IT migration to open source – SME

Problem: an industrial SME was dependent on an expensive proprietary ERP (annual licences of 45,000 euros) with degraded support and frozen features. Solution: progressive migration (Strangler Fig method) to Odoo Community over 6 months, with 2-month dual-run. Historical data migrated, teams trained. Result: 38,000 euros/year saved in licences, custom business features, independence restored. This case study details the context, architecture choices, delivery steps, observed outcomes and follow-up criteria agreed with the client. Powehi documente les décisions, les contraintes de sécurité, la méthode de déploiement, les indicateurs de réussite, les enseignements et les prochaines étapes afin que chaque exemple puisse être comparé à une situation réelle de PME.