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+++ b/index.html
@@ -32,6 +32,11 @@
 					<section id="two">
 						<h2>Recent Work</h2>
 						<div class="row">
+							<article class="col-6 col-12-xsmall work-item">
+								<a href="images/calendar_generator.jpg" class="image fit thumb"><img src="images/calendar_generator.jpg" alt="" /></a>
+								<h3><a href="https://repo.zhanganjun.com/Calendar-Generator">Calendar Generator</a></h3>
+								<p>A Python script that dynamically creates a formatted monthly calendar. The source code is scheduled to be released on March 27, 2025.</p>
+							</article>
 							<article class="col-6 col-12-xsmall work-item">
 								<a href="images/pki.jpg" class="image fit thumb"><img src="images/pki.jpg" alt="" /></a>
 								<h3><a href="https://dmpki.com">PKI Services</a></h3>
@@ -42,6 +47,11 @@
 								<h3><a href="https://github.com/CitizenBeta/Connect4">Connect 4</a></h3>
 								<p>A Python implementation of the classic text-based Connect 4 game (If you don't have access to GitHub, <a href="https://repo.zhanganjun.com/Connect4">click here</a>).</p>
 							</article>
+							<article class="col-6 col-12-xsmall work-item">
+								<a href="images/certtool.jpg" class="image fit thumb"><img src="images/certtool.jpg" alt="" /></a>
+								<h3><a href="https://github.com/dmpki/CertTool">CertTool</a></h3>
+								<p>CertTool provides the easiest and the safest way to trust our certificates (If you don't have access to GitHub, <a href="https://repo.dmpki.com/CertTool/">click here</a>)..</p>
+							</article>
 						</div>
 					</section>
 
@@ -55,7 +65,7 @@
 					</ul>
 					<ul class="copyright">
 						<li>&copy; <span id=year><script>document.getElementById("year").innerHTML=(new Date).getFullYear()</script></span> Zhang Anjun. All rights reserved.</li>
-						<li><a href="https://github.com/CitizenBeta/Homepage/releases/tag/v3.7">v3.7</a></li>
+						<li><a href="https://github.com/CitizenBeta/Homepage/releases/tag/v3.8">v3.8</a></li>
 						<li><a href="https://zaj.statuspage.io/">System Status</a></li>
 						<li><img src="https://static.zhanganjun.com/common/beian.png" style="width:16px;"/><a href="https://beian.mps.gov.cn/#/query/webSearch?code=11010802045392" rel="noreferrer" target="_blank">京公网安备11010802045392号</a></li>
 						<li><a href="https://beian.miit.gov.cn" target="_blank">京ICP备2025105392号-2</a></li>