Open-source alternatives to Zeppelin Solidity

This project is a comprehensive educational guide and technical manual for the Ethereum blockchain. It provides structured instruction on blockchain fundamentals, smart contract development, and the architectural principles of decentralized applications. The resource covers technical domains including smart contract security auditing, network administration, and web3 programming. It details the implementation of token standards, the use of mnemonic seeds for wallet integration, and the creation of censorship-resistant application architectures. The documentation extends to system-level opera

Stellar Core is the primary software implementation of the Stellar blockchain network, serving as a distributed ledger and a Federated Byzantine Agreement system. It functions as a core node that maintains the shared state of the network and provides a runtime environment for executing WebAssembly smart contracts. The project enables the creation and management of digital assets, including the implementation of decentralized exchanges through distributed orderbooks and automated liquidity pools. It facilitates cross-border payment settlement by routing assets via path payments and bridging di

This project serves as a comprehensive technical reference and educational platform for the Ethereum ecosystem. It provides a deep dive into the fundamental architecture of decentralized ledger systems, covering the core mechanisms that enable trustless state transitions, cryptographic security, and network consensus. The documentation distinguishes itself by bridging high-level conceptual frameworks with practical implementation details. It details the lifecycle of smart contract development, from source code compilation and bytecode analysis to deployment and interaction patterns. Furthermo

ABP is an opinionated architectural framework for building enterprise software solutions using .NET and ASP.NET Core. It serves as a structural toolkit for implementing domain-driven design and microservices patterns, providing a modular enterprise architecture where functionality is organized into independent, pluggable modules. The platform is specifically designed to support multi-tenant SaaS architectures, isolating data and configurations for multiple independent customers within a single application instance. It provides enterprise boilerplate infrastructure and pre-configured templates

Voyager is a Laravel administration panel and PHP database manager that provides a web-based dashboard for managing application data and administrative user privileges. It functions as a BREAD CRUD manager, allowing users to browse, read, edit, archive, and delete database records through a graphical interface. The system enables database content management without the need to write custom controller code or execute raw SQL. It includes tools for role-based access control to define and manage administrative permissions, restricting access to backend tools based on assigned user roles.

WTM is a development framework for building enterprise server and client applications using .NET Core. It functions as a rapid application development tool that provides a set of generators and wizards to automate the creation of project structures and boilerplate code. The framework includes a low-code UI builder that utilizes a shared library of controls to construct forms, grids, and dialogs across multiple frontend libraries. It further automates development through template-based code generation and a configuration-driven project bootstrapping wizard. The system handles enterprise data

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

Entrust is a role-based access control library for the Laravel framework and a general permission management system for PHP. It provides a backend tool for linking users to specific roles and permissions to evaluate authorization rules. The system distinguishes itself through a logic engine capable of complex access rule evaluation, including boolean logic and wildcard-based permission matching. This allows for authorization checks based on pattern matching or requirements where a user must meet all or any of a set of specified permissions. The library covers route access restriction via mid

Jeesite is a full-stack low-code development framework designed for building enterprise administrative portals using Spring Boot, MyBatis, and Vue. It functions as a comprehensive platform for creating administrative dashboards with integrated role-based access control and organizational data permission systems. The framework distinguishes itself through a combination of automated CRUD code generation and an integrated RAG platform that connects large language models to enterprise data via vector stores. It further incorporates a BPMN-based workflow engine to automate complex business process

This production-ready web application template and self-hosted content management system is built on the Yii2 framework, providing a modular architecture split into distinct frontend, backend, and API areas. It includes a centralized administrative dashboard equipped with tools for managing articles, static pages, menus, files, image thumbnails, and dynamic content blocks. Core capabilities encompass user authentication with social login options, email activations, profile customization, and role-based access control hierarchies enforced across controllers. The platform supports external clie

NestJS Access Control is a role-based and attribute-based authorization framework designed for the NestJS ecosystem. It provides a declarative system for securing application routes and resources, allowing developers to enforce granular access policies through metadata-driven decorators. The framework distinguishes itself by supporting hierarchical role inheritance, which enables the resolution of complex permission sets by traversing parent and child role relationships. It also facilitates dynamic authorization management, allowing security rules to be loaded asynchronously from external dat

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

This is a role-based access control system for Laravel applications that manages user permissions and roles within a database. It provides a database permissions manager to assign specific abilities to users and roles, utilizing authorization gates to restrict access to routes and interface elements. The project features a wildcard permission system that uses pattern matching to grant broad access across multiple related permissions. It also supports team-scoped access control, allowing users to maintain different roles and permission levels across separate organizational contexts or teams.

