In an attempt to build on a thriving community of local technology startups and civic technology efforts, city leaders are gathering entrepreneurs to share their work.

One of the biggest annual hackathons in the nation pares down its list of potential winning teams.

Now nearing 20 years of funding projects that drive digital access and education, Seattle's Technology Matching Fund tallies a lifetime total of more than .6 million.

The three U.S. cities won a three-year competition sponsored by the Department of Housing and Urban Development for innovative community-development programs.