ts
index f3ac95f..0865619 100644
--- a/src/cli.ts
+++ b/src/cli.ts
@@ -84,7 +84,14 @@ function toPlayerId(token: string): number {
     return id;
 }
 
+// Replaced with the literal package version by esbuild (--define) when building the
+// single executable, where there is no package.json on disk next to the binary.
+declare const __SEA_VERSION__: string | undefined;
+
 function getVersion(): string {
+    if (typeof __SEA_VERSION__ === "string") {
+        return __SEA_VERSION__;
+    }
     const pkg = JSON.parse(readFileSync(path.join(__dirname, "..", "package.json"), "utf8")) as { version: string };
     return pkg.version;
 }