Duotrope's Digest is a database of over 2150 current markets for short fiction, poetry, and novels/collections. You can search by writing type, theme, length, pay scale, and more. They have a theme calendar that lists theme based calls for submission, organized submission due date. They also have a free online submissions tracker for registered users (membership is free).
Be sure to check out the navigation button labeled “curious.” It leads to a series of lists and stats that include:
- The 25 markets with the slowest average response times
- The 25 markets with the fastest average response times
- The 25 markets with the highest percentage of rejections
- The 25 markets with the highest percentage of acceptances