30 open-source projects similar to owasp-modsecurity/modsecurity, ranked by shared indexed features. Tags may describe platforms or build tools rather than the same primary purpose. Check each project’s use case, license, and deployment requirements before treating it as a replacement.
Bunkerized Nginx is a containerized security automation system that provides a secure reverse proxy and web application firewall. It focuses on protecting web applications by monitoring container labels within cloud-native orchestration systems to automatically update security settings and firewall rules. The system distinguishes itself through automated security operations, including the automatic management of SSL certificates and an automated client banning mechanism that blocks IP addresses based on HTTP status codes. It features bot challenge mechanisms using CAPTCHAs, JavaScript, or coo
This project is a web application security standard and vulnerability framework. It provides a comprehensive list of the most critical security risks facing web applications, paired with technical guidance and a structured methodology for identifying and mitigating these flaws. The framework functions as a secure coding guide and a risk assessment methodology, offering a standardized approach to prioritizing vulnerabilities based on their potential impact and likelihood of exploitation. It defines architectural patterns and technical recommendations to help developers implement defense in dep
BunkerWeb is a containerized suite of infrastructure tools that functions as a cloud-native web application firewall and Nginx reverse proxy. It provides a security layer for web applications, combining traffic routing with automated SSL certificate management and a web-based security dashboard for monitoring and configuration. The project distinguishes itself through its deep integration with container orchestrators, serving as a Kubernetes ingress controller that automates security settings and service discovery via container labels. It features a plugin-based extension model and a manageme
Gixy is a static configuration analyzer and security auditor for Nginx. It functions as an infrastructure-as-code security scanner and web server configuration linter designed to identify vulnerabilities and misconfigurations in server definitions before deployment. The tool focuses on detecting high-risk security flaws, including host header spoofing, server-side request forgery, and path traversal. It specifically audits Nginx configurations for risks such as HTTP splitting, multiline header issues, and unauthorized third-party access resulting from incorrect Referer or Origin header patter
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
Spark is a lightweight Java web framework and embedded server designed for building web applications with minimal boilerplate. It functions as an HTTP routing engine that maps URL paths and methods to handler functions, providing a specialized domain specific language for web