This package provides a comprehensive authorization framework for Laravel applications, enabling the management of user roles and granular permissions through a database-driven system. It allows developers to define access levels and assign them to users, ensuring that security policies are enforced consistently across the entire application. The system distinguishes itself through a hierarchical inheritance model, where permissions automatically propagate from lower-tier roles to higher-tier roles based on a numerical level system. It includes a dedicated administrative web interface that al

Superset is a web-based business intelligence platform designed for data exploration, visualization, and interactive dashboarding. It functions as a query-driven analytics engine that connects to various SQL databases, allowing users to perform ad-hoc analysis, define virtual metrics, and build complex data visualizations through a centralized interface. The platform distinguishes itself through a robust semantic layer that transforms raw database schemas into calculated columns and virtual metrics, enabling consistent business logic across an organization. It features a plugin-based visualiz

Sa-Token is a Java-based authentication and authorization framework designed to manage user sessions, permissions, and identity verification within web applications and microservice architectures. It provides a centralized security layer that enforces access control policies and identity validation across distributed service environments and API gateways. The framework distinguishes itself through its support for cross-domain single sign-on and its ability to function as an OAuth2 identity provider. It manages user session lifecycles by applying configurable rules for single or multi-login re

Casdoor is a centralized identity and access management platform that functions as an OAuth 2.0 authorization server. It provides a comprehensive suite of services for managing user identities, authentication sessions, and access policies across both web and machine-to-machine applications. Built with a decoupled frontend-backend architecture in Go, the platform supports high-concurrency environments and offers a web-based management interface for administrative tasks. The platform distinguishes itself through its extensive support for federated identity management, allowing integration with

Casbin is an authorization library that provides a model-based engine for enforcing access control across diverse application environments. It decouples authorization logic from application code by using a configuration-driven approach, allowing developers to define access rules and evaluation logic independently. The system supports a wide range of access control models, including role-based, attribute-based, and relationship-based patterns, which are evaluated at runtime to determine if a subject is permitted to perform an action on a resource. The project distinguishes itself through a hig

DataEase is an open-source, self-hosted business intelligence platform designed for building interactive data visualizations and managing analytical reporting. It provides a centralized environment where users can construct dashboards through a drag-and-drop interface, connecting to diverse data sources including relational databases, data warehouses, and external APIs. The platform distinguishes itself through its focus on embedded analytics and enterprise-grade governance. It allows for the seamless integration of charts, dashboards, and management modules into third-party web applications

Aureuserp is a modular open-source enterprise resource planning system and business suite designed to integrate accounting, inventory, manufacturing, human resources, and project coordination into a single centralized database. It functions as a comprehensive platform for managing business operations, sales orders, and procurement. The system uses a modular architecture that allows for the installation or removal of specific feature modules to tailor application capabilities to business needs. It includes a localization layer to translate the user interface into multiple languages and employs

Authorizer is an open-source identity provider that functions as a centralized authentication and authorization platform. It manages user identities and session lifecycles by implementing standard OpenID Connect protocols, allowing for secure verification across web, mobile, and backend applications. The service is designed as a containerized microservice that provides a unified interface for administrative and authentication operations. The platform distinguishes itself through a multi-tenant architecture that isolates authentication rules and user data across different business domains. It

This is a Vue.js admin dashboard built with Element UI that provides a backend management interface for overseeing stores, products, users, and system settings. The project combines Vue's reactive component model with Element-UI's pre-built widget library to construct a consistent admin interface, using Vue Router for client-side navigation and Vuex for centralized state management. The admin panel enforces role-based access control, checking user permissions at route entry points and component boundaries to block unauthorized actions before they execute. It includes authentication and sessio

Ampache is a self-hosted media server and digital music library manager written in PHP. It provides a web-based platform for organizing, managing, and streaming personal audio and video collections to multiple devices and network environments. The system distinguishes itself as a collaborative media playback platform, supporting shared playlists and a democratic voting system that allows multiple users to influence an active playback queue. It also functions as a real-time media transcoder, converting audio and video formats during transmission to match client bandwidth and hardware requireme

Apache Tomcat is an open-source implementation of the Jakarta Servlet, Pages, Expression Language, and WebSocket specifications, serving as a container for running Java web applications. It provides a modular architecture with a servlet container, connector abstraction for multiple I/O models, and a pipeline-based request processing system that handles cross-cutting concerns through composable components. The server supports container-managed security with configurable realms for authentication against JDBC, LDAP, or memory-based credential stores, and offers TLS encryption with optional Open

Shiro is a Java security framework that provides an identity and access manager for implementing authentication, authorization, cryptography, and session management. It serves as a security layer to verify user identities and enforce role-based access control for protected system resources. The project features a pluggable realm architecture that decouples security logic from identity data and a standalone session management system that tracks user state independently of the underlying servlet container. It includes an integrator for external identity providers using federation protocols such

Apostrophe is an open-source Node.js headless content management system that delivers structured content through REST APIs while providing a visual in-context page editor for live editing. It is built on a module-based plugin architecture that extends CMS functionality through reusable modules, each encapsulating logic, configuration, and templates. The system uses schema-driven content modeling to define data structures and validation rules through configurable schemas and custom field types, with all content stored as flexible JSON-like documents in MongoDB. The platform distinguishes itsel

Builderbook is a MERN stack digital bookstore and documentation platform designed for selling and delivering digital books. It functions as a content delivery site that transforms markdown files hosted in Git repositories into structured online books. The platform distinguishes itself by synchronizing markdown content from remote repositories into a database to enable metadata-driven access control and content gating. It integrates payment processing to restrict full content access based on verified purchase history, while providing public previews. The system covers a broad range of capabil