Open-source alternatives to Odoo

Idurar is an integrated system combining Customer Relationship Management and Enterprise Resource Planning. It functions as a headless business API that generates secure REST endpoints and administrative panels from configuration files to connect business logic with external applications. The platform supports multi-tenant SaaS management, isolating data and configurations for multiple companies or branches within a single installation. It is designed for international business accounting, featuring a multi-currency financial engine that processes transactions and manages regional tax rules a

Dujiaoka is a self-hosted PHP web application designed for the automated sale and distribution of digital goods. It functions as a comprehensive e-commerce platform that manages the entire lifecycle of virtual products, from inventory listing to the instant delivery of activation keys upon successful payment. The system distinguishes itself through an integrated payment processing architecture that utilizes event-driven callbacks to verify transactions and trigger automated workflows. This ensures that digital assets are delivered to customers immediately after payment confirmation, while pro

Gauzy is an open business management platform and multi-tenant enterprise resource planning system. It provides a modular business framework designed to manage core organizational operations through a unified web interface or as a headless business API. The platform is distinguished by its integration with the Model Context Protocol, allowing it to act as a server that exposes business data and system functions as tools for AI assistants. It utilizes a dynamic plugin architecture and a dedicated marketplace to extend core business entities and services. The system covers a broad range of ope

SuiteCRM is an open source customer relationship management platform and PHP web application. It serves as a customizable business suite designed for managing sales, marketing, and service operations within a self-hosted environment. The platform provides tools for tracking leads and sales pipelines, organizing customer contact information, and managing customer support tickets. It also includes capabilities for marketing campaign automation and business process automation to handle repetitive administrative tasks. The system supports visual customization through custom themes and includes s

This project is a modular, open-source customer relationship management platform built on the Laravel framework. It serves as a comprehensive business application framework designed for tracking sales pipelines, managing business entities, and automating marketing workflows. By providing a self-hosted solution, it enables organizations to maintain full control over their contact data, sales leads, and communication history. The platform distinguishes itself through a highly extensible architecture that allows developers to modify core behavior without altering the underlying source code. It u

Ever Gauzy is an integrated business management suite providing an ERP and CRM framework for professional services automation. It functions as a multi-tenant SaaS platform that combines time tracking, billing, and human resource management into a unified system. The project is distinguished by its headless architecture, utilizing a REST and GraphQL API gateway to expose business operations. It features a Model Context Protocol server that allows AI assistants to interact with system data and execute functional tools for automated business workflows. The platform covers a broad operational su

jshERP is a SpringBoot-based enterprise resource planning system designed for small and medium enterprises. It serves as a multi-tenant SaaS platform that integrates financial accounting, inventory management, and production tracking into a centralized business resource planning environment. The system is distinguished by its multi-tenant architecture, which utilizes logical data isolation to provide private environments for independent organizations. It implements a rigorous business process automation model featuring multi-level approval workflows and hierarchical audit paths to verify and

This project is a full-stack web framework that provides a comprehensive environment for building server-side applications. It utilizes a model-view-controller architecture to separate application logic into distinct layers for data management, user interface presentation, and request handling. The platform manages the entire request-response lifecycle, including security, session handling, and background task processing, while using an object-relational mapping layer to translate database records into programmable objects. The framework distinguishes itself through a central service containe

Payload is a headless content management system and application framework that uses a code-first approach to define data schemas and administrative interfaces. By utilizing a centralized, type-safe configuration object, it automatically generates database schemas, API endpoints, and a fully customizable admin panel. The system is built on a database-agnostic architecture, allowing it to interface with various storage engines while providing a unified, type-safe API for server-side operations, REST, and GraphQL. What distinguishes Payload is its deep extensibility and developer-centric design.

Tigshop is a multi-tenant e-commerce framework designed to support single-merchant, multi-merchant, and cross-border retail configurations. It functions as a B2B2C marketplace platform that connects suppliers, store owners, and customers through integrated storefronts and vendor portals. The system is distinguished by an automated revenue splitting engine that divides transaction payments between platforms, merchants, and suppliers based on defined service fee rules. It includes a tiered affiliate distribution system for tracking multi-level commissions and an omnichannel retail manager that

This project is a comprehensive server-side web framework designed for building scalable web applications and services. It provides a structured, component-based architecture that integrates a dependency injection container to manage service lifecycles and promote loose coupling across the software stack. The framework enables the creation of interactive client-side interfaces through a component-based model that synchronizes state directly with the browser. The platform distinguishes itself through a highly configurable middleware-based request pipeline and an attribute-based routing engine

Invoice Ninja is a professional billing and invoicing platform designed for managing clients, projects, and financial records. It serves as a multi-currency billing system and time tracker available as both a cloud-based application and a self-hosted suite. The platform distinguishes itself through comprehensive support for regional taxes, diverse currency formats, and automated exchange rate updates. It includes dedicated cross-platform mobile and desktop applications to manage business data across different operating systems. The software covers the end-to-end financial lifecycle, includin

This project is an AI agent orchestration platform that provides a visual environment for building, testing, and deploying complex automation workflows. It functions as a low-code development interface where users can chain discrete functional blocks into dependency-aware pipelines to integrate artificial intelligence with external data and services. The platform supports the creation of intelligent conversational agents, automated business processes, and multi-service API orchestrations within a unified workspace. The platform distinguishes itself through its event-driven integration engine,

EspoCRM is an open-source customer relationship management platform and SQL-based business application. It serves as a centralized web interface for tracking leads, opportunities, and contacts, providing a sales pipeline manager and a customizable business logic engine. The platform is distinguished by its ability to function as a custom business application builder, allowing for the creation of tailored entities and automated workflows. It integrates marketing automation tools for campaign coordination and a structured customer support ticketing system for case management. The system covers

