Alternatives to Poseidon by Trident

Dokan Multivendor Marketplace

Dokan suits people building a marketplace on WordPress and WooCommerce, including sellers of physical or digital goods, services, rentals, or wholesale products.

MarketplaceKit suits startups, shops, and communities that need to run a marketplace with listings, bookings, or product variants.

Sharetribe

Sharetribe suits founders building a marketplace who want a no-code starting point, with extension options for developers.

Marketbridge is aimed at artisan and niche marketplaces, B2B industrial and trade marketplaces, equipment and rental marketplaces, and SaaS or platform operators.

It suits agencies, developers, owners or portal operators building a property listing business.

Websta suits local service providers such as hairdressers, electricians, trainers, photographers, and tutors.

This suits businesses building product, service, rental, or directory marketplaces with seller onboarding and transaction workflows.

It suits businesses building a property portal that needs map-based search, agent and office accounts, and portfolio imports.

It suits businesses setting up grocery or related-product marketplaces that need support for multiple sales and delivery models.

Mercur

Mercur Open Source suits teams able to implement, deploy, and maintain a marketplace themselves.

Yclas Neo suits operators launching managed classifieds or marketplace sites without handling hosting infrastructure.