Wireframes for Plugins
If you use Google Drive, Atlassian Confluence or Atlassian JIRA, you should try a plugin version of Wireframes. The plugins integrate nicely with these platforms, whether you are hosting them yourselves or using them in the Cloud.
Wireframes for Google Drive allows you to create, edit and share sketch-quality wireframes, all within Drive. You can even collaborate on your wireframes with others, in real time!
Wireframes for Confluence allows you to add wireframes to your Atlassian Confluence wiki pages.
Wireframes for JIRA allows you to add wireframes to your Atlassian JIRA issues.