Using Maven

Option 1) NBT-API as a dependency

Add the following Entries to your pom at the correct location:

<dependency>
  <groupId>de.tr7zw</groupId>
  <artifactId>item-nbt-api-plugin</artifactId>
  <version>VERSION</version>
  <scope>provided</scope>
</dependency>

(Get the current Version from here)

<repositories>
...
<!-- CodeMC -->
<repository>
<id>codemc-repo</id>
<url>https://repo.codemc.io/repository/maven-public/</url>
<layout>default</layout>
</repository>
...
</repositories>

Add the API as dependency to your plugin.yml

depend: [NBTAPI]

Option 2) Shading the NBT-API into your plugin

Add the following Entries to your pom at the correct location:

<dependency>
  <groupId>de.tr7zw</groupId>
  <artifactId>item-nbt-api</artifactId>
  <version>VERSION</version>
</dependency>

(Get the current Version from here)

<repositories>
...
<!-- CodeMC -->
<repository>
<id>codemc-repo</id>
<url>https://repo.codemc.io/repository/maven-public/</url>
<layout>default</layout>
</repository>
...
</repositories>

    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-shade-plugin</artifactId>
        <version>3.4.1</version>
        <executions>
          <execution>
            <id>shade</id>
            <phase>package</phase>
            <goals>
              <goal>shade</goal>
            </goals>
          </execution>
        </executions>
        <configuration>
          <relocations>
            <relocation>
              <pattern>de.tr7zw.changeme.nbtapi</pattern>
              <shadedPattern>YOUR PACKAGE WHERE THE API SHOULD END UP</shadedPattern>
            </relocation>
          </relocations>
        </configuration>
      </plugin>
   </plugins>