Open-source alternatives to Abp

SpringBlade is a development framework and platform designed for building multi-tenant SaaS applications. It provides a comprehensive scaffold for both Spring Cloud microservices and monolithic Spring Boot architectures, enabling the rapid construction of enterprise-grade software. The platform distinguishes itself through integrated LLM orchestration and industrial IoT management. It features an LLM orchestration platform that combines large language models with knowledge bases and visual AI agent workflows, alongside an IoT hub for device connectivity, state synchronization, and edge flow o

This project is an enterprise application framework designed to accelerate the construction of complex business software. It functions as a full-stack code generator that automatically produces backend logic, database operations, and frontend interface components from defined data schemas. By providing a standardized foundation for security, authentication, and administrative management, it enables developers to rapidly deploy functional, production-ready software environments. The platform distinguishes itself through its native support for multi-tenant architectures, allowing for secure dat

Kanboard is a self-hosted Kanban project management tool and productivity suite designed for tracking software tasks and team collaboration. It provides a visual system for managing workflows through the use of boards, columns, and cards. The project features an extensible plugin framework and a comprehensive API for programmatic task and project administration. It includes specialized identity management through LDAP integration, allowing for the synchronization of user accounts and group permissions from directory servers. The system covers a wide range of capabilities, including event-dri

This project is a comprehensive sample library and implementation guide for ASP.NET Core. It provides a collection of practical examples and projects that demonstrate how to build web applications, RESTful APIs, and high-performance services. The repository focuses on a variety of architectural patterns, including the development of Minimal APIs, contract-first gRPC services, and real-time communication using WebSockets and Server-Sent Events. It includes detailed implementations for user identity and security, such as token-based authentication and CSRF protection. The codebase covers a bro

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

Qor is a Go admin framework and backend toolkit used for building administrative interfaces, headless content management systems, and REST API generators. It provides a structured environment for implementing business application backends, specializing in the management of structured content and media assets. The project distinguishes itself through comprehensive multi-language content management, featuring locale-based data versioning and a dedicated system for internationalization and translation administration. It further differentiates its offering with a built-in state machine implementa

TastyIgniter is a comprehensive restaurant management system and digital ordering engine. Built as a modular application framework, it provides the tools necessary to operate online food ordering, table reservation systems, and multi-vendor e-commerce platforms. The platform is designed to handle complex restaurant operations, including multi-location networking and multi-vendor marketplace management. It distinguishes itself through specialized restaurant automation, such as coordinating guest limits and time slots for bookings, managing ingredient and allergen catalogs, and implementing mul

PeerTube is a decentralized, open-source video hosting platform that enables users to operate independent, interoperable servers. By utilizing the ActivityPub protocol, it connects these servers into a global, federated network where users can follow channels, discover content, and interact across different instances. The platform is designed to function as a self-hosted video content management system, providing a community-driven alternative to centralized media services. What distinguishes PeerTube is its hybrid approach to content delivery and infrastructure management. It integrates peer

Revel is a full-stack web framework and toolkit for building applications with the Go language. It implements a model-view-controller architecture to separate business logic from user interface rendering, providing a comprehensive system for routing, parameter binding, and session management. The project distinguishes itself with a high-productivity development environment featuring automatic code compilation and hot-reloading, which refreshes the application state and templates upon file changes without requiring manual restarts. It also employs reflection-based parameter binding to automati

Mealie is a self-hosted recipe management platform designed for personal data ownership and household meal planning. It functions as a digital kitchen assistant that allows users to import, organize, and digitize culinary content from websites, images, and videos into a structured, searchable database. The application supports multi-user collaboration through household management, enabling shared access to recipes and meal plans while maintaining distinct permissions. The platform distinguishes itself through extensive automation and integration capabilities. It features a programmatic interf

Blog.Core is a production-ready backend boilerplate for building enterprise APIs and microservices using ASP.NET Core. It provides a foundational infrastructure for distributed systems, including tools for database-first scaffolding and the implementation of multi-tenant API frameworks. The project distinguishes itself through automated data layer generation, which produces entity models and repository layers directly from database schemas. It implements a centralized identity management system using standard identity server protocols to handle authentication and authorization across multiple

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

dcat-admin is a Laravel admin panel framework used to rapidly build data-driven administration interfaces. It functions as a CRUD generator and backend scaffolding tool that automatically produces create, read, update, and delete interfaces based on database table schemas. The system distinguishes itself through a plugin-based extension architecture and the ability to run multiple independent administrative instances within a single installation. It provides specialized tools for mapping external APIs to forms and tables, as well as an event-driven form lifecycle for executing custom logic du

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

This project is a type-safe web application template and admin dashboard starter built with Next.js, TypeScript, and the shadcn/ui component library. It serves as a multi-tenant SaaS boilerplate designed for developing administrative interfaces and software-as-a-service applications. The starter distinguishes itself through integrated SaaS infrastructure, including multi-tenant workspace management, organization-level permissions, and subscription billing integration. It features role-based access control to gate specific pages and navigation items based on user roles or subscription tiers.

