The internet has excellent resources on women’s history. One is a site for the history of U.S. woman’s suffrage, created by the National Women’s History Museum (NWHM). It features primary source documents, lesson plans, speeches, photographs and more related to the long struggle for voting rights for women.
The website Status of Women in the States provides up-to-date data on women’s progress in 50 states, the District of Columbia, and the United States overall, in five key areas: Employment, Education, & Economic Change; Democracy & Society; Poverty, Welfare, & Income Security; Work & Family; and Health & Safety.
The University of Virginia has a site that has digitized biographies of women. You can search or browse by name.
Many resources focus on women’s legal history. Just a small sample includes: