Coworker Coffee - Coffee with a different coworker each week
Serendipity - Serendipity is a PHP-powered weblog engine which gives the user an easy way to maintain a blog.
Donut Slack Bot - Get matched with a new coffee buddy each week in Slack
Twine - Twine is an open-source tool for telling interactive, nonlinear stories.
Snack - Read all your favorite email subscriptions in one app
LetsLunch - Do more with your lunch hour. Meet new people.