Lack of time is one of the typical issues founders face. Contacting investors takes time and is undoubtedly crucial. Since time is ultimately the most valuable resource, I am happy to see a tool that can help entrepreneurs save a significant amount of time.
Topcoder - The Topcoder home page has received a slick new makeover that lets new customers quckly login, discover the power of our community, and launch challenges.
Investor List - A searchable, crowdsourced list of over 1k investors
AppBlade - AppBlade provides essential tools for mobile app development.
Investor Hunt - Investor Hunt is the internet’s largest investor database with 40k+ angels and VCs from all over the world.
vayuz - Our love for internet is unquestionable, relentless and our logics are governed by the “School of Open Source”.
OpenVC - 2200+ VC firms by thesis to find 'best fit' for your startup