What are the different types of Jenkins plugins?

The different types of Jenkins plugins are:

1. Build and integration plugins: These plugins allow Jenkins to integrate with different build tools such as Ant, Maven, and Gradle. Examples include Ant Plugin, Maven Plugin, and Gradle Plugin.

2. Source code management plugins: These plugins allow Jenkins to integrate with different source code management systems such as Git, Subversion, and CVS. Examples include Git Plugin, Subversion Plugin, and CVS Plugin.

3. Notification plugins: These plugins allow Jenkins to send notifications to different services such as email, Slack, and HipChat. Examples include Email-ext Plugin, Slack Plugin, and HipChat Plugin.

4. Security plugins: These plugins allow Jenkins to be secured with different authentication and authorization systems such as LDAP and Active Directory. Examples include LDAP Plugin and Active Directory Plugin.

5. UI plugins: These plugins allow Jenkins to be customized with different user interfaces such as Blue Ocean and Dashboard View. Examples include Blue Ocean Plugin and Dashboard View Plugin.

What are the most common Jenkins plugins?

The most common Jenkins plugins are:

1. Git Plugin: This plugin allows you to connect to a Git repository and build from source code managed by Git.

2. Maven Plugin: This plugin allows you to build projects using Apache Maven and manage dependencies.

3. Slack Notification Plugin: This plugin allows you to configure notifications for build results in your Slack channels.

4. Email Extension Plugin: This plugin allows you to configure email notifications for build results.

5. SonarQube Scanner Plugin: This plugin allows you to analyze your projects with SonarQube and generate reports.

6. Artifactory Plugin: This plugin allows you to deploy artifacts to an Artifactory repository.

7. Copy Artifact Plugin: This plugin allows you to copy artifacts from one job to another.

8. Jenkins Job DSL Plugin: This plugin allows you to create jobs programmatically.

9. Pipeline Plugin: This plugin allows you to define pipelines as code and execute them.

10. Build Timeout Plugin: This plugin allows you to set a timeout on build jobs.