Xcores is a community of researchers and professionals with specific and verified expertise in numerical simulations for fluid dynamics and structural mechanics. The organisation is based on consultancy projects and offers a place to easily connect talented people and companies via a web platform. Companies and organisations all over the world seeking for consultancies based on numerical simulations can find the right expert for the development of their products, interact with him/her, and get their projects completed in a simple and quick way. At Xcores who does the consultancy is always in the first line: he/she will get full credits for his work without having to pass to unnecessary management layers, which would increase the cost and length of the consultancy. Consultants can thus fully take advantage of their talent and skills by increasing their visibility and prestige, making connections and good money. On the other hand, companies and orgnisations asking for the consultancy will be aware of the specific expertise of the consultant, thus increasing the reliability of the consultancy in the best cost-effective way. XCoReS also offers REVISIONS of existing simulations, done by a third-party independent expert, to further increase the reliability of their project.Projects include all areas where fluid and structural mechanics is applicable, from aerospace industry to nuclear engineering and microfluidics: if there is an area, there is also an expert! Xcores is also socially active as it gives possibility to industries and researchers to contribute to global challenges of our times: if a company or organisation has a project of social impact, they can receive the consultancy almost for free in change of some rights of publication. Expertise, transparency, value for money and reliability, these are our points of force. Get a project start today and discover the full power of numerical simulations.