diff --git a/.gitea/workflows/build.sh b/.gitea/workflows/build.sh
index d13449c..6ee9f5a 100644
--- a/.gitea/workflows/build.sh
+++ b/.gitea/workflows/build.sh
@@ -1,5 +1,6 @@
 #!/bin/bash
 set -e
 export TZ=Asia/Shanghai
+export Version="$(git show -s --format='%ct-%H' HEAD)"
 GOOS=js GOARCH=wasm CGO_ENABLED=0 go build -o assets/webui/wasm/ofdgo.wasm -trimpath -ldflags "-s -w -buildid=" ./cmd/webui/wasm.go
-GOOS=linux GOARCH=amd64 CGO_ENABLED=0 go build -o main -trimpath -ldflags "-s -w -buildid=" ./cmd/webui/webui.go
\ No newline at end of file
+GOOS=linux GOARCH=amd64 CGO_ENABLED=0 go build -o main -trimpath -ldflags "-s -w -buildid= -X github.com/xiaoqidun/ofdgo/internal/build.Version=$Version" ./cmd/webui/webui.go
\ No newline at end of file
diff --git a/assets/webui/index.html b/assets/webui/index.html
index fa48052..fd4ed5d 100644
--- a/assets/webui/index.html
+++ b/assets/webui/index.html
@@ -193,6 +193,14 @@
 				<button id="batchPagesButton" class="editor-group-action" type="button">页面</button>
 			</div>
 		</div>
+		<dialog id="aboutPanel" class="form-dialog about-dialog" aria-labelledby="aboutTitle">
+			<form method="dialog">
+				<h2 id="aboutTitle" class="form-title">OFDGo</h2>
+				<div class="about-row"><span>构建版本</span><span id="aboutVersion">develop</span></div>
+				<div class="about-row"><span>项目官网</span><a href="https://ofdgo.aite.me/" target="_blank" rel="noreferrer">https://ofdgo.aite.me/</a></div>
+				<div class="about-row"><span>项目仓库</span><a href="https://github.com/xiaoqidun/ofdgo" target="_blank" rel="noreferrer">https://github.com/xiaoqidun/ofdgo</a></div>
+			</form>
+		</dialog>
 		<dialog id="closePanel" class="form-dialog confirm-dialog" aria-labelledby="closeTitle">
 			<form method="dialog">
 				<h2 id="closeTitle" class="form-title">关闭文档</h2>
@@ -841,7 +849,7 @@
 		</main>
 
 		<footer class="app-footer app-bar">
-			<a class="footer-brand" href="https://github.com/xiaoqidun/ofdgo" target="_blank" rel="noreferrer">OFDGo</a>
+			<button id="aboutButton" class="footer-brand" type="button">OFDGo</button>
 			<div id="statusText" class="status-text">正在准备引擎</div>
 			<nav class="footer-links">
 				<a href="https://aite.me/" target="_blank" rel="noreferrer">官方网站</a>
diff --git a/assets/webui/ofdgo.css b/assets/webui/ofdgo.css
index 4bd77eb..a87bce2 100644
--- a/assets/webui/ofdgo.css
+++ b/assets/webui/ofdgo.css
@@ -866,6 +866,30 @@ button:not(:disabled):hover {
 	padding: 12px;
 }
 
+.about-dialog {
+	width: 460px;
+}
+
+.about-row {
+	display: grid;
+	grid-template-columns: 4em minmax(0, 1fr);
+	align-items: start;
+	gap: 12px;
+	margin-bottom: 12px;
+}
+
+.about-row > span:first-child {
+	text-align-last: justify;
+}
+
+.about-row:last-child {
+	margin-bottom: 0;
+}
+
+.about-row a {
+	overflow-wrap: anywhere;
+}
+
 .form-title {
 	margin: -12px -12px 12px;
 	padding: 10px 12px;
@@ -4135,8 +4159,19 @@ audio.page-media {
 	flex: 0 0 var(--sidebar-width);
 	min-width: 0;
 	overflow: hidden;
+	padding: 0;
+	border: 0;
+	background: none;
+	color: var(--accent-strong);
+	font: inherit;
+	text-align: left;
 	text-overflow: ellipsis;
 	white-space: nowrap;
+	cursor: pointer;
+}
+
+.footer-brand:hover {
+	text-decoration: underline;
 }
 
 .status-text {
diff --git a/assets/webui/ofdgo.js b/assets/webui/ofdgo.js
index f87bbe1..fed7f22 100644
--- a/assets/webui/ofdgo.js
+++ b/assets/webui/ofdgo.js
@@ -190,6 +190,9 @@ const el = {
 	documentTitleBar: document.querySelector("#documentTitleBar"),
 	documentTabs: document.querySelector("#documentTabs"),
 	documentNewTab: document.querySelector("#documentNewTab"),
+	aboutButton: document.querySelector("#aboutButton"),
+	aboutPanel: document.querySelector("#aboutPanel"),
+	aboutVersion: document.querySelector("#aboutVersion"),
 	signButton: document.querySelector("#signButton"),
 	signPanel: document.querySelector("#signPanel"),
 	signForm: document.querySelector("#signForm"),
@@ -1466,6 +1469,13 @@ el.pageForm.addEventListener("submit", async (event) => {
 		el.pagePanel.close();
 	}
 });
+el.aboutButton.addEventListener("click", openAboutPanel);
+let aboutBackdrop = false;
+el.aboutPanel.addEventListener("pointerdown", event => { aboutBackdrop = event.target === el.aboutPanel; });
+el.aboutPanel.addEventListener("click", event => {
+	if (aboutBackdrop && event.target === el.aboutPanel) el.aboutPanel.close();
+	aboutBackdrop = false;
+});
 el.ofdButton.addEventListener("click", openOFDFile);
 el.closeButton.addEventListener("pointerdown", event => event.preventDefault());
 el.closeButton.addEventListener("click", () => closeDocument().catch(error => showError(error, false)));
@@ -1966,10 +1976,36 @@ function handleKeyDown(event) {
 }
 
