- Manage your PrestaShop website through Open ERP: Prestashop OpenERP Connector by Akretion & CampToCamp (GNU Affero GPLv3)
- A Scala library to access the PrestaShop web service: prestasac by Alex Dean (GNU Affero GPLv3)
- A Python library to access the PrestaShop web service: prestapyt by Guewen Baconnier (GNU Affero GPLv3)
- PrestaShop Import API: https://github.com/hindmost/ps-import-api (OSL v3)
- PrestaShop Sync service, load all products from your shop and manage them from a one single list: http://prestashop-sync.com/.