diff --git a/API.md b/API.md
index c0af3e8..6fcb128 100644
--- a/API.md
+++ b/API.md
@@ -1,3 +1,11 @@
+[![GitHub](https://img.shields.io/github/license/yicr/aws-waf-geo-restriction-rule-group?style=flat-square)](https://github.com/yicr/aws-waf-geo-restriction-rule-group/blob/main/LICENSE)
+[![npm (scoped)](https://img.shields.io/npm/v/@gammarer/aws-waf-geo-restriction-rule-group?style=flat-square)](https://www.npmjs.com/package/@gammarer/aws-waf-geo-restriction-rule-group)
+[![PyPI](https://img.shields.io/pypi/v/gammarer.aws-waf-geo-restriction-rule-group?style=flat-square)](https://pypi.org/project/gammarer.aws-waf-geo-restriction-rule-group/)
+<!-- [![Nuget](https://img.shields.io/nuget/v/Gammarer.CDK.AWS.WafGeoRestrictionRuleGroup?style=flat-square)](https://www.nuget.org/packages/Gammarer.CDK.AWS.WafGeoRestrictionRuleGroup/)  -->
+[![Sonatype Nexus (Releases)](https://img.shields.io/nexus/r/com.gammarer/aws-waf-geo-restriction-rule-group?server=https%3A%2F%2Fs01.oss.sonatype.org%2F&style=flat-square)](https://s01.oss.sonatype.org/content/repositories/releases/com/gammarer/aws-waf-geo-restriction-rule-group/)
+[![GitHub Workflow Status (branch)](https://img.shields.io/github/actions/workflow/status/yicr/aws-waf-geo-restriction-rule-group/release.yml?branch=main&label=release&style=flat-square)](https://github.com/yicr/aws-waf-geo-restriction-rule-group/actions/workflows/release.yml)
+[![GitHub release (latest SemVer)](https://img.shields.io/github/v/release/yicr/aws-waf-geo-restriction-rule-group?sort=semver&style=flat-square)](https://github.com/yicr/aws-waf-geo-restriction-rule-group/releases)
+
 # AWS WAF(v2) GEO Restriction Rule Group
 
 This is an AWS CDK Construct for Geo Restriction Rule Group on WAF V2
@@ -17,6 +25,22 @@ npm install @gammarer/aws-waf-geo-restriction-rule-group
 # or
 yarn add @gammarer/aws-waf-geo-restriction-rule-group
 ```
+### Python
+
+```shell
+pip install gammarer.aws-waf-geo-restriction-rule-group
+```
+
+### Java
+
+Add the following to pom.xml:
+
+```xml
+<dependency>
+  <groupId>com.gammarer</groupId>
+  <artifactId>aws-waf-geo-restriction-rule-group</artifactId>
+</dependency>
+```
 
 ## Example