Preheat the oven to 400°F (200°C).
Mix softened butter with half of the minced garlic, salt, and pepper.
Spread garlic butter over baguette slices and arrange on a baking sheet.
Bake for 10 to 12 minutes until golden and crisp.
In a bowl, combine peaches, tomatoes, remaining garlic, olive oil, lemon juice, salt, and pepper.
Let the mixture marinate while preparing the ricotta.
Blend ricotta in a food processor until smooth and creamy.
Spread whipped ricotta onto the toasted crostini.
Stir fresh basil into the peach mixture.
Spoon the peach topping over each crostini.
Drizzle with balsamic glaze and serve immediately.