There are a lot of websites out there that can help you find hidden information. But there are also software applications and browser plug-ins that can be of use to investigative journalists.
Created by up-and-coming developers and enthusiasts on a budget, many of these programmes are rather unsophisticated, so don’t expect slick interfaces and 24-hour help desks.
That said, if you can get past the jargon and rough-and-ready feel, you’ll find nifty little apps that can help you discover nuggets of information which would be unavailable through conventional means.
Many alternatives are available and, while I’m not personally endorsing the programmes featured here, they can be useful tools. And in terms of BBC investigative journalism they’d have to be used according to our editorial guidelines: