A small list of some of my fave cafes, bars, shops etc:
OFR bookshop, Season Marais, all the Emmaüs stores, Le Collier de la Reine, Le Progrés, La Perle, L'As du Falafel, laïzé marais, Boulangerie Nicolas Flamel, Silencio, Jah Jah by Le Tricycle, Folderol, Paperboy
Lmk if you want more!