What is Open Mercato?

Open Mercato is an AI-supportive CRM/ERP foundation framework that provides 80% of enterprise functionality out-of-the-box. According to industry benchmarks, teams using Open Mercato reduce development time by 60% compared to building from scratch. The framework is modular, extensible, and designed for teams that want strong defaults with room to customize everything.

How does Open Mercato differ from traditional CRM/ERP systems?

Unlike monolithic traditional systems, Open Mercato is built for AI-assisted engineering. It features a lightweight core (minimal dependencies), extension-first architecture, and AI agent compatibility. Traditional systems require 6-12 months for implementation, while Open Mercato enables feature development within days of git clone.

Who should use Open Mercato?

Open Mercato is ideal for enterprise teams, software houses, and teams leaving low-code platforms. It's particularly valuable for organizations with in-house development teams who need flexibility beyond off-the-shelf solutions but want to avoid building everything from scratch.

v0.4.6

Open source · MIT licensed

Start with 80% done — AI CRM/ERP Framework for Developers

AI-Engineering Foundation Framework built with AI and designed for AI. Hundreds of architectural and domain decisions (multi-tenancy, RBAC, event flow, pricing, sales pipeline, CRM/ERP processes) are already encoded as conventions and specs.

Clone the Repo

See Live Demo

Documentation

For Developers

npx create-mercato-app my-app

For Enterprise Clients

Enterprise Level Support

Implementation Partners

Split screen showing code editor with JavaScript imports and a company edit page for Brightside Solar including contacts, status, notes, and company details.

Built on the stack you trust

Next.js

TypeScript

Cursor

PostgreSQL

Codex

Claude

By the creators of

Vue Storefront

what’s inside

AI-Engineering Foundation Framework.

"Open Mercato gives teams the speed of SaaS with the flexibility of custom dev. It's the end of vendor lock-in."

Piotr Karwatka
CEO & AI Evangelist, Open Mercato

01

Security & Infrastructure

Auth

RBAC

Multi-Tenancy

Audit & Undo

Custom Entities

Encrypted Vault

AES-256

02

Business Logic

CRM

Orders & Shipping

Catalog & CPQ

Workflows

Self Service

ERP

03

Performance & AI

Events

Search

meilisearch

Cache

REDIS

AI Assistant

MCP

AI-supportive Foundation

Modular

start with 80%

HOW IT WORKs

Modify nothing.  Extend everything.

Core is a light dependency.

A versioned npm package you install, never fork. Overlays replace behavior at build time so you can always update without fear.

Extend everything.

Overrides live in your layer, not the core. Replace modules and workflows safely. The foundation stays intact.

Your agents write code.

Specs ship with the repo from day one. Agents write architecture-aware code.  Changes stay consistent and safe.

mercato academy

Learn AI Engineering with us.

AI Assisted Engineering with Open Mercato

40:15

How to install Open Mercato

13:03

Open Mercato Architecture

29:50

Our team

Meet people behind Open Mercato

Tomasz Karwatka

CEO & Co-Founder

Co-founder of Divante and Callstack, both scaled to enterprise clients across Europe and the US and exited. Investor at Catch The Tornado, now all-in on Open Mercato.

Piotr Karwatka

CTO & Founder

Creator of Vue Storefront and co-founder of Alokai (Y Combinator, $40M Series A). Now focused on AI-native business software.

Patryk Lewczuk

Co-Founder & Core Developer

Core Developer and Forward Deployed Engineer, earlier Development Lead and Solution Architect building B2B e-commerce systems. At Open Mercato responsible for Cezar, Agent Orchestrator and customer success.

Maciej Gren

Co-Founder & Partnership Manager

Building and growing the Open Mercato Partner Network — connecting software agencies, freelancers, and strategic partners with the framework. Together with Patryk, responsible for customer success.

what teams ship

Case Studies

View all case studies

EduBe: an AI tutor for the Polish matura

An AI learning platform for Polish high-school students preparing for the matura, built on Open Mercato. A Feynman-style tutor works over chat and real-time voice, on top of a knowledge tree covering about 30 subjects.

Read case study

Covo — travel eSIM wallet

A consumer fintech app and its operator back office, built end to end on Open Mercato: an append-only multi-currency wallet, eSIM provisioning in 190+ countries, family pooling and push notifications — live on iOS and Android.

Read case study

MRP System

An on-premise MRP system giving food and pharma manufacturers integrated production, warehouse, and sales operations with native LOT traceability and GMP-ready audit trails.

Read case study

Open Service

A centralized field service platform replacing scattered tickets, spreadsheets, and tribal knowledge with one system for intake, machine history, and technician scheduling.

Read case study

HOW IT WORKs

Who’s using this?

Enterprise teams

Launch new products without the 6-month infrastructure tax.

Software houses

Sell reusable solutions, not developer hours.

Teams leaving low-code

Keep the speed, own the code.

THE 80% ADVANTAGE

Skip the commodity work

What it takes to ship a production-ready CRM/ERP feature.	Build from scratch	With Open Mercato
Time to first feature	~3-6 weeks	~2 days
Security defaults	Manual setup	Yes (OWASP)
AI agent compatibility	Custom integration	Native
Modules pre-built	0	12+

Start with 80% done — AI CRM/ERP Framework for Developers

For Developers

For Enterprise Clients

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