Product updates

v2.3.1: Vendor panel, storefront & CLI fixes

Mercur v2.3.1 is a patch release with bug fixes across the vendor panel, dashboard SDK, storefront, and scaffolding CLI.

v2.3.0: Reviews, offer inventory & revamped docs

Mercur v2.3.0 brings a wave of UI polish across the Admin and Vendor panels, two new Reviews surfaces, a smarter offer inventory system, and fully revamped documentation, plus a bump to Medusa 2.18.0.

v2.2.1: Storefront scaffolding & offer-targeted promotions

Mercur 2.2.1 makes the platform a complete, end-to-end marketplace out of the box. You can now scaffold the storefront alongside the API, admin, and vendor panels, and see the whole thing running live before you write a line of code.

Mercur 2.2.0: Store API Offers, Master Products, and AI Agent Support

Mercur 2.2.0 ships store-facing offers via the Store API, attributes on native Medusa product options, panel extensions, and built-in AI agent docs.

v2.0.1: Seller module revamp & team management

Mercur 2.0.1 delivers an overhaul of the Seller module, introducing seller lifecycle management, multi-user stores, and scheduled closures. This release also includes infrastructure improvements for search, telemetry, and CLI tooling.

Announcing Mercur 2.0: AI-native marketplace architecture

Mercur v2.0 introduces a new foundation for building marketplaces – structured not only for developers, but also for AI. This release shifts Mercur from a framework into a system that can be safely extended, modified, and evolved using predictable patterns and composable building blocks.

v1.5.4: Security, authentication & account flow improvements

Mercur 1.5.4 improves authentication flows, fixes account-related issues, and resolves several UI and operational inconsistencies. This release also includes backend and infrastructure updates that strengthen security and support smoother development workflows.

v1.5.3: Requests flow & promotions improvements

Mercur 1.5.3 delivers targeted improvements across Admin, Vendor, and Storefront, with a focus on request & promotions management. This release also introduces a new authentication feature on the Storefront and multiple bug fixes improving marketplace workflows.

Mercur Security Update: February 2026

Unauthorized malicious code was present in the admin-panel repository between January 28 and February 4, 2025. The code was discovered and removed. If you cloned or pulled this repository during this period, you must take immediate action.

Discord community & the future of Mercur

Mercur is entering a new phase of development: more open, more collaborative, and shaped directly with its community. We’re officially opening the Mercur Discord Community and sharing an update on where the platform is heading next.

v1.5.2: Validation, pagination & UI consistency improvements

Mercur 1.5.2 is a refinement-focused release delivering 16 fixes across validation, pagination, and UI consistency. This update improves error handling in form flows, stabilizes listing and pagination behavior, and introduces a set of UX adjustments.

v1.5.1: Transaction, pricing & promotion logic improvements

Mercur 1.5.1 focuses on strengthening transactional flows and promotion logic across the platform. This release resolves a broad set of edge-case issues in orders, reservations, pricing, and promotions in the Admin Panel, Vendor Panel, and Storefront.

v1.5.0: Stability and correctness

Version 1.5.0 is a stability and correctness-focused release, addressing a broad set of issues across Admin, Vendor, and Storefront applications. The changes improve the reliability of promotions and pricing, reduce UI friction, and ensure a more predictable experience for both internal users and end customers.

v1.4.5: System-wide stability & UX enhancements

Mercur 1.4.5 delivers a wide range of stability improvements and usability fixes across the Admin Panel, Vendor Panel, Storefront, and underlying developer tooling. The update strengthens validation across user-facing forms, improves session-handling clarity, and introduces refinements to automated testing and TypeScript consistency to streamline ongoing development.

v1.4.4: Platform-wide fixes and refinements

Mercur 1.4.4 focuses on smoother day-to-day operations across the Admin Panel, Vendor Panel, and Storefront. This release includes dozens of fixes and refinements that improve product management, checkout behaviour, promotions, and UI flows across the entire stack.

Docs update: Expanded structure and new sections

This update brings clearer architecture explanations, a new Product & Help sections, module-level details, and improved guidance for teams working with Mercur and Medusa.

v1.4.1-1.4.3: New fixes & changes

Mercur v1.4.1–1.4.3 fix migration issues, improve add-to-cart speed, and resolve multiple bugs across the Vendor Panel, Admin Panel & Storefront – ensuring a smoother B2C experience!

v1.4.0: B2C marketplace improvements

Mercur 1.4.0 delivers a refined B2C marketplace experience. This release introduces a new Stripe connection trigger, extracts the Admin Panel into a standalone repository for improved scalability, and resolves multiple storefront and vendor-related issues.

v1.3.0: Architectural shift to a plugin-based system

Mercur v1.3.0 introduces a fundamental architectural shift to a plugin-based system, transforming how Mercur is installed and maintained.

v1.1.0: Required attributes in products

Mercur v1.1.0 is live with new feature and fixes!

Performance Improvements in Mercur

We’ve implemented a series of enhancements focused on speed, SEO, and user experience based on our latest performance audit. Here’s what changed and why it matters!

v1.0.1: Supporting deployment on Medusa Cloud, refactored modules & fixes

This release focuses on important bug fixes and minor improvements. We’ve refactored modules, updated OpenAPI specifications, and resolved a few key issues in the admin and vendor flows - and added full support for deployment on Medusa Cloud.

Announcing Mercur 1.0: Marketplace Platform without Limits

After months of development, testing, and close collaboration with early adopters, we’re excited to announce the official release of Mercur 1.0 - the first truly limitless marketplace platform.

Seller Page

New in Mercur Admin Panel: Sellers Page

Figma Design System for B2C Marketplace

We’ve just published the full design of our B2C Storefront for Mercur in Figma - open and ready to use.

Reviews Management

Mercur now supports a complete review flow across buyers, vendors, and admins.

B2C Storefront Wishlist

Wishlist is now live in Mercur's B2C Storefront!

B2C Storefront Buyer Registration

New buyer feature just landed in the Mercur's B2C Storefront - Account registration is fully implemented.

B2C Storefront Checkout

Checkout is now live in the Mercur's B2C Storefront!

CLI

Mercur CLI is now available!

Adding Products

Adding a product in Mercur’s Vendor Panel? This is what a product management should look like in a multi-vendor setup.

B2C Storefront Cart and Vendor Page

The Vendor Page and Cart are now fully implemented in Mercur's B2C storefront, bringing key marketplace features to life on the frontend.

Talk.js Integration

This integration gives marketplaces a built-in communication layer that improves trust, speeds up negotiation, and reduces support overhead.

B2C Storefront Listing and Product Pages

Our B2C storefront is taking shape - homepage, listing page, and product page are now fully coded!

Global Product Management

Mercur’s new Global Product Management feature introduces a structured way to handling marketplace inventory, ensuring admins maintain control while giving sellers the ability to contribute.

Requests

We’ve created Requests management, providing admins with a centralized way to review and handle user-submitted requests directly from the dashboard.

Commission Management

This feature is designed to allow marketplace admins to define, manage, and apply flexible commission rules to transactions.

B2C Storefront Homepage

Fleek’s homepage is now fully coded and ready to bring marketplaces to life!