A few months ago, Significance Labs was little more than an idea with a beautifully designed home page, a home at Blue Ridge Foundation's hub in Brooklyn, and the seed funding to back up a daring pitch: Why not build technology aimed directly at addressing the needs of low-income Americans? Now, after picking six fellows from a pool of 150 applicants, the Labs is showcasing some inspiring results: five promising examples of working civic tech tools that can demonstrably help the poorest among us.