Sowing dates worked back from last frost

A pile of seed packets and no idea what gets sown when.

Work backwards from my last frost date and tell me when to sow each of these seeds.

For each: indoors or direct, how many weeks before or after the frost, and whether it resents transplanting. Flag anything I will be tempted to start too early, because leggy seedlings and root bound transplants are worse than sowing late.

Seeds I have, and where I am:

Growing food. Crops worth the space, sowing calendars worked back from frost, and pairings with real evidence.