Machineryline is an online marketplace for buying and selling construction machinery, warehouse equipment, industrial machines, mining equipment, and spare parts. Its extensive listings include excavators, cranes, concrete equipment, road-building machinery, forklifts, warehouse and port equipment, metalworking and woodworking machines, food-processing and printing equipment, and many other categories. The platform also features parts listings and requests, equipment rental services, and company directories, helping users connect with sellers across a broad range of industries.

Machineryline provides search filters, sorting and comparison tools, saved favorites, and seller reviews to help buyers find and assess suitable equipment. Businesses and individuals can publish advertisements to offer machinery and parts for sale. The site describes its marketplace as serving more than 1.4 million users from 80 countries, and highlights security measures and customer support as part of its service. Machineryline also belongs to a wider network of marketplaces, including Autoline for trucks and buses and Agroline for agricultural machinery, giving commercial buyers and sellers access to related vehicle and equipment markets.