AHA Texas Conference on Introductory History Courses

Here are some of the most important databases and digital projects for early American history. They represent a wealth of both qualitative and quantitative information. While many provide raw statistics or transcriptions, some collect and make available digitized documents from various institutions. They are divided into those that are open access and those that are subscription based.
While this list is quite long, it is by no means exhaustive.

Worlds of Change, a collection of more than 700,000 digitized pages of all known archival and manuscript materials in the Harvard Library that relate to 17th- and 18th-century North America. This material was digitized as part of a multi-year project, formerly known as Colonial North America at Harvard Library.

Library of Congress timeline using primary sources.
Broken into various time periods of history.
Covers 1600-1968

The Massachusetts Historical Society presents the complete four volume set of Revolutionary-era Boston newspapers and pamphlets collected, annotated, and indexed by Harbottle Dorr, Jr., a shopkeeper in Boston.

Collection of resources at Library of Congress