While there is no single "official" PDF manual, you can download several community-created guides and access the official web-based documentation for both OpenBullet 1 and OpenBullet 2.
: A specialized eBook for learning how to build custom attack or automation configurations. Installation Resources Download Openbullet Guide pdf
: A comprehensive guide on setup, configuration management, and toolsets like the Proxy and Wordlist managers. While there is no single "official" PDF manual,
: A comprehensive guide for the modern cross-platform version, covering installation and core features. Download Openbullet Guide pdf
: Detailed usage information for the original version, including LiteDB database management. Downloadable PDF Guides