CRMEB is a comprehensive e-commerce platform built on ThinkPHP 6, designed as a headless system that delivers standardized APIs to various frontend clients. It provides a unified backend to synchronize product catalogs, orders, and customer data across web browsers, mobile applications, and mini-programs. The platform supports diverse commerce models, including multi-vendor marketplaces where independent merchants manage their own stores, centralized chain store networks, and social commerce frameworks featuring affiliate distribution and community group buying. It also integrates specialized

This project is an open-source customer relationship management platform that functions as a low-code application development framework. It provides a unified interface for tracking sales pipelines, managing customer interactions, and automating lead routing. The platform is built to serve as a business process automation tool, allowing users to define custom data structures and workflows to streamline operational tasks. The system distinguishes itself through its metadata-driven architecture, which enables dynamic form generation and relational document modeling. By utilizing server-side scr

Erxes is a self-hosted business operating system that integrates marketing, sales, and customer support operations into a unified platform. It serves as an AI agent orchestrator, a business process automation tool, and a comprehensive suite for managing customer relationships and omnichannel experiences. The platform distinguishes itself through a self-hosted infrastructure model that ensures total ownership and privacy of organizational data. It features an AI orchestration framework that uses retrieval augmented generation to allow agents to reason over internal workspace data for automatin

Gpmall is a microservices-based e-commerce platform developed with Spring Boot. It is designed to manage online retail operations, including product catalogs, user accounts, and financial transactions. The system utilizes a distributed architecture with Dubbo for service communication and Kafka for asynchronous event streaming. It integrates Elasticsearch to provide full-text indexing and high-performance search capabilities for product discovery and promotional content. The platform covers core retail capabilities such as shopping cart and order processing, payment coordination, and user id

Bagisto is a modular e-commerce platform designed for building and managing scalable online storefronts. It functions as an enterprise-grade toolkit that provides a structured environment for handling complex inventory, secure payment processing, and shipping logistics. Built on a flexible architecture, the platform allows developers to extend core business logic through custom packages and specialized product types. The platform distinguishes itself through a highly modular design that utilizes service-provider-based dependency injection and a repository-pattern data access layer to decouple

mall4j is a Java-based e-commerce platform and B2B2C commerce suite designed to manage retail operations across web, mobile, and H5 storefronts. It serves as an omnichannel backend and multi-tenant retail manager, providing the infrastructure to handle product catalogs, shopping carts, and order processing. The system is built on a Spring Boot microservice framework, featuring an omnichannel architecture that exposes a unified API gateway to power diverse client interfaces. It distinguishes itself through a B2B2C workflow that coordinates sales between administrators, merchants, and end consu

Fleetbase is a modular, containerized logistics operating system designed to manage end-to-end supply chain operations, including fleet dispatch, inventory control, and order fulfillment. It functions as a headless e-commerce and logistics platform that provides the infrastructure to build multi-vendor marketplaces and consumer-facing ordering applications. By utilizing a centralized identity system and event-driven workflows, the platform automates complex delivery lifecycles and financial accounting processes. The platform is built on a modular architecture that allows developers to extend

ERPNext is a comprehensive enterprise resource planning suite designed to integrate core organizational functions, including accounting, inventory, human resources, and project management, into a single unified platform. It operates as a metadata-driven business application, where data structures and application logic are defined through configuration rather than hard-coded programming to facilitate rapid customization. The system distinguishes itself through a robust security and governance framework that enforces granular, role-based access control across all document operations. It feature

CodeIgniter is a PHP web framework built on the Model-View-Controller pattern, designed for building full-stack web applications. It provides a lightweight toolkit with minimal configuration, organizing application logic into controllers, models, and views for clean separation of concerns. The framework includes a fluent query builder for constructing SQL statements programmatically, PSR-4 autoloading with namespace mapping, and a service-based dependency injection container for managing shared class instances. The framework distinguishes itself through its comprehensive set of built-in tools

Kill Bill is a subscription billing platform and usage-based billing engine designed to manage recurring invoicing and automated payment collection. It functions as a multi-tenant billing infrastructure, providing isolated environments for different organizational entities through a dedicated API. The system is distinguished by a plugin-based extension framework that allows for the integration of third-party payment gateways and custom business logic. It includes a payment gateway orchestrator to handle transactions and refunds, as well as a revenue recognition system to allocate contract rev

Loco is a full-stack web framework for Rust designed to accelerate application development using a convention-over-configuration approach. It functions as an MVC web framework that provides a structured environment for building web applications and REST APIs. The project distinguishes itself through an integrated API development toolkit and a command-line scaffolding engine. These tools automate the creation of controllers, models, and migrations, allowing for the rapid generation of functional CRUD resources and application boilerplate. The framework covers a broad range of backend capabili

WebVella-ERP is a modular business application framework designed for building custom enterprise resource planning and customer relationship management software on the .NET platform. It provides a data-driven development environment that utilizes relational databases to manage complex business processes, internal workflows, and client interactions. The platform is built on a pluggable architecture that allows developers to extend core software functionality through dynamically loaded modules. This approach enables the creation of scalable web-based business applications that can be customized

Appsmith is a low-code platform designed for building internal business tools, such as operational dashboards and administrative panels. It enables developers to construct dynamic user interfaces by dragging and dropping modular widgets onto a canvas and binding them directly to backend data sources. The platform utilizes a reactive framework that automatically updates interface elements and triggers functions whenever underlying data or widget properties change, eliminating the need for manual event handling. The platform distinguishes itself through a server-side proxy architecture that exe