 function formDialogOpen() {
-	return Boolean(sealPreview || resourceManager.pick) || el.closePanel.open || el.attachmentDialog.open || settingsElements.Panel.open || fontBindingElements.Panel.open || el.signPanel.open || el.verifyPanel.open || el.credentialsPanel.open || el.encryptionPanel.open || batchElements.Panel.open || el.exportPanel.open || el.createPanel.open || el.insertPanel.open || el.pagePanel.open || el.paragraphPanel.open || el.importPanel.open || el.infoPanel.open || el.documentPanel.open
+	return Boolean(sealPreview || resourceManager.pick) || el.aboutPanel.open || el.closePanel.open || el.attachmentDialog.open || settingsElements.Panel.open || fontBindingElements.Panel.open || el.signPanel.open || el.verifyPanel.open || el.credentialsPanel.open || el.encryptionPanel.open || batchElements.Panel.open || el.exportPanel.open || el.createPanel.open || el.insertPanel.open || el.pagePanel.open || el.paragraphPanel.open || el.importPanel.open || el.infoPanel.open || el.documentPanel.open
 		|| resourceElements.Panel.open || el.structureDialog.open || el.versionPanel.open || el.batchPagesPanel.open || el.objectStylePanel.open || el.outlinePanel.open || el.objectBoundsPanel.open || el.annotationNote.open || el.annotationCreate.open || el.objectPicker.open;
 }
 
+async function openAboutPanel() {
+	el.aboutVersion.textContent = "读取中";
+	documentDialogs.showApplication(el.aboutPanel);
+	let raw = "";
+	try {
+		const response = await fetch("./", { cache: "no-store" });
+		if (response.ok) raw = response.headers.get("X-OFDGo-Build-Version") || "";
+	} catch {
+		if (el.aboutPanel.open) el.aboutVersion.textContent = "版本信息不可用";
+		return;
+	}
+	if (!el.aboutPanel.open) return;
+	if (!raw) {
+		el.aboutVersion.textContent = "develop";
+		return;
+	}
+	const match = /^(\d+)-([0-9a-f]{40}|[0-9a-f]{64})$/i.exec(raw);
+	const seconds = Number(match?.[1]);
+	const date = new Date(seconds * 1000);
+	if (!match || !Number.isSafeInteger(seconds) || Number.isNaN(date.getTime())) {
+		el.aboutVersion.textContent = "版本信息异常";
+		return;
+	}
+	el.aboutVersion.textContent = `${date.toISOString().slice(0, 10).replaceAll("-", "")}-${match[2].slice(0, 7)}`;
+}
+
 function setObjectDimension(input, value) {
 	input.value = String(Number(value.toFixed(2)));
 	input.defaultValue = input.value;
diff --git a/cmd/webui/webui.go b/cmd/webui/webui.go
index 082df04..5b076c6 100644
--- a/cmd/webui/webui.go
+++ b/cmd/webui/webui.go
@@ -29,6 +29,7 @@ import (
 
 	"github.com/xiaoqidun/ofdgo/assets/webui"
 	"github.com/xiaoqidun/ofdgo/assets/webui/wasm"
+	"github.com/xiaoqidun/ofdgo/internal/build"
 )
 
 func main() {
@@ -50,6 +51,7 @@ func serveWebUI() http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		w.Header().Set("Cache-Control", "no-store")
 		w.Header().Set("X-OFDGo-Checksum", checksum)
+		w.Header().Set("X-OFDGo-Build-Version", build.Version)
 		if r.URL.Path == "/ofdgo.wasm" {
 			wasm.ServeHTTP(w, r)
 			return
@@ -73,5 +75,6 @@ func resourceChecksum() string {
 			hash.Write(data)
 		}
 	}
+	hash.Write([]byte(build.Version))
 	return hex.EncodeToString(hash.Sum(nil))
 }
diff --git a/cmd/webview/webview.go b/cmd/webview/webview_windows.go
similarity index 100%
rename from cmd/webview/webview.go
rename to cmd/webview/webview_windows.go
diff --git a/internal/build/build.go b/internal/build/build.go
new file mode 100644
index 0000000..4bdfe8e
--- /dev/null
+++ b/internal/build/build.go
@@ -0,0 +1,17 @@
+// Copyright 2025-2026 肖其顿 (XIAO QI DUN)
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package build
+
+var Version string
diff --git a/internal/webview/webview.go b/internal/webview/webview.go
index ff6ee1e..726aabc 100644
--- a/internal/webview/webview.go
+++ b/internal/webview/webview.go
@@ -37,6 +37,7 @@ import (
 	"github.com/xiaoqidun/guigo"
 	"github.com/xiaoqidun/ofdgo"
 	webuiassets "github.com/xiaoqidun/ofdgo/assets/webui"
+	"github.com/xiaoqidun/ofdgo/internal/build"
 	"github.com/xiaoqidun/ofdgo/internal/webui"
 )
 
@@ -115,6 +116,7 @@ func Run(ctx context.Context, paths []string, dataDir string) error {
 			return
 		}
 		w.Header().Set("Cache-Control", "no-store")
+		w.Header().Set("X-OFDGo-Build-Version", build.Version)
 		static.ServeHTTP(w, r)
 	})
 	options.Handler = handler