FBI is an open source file and title manager by Steveice10 for the Nintendo 3DS.

Changes:

* Add action for deleting a title and its ticket at the same time.
* Add support for TitleDB.com.
* Add version number parsing.
* Adjust resolution of QR code camera.
* Display all file attributes.
* Display title region information, when available.
* Improve title destination detection.
* Move NAND dumps to “sdmc:/fbi/nand/”, name by date and time.
* Fix CDN installation of non-DLC add-on content.
* Fix displaying metadata of CIA files with sizes greater than 2GB.

http://gbatemp.net/threads/release-fbi-open-source-cia-installer.386433/