Elsa Core is a workflow engine framework designed for defining, executing, and managing long-running business processes. It functions as a distributed workflow orchestrator and event-driven trigger system, capable of operating as a multi-tenant platform with secure data isolation. The project distinguishes itself through a flexible approach to workflow definitions, supporting a visual drag-and-drop designer, programmatic C# definitions, and portable JSON specifications. It provides a highly extensible architecture allowing for the development of custom activities and the use of a dynamic expr

Beego is a high-performance toolkit for building web applications and RESTful APIs using the Go programming language. It is structured as an MVC web framework that separates data models, views, and controllers to organize application logic. The project provides a comprehensive suite of integrated tools, including an object-relational mapper for translating code objects into database tables and a session manager for maintaining user identity and state across server requests. It also includes an internationalization framework for managing multilingual content and translating text based on user

osTicket is an open-source help desk software and ticket management system designed to centralize customer support inquiries from emails, web forms, and API requests. It functions as a multi-channel support tool that converts incoming communications into a structured queue for agent resolution and IT help desk management. The platform features a dedicated customer support portal where users can submit requests, track ticket status, and access a self-service knowledgebase of help articles and FAQs. It integrates secure OAuth2 email authentication to retrieve and send messages without storing l

Quarkus is a Kubernetes-native Java framework designed for building high-performance, memory-efficient applications. It utilizes ahead-of-time native compilation to transform Java code into standalone, optimized binaries that eliminate the need for a virtual machine, enabling rapid startup and reduced memory consumption. By performing code augmentation during the build phase, it shifts heavy processing tasks away from runtime, ensuring that applications are optimized for cloud-native environments. The framework distinguishes itself through a unified approach to reactive and imperative program

Grav is a flat-file content management system that eliminates the need for a traditional database by storing site content and configuration in human-readable Markdown and YAML files. Built as a modular PHP web framework, it uses a hierarchical page routing system where the physical directory structure directly determines the site's URL paths. The platform is distinguished by its event-driven plugin architecture and a command-line interface that prioritizes system administration, deployment, and maintenance tasks. It utilizes a blueprint-driven system to generate administrative forms from stru

PyCaret is a Python AutoML platform and MLOps lifecycle manager designed to automate machine learning workflows. It functions as a low-code environment that leverages a scikit-learn native engine to execute preprocessing, training, and evaluation for tabular data. The platform distinguishes itself as an LLM-powered ML copilot, using large language model agents to analyze datasets, design experiment configurations, and explain model results. It also serves as a Kubernetes ML orchestrator and model registry, enabling the versioning of trained pipelines and their promotion to production API endp

Jaeger is a distributed tracing platform used for collecting, storing, and visualizing request flows across microservices. It identifies performance bottlenecks and errors by tracking requests as they move through multiple service boundaries. The system includes telemetry collectors, a multi-tenant backend, and a trace visualizer. The platform provides a multi-tenant tracing infrastructure that isolates data and queries by tenant to support shared environments. It supports standardized telemetry ingestion via the OpenTelemetry Protocol over gRPC and HTTP. To manage storage costs and overhead,

TheHive is a security incident response platform and multi-tenant case management system. It functions as a Security Orchestration, Automation, and Response (SOAR) tool and a threat intelligence platform designed to coordinate security investigations by managing alerts, cases, and observables. The platform is distinguished by its multi-tenant architecture, which isolates data across different organizations while supporting selective cross-tenant sharing. It features a SOAR automation engine capable of executing sandboxed JavaScript logic to automate workflows and trigger response actions thro

SuperTokens Core is an open-source, self-hosted authentication and identity management platform designed for deployment within private infrastructure. It provides a comprehensive suite for managing user accounts, roles, and secure authentication flows, utilizing a modular, recipe-based architecture that allows developers to enable specific security features without modifying the core codebase. The platform distinguishes itself through its robust multi-tenancy capabilities, which allow for the logical or physical isolation of user records and configuration settings across different organizatio

Cube is a semantic layer data platform that maps raw SQL databases to standardized business metrics and dimensions. It functions as a SQL dialect translator, converting abstract semantic queries into optimized SQL statements for various cloud data warehouses. The platform operates as a multi-tenant data gateway, isolating information and security permissions for different customers within a single deployment. It includes a relational caching engine that stores pre-aggregated query results to reduce latency and decrease the load on primary data warehouses. The system provides a REST-based int

OpenViking is a multi-tenant context server and knowledge base administration system designed to provide AI agents with persistent long-term memory. It enables the indexing of diverse documents and codebases to support retrieval-augmented generation, allowing agents to recall past interactions, user preferences, and learned experiences across sessions. The project is distinguished by its use of a URI-based virtual filesystem to organize memories, resources, and skills. It implements a tiered context loading system that balances retrieval precision with token budgets by structuring data into a

Platform is a framework for building back-office applications and administrative dashboards using Laravel. It functions as a schema-driven UI framework and CRUD generator that automatically constructs database management interfaces, input forms, and validation rules from programmatic model definitions. The project distinguishes itself through a comprehensive backend UI kit that supports advanced data capture, including geographic coordinate mapping, tabular JSON data matrices, and marketing metadata tracking. It features a robust role-based access control system for managing resource visibili