Wisdom Publications have recently made ebook versions of Bhikkhu Bodhi’s MN, SN, and AN translations free to read online. You have to sign up to the Wisdom Library to access them, but there is no cost.
MN: Contents - The Wisdom Experience
SN: General Contents - The Wisdom Experience
AN: https://wisdomexperience.org/ebook/the-numerical-discourses-of-the-buddha/contents/