Prepare the Crust:
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Pulse vanilla wafers in a food processor until they turn into fine crumbs.
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Add 1/2 cup granulated sugar and the melted butter, pulsing until well combined.
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Press the crumb mixture firmly into the bottom and slightly up the sides of a 9-inch springform pan.
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Chill the crust in the freezer for at least 30 minutes to set.
Make the Filling:
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In a large mixing bowl, beat together the softened cream cheese and 1 cup of granulated sugar until smooth and creamy.
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In a separate bowl, dissolve the orange Jell-O in the boiling water. Stir until fully dissolved and set aside to cool slightly.
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In another medium bowl, whip the heavy cream, vanilla extract, powdered sugar, and orange zest until stiff peaks form.
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Divide the whipped cream mixture: fold half of it into the cooled orange Jell-O mixture and the other half into the cream cheese mixture.
Assemble the Cheesecake:
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Spread the cream cheese mixture evenly over the chilled crust, followed by the orange cream mixture on top.
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Chill the cheesecake in the fridge for at least 4 hours or overnight to fully set before serving.
Enjoy the smooth and zesty flavors of this no-bake creamsicle cheesecake!