Makerlog - Makerlog is the dead-simple task log that helps you stay productive and ship faster.
KosmoTime - The to do list with super powers
WIP.co - Work in progress. We are a community of makers who help each other ship product.
Cron - Cron Calendar.
Indie Hackers - Connect with fellow entrepreneurs, developers, and bootstrappers who are sharing the strategies and revenue numbers behind their companies.
Vimcal - Vimcal is the world’s fastest calendar, beautifully designed for people who work remotely and live in their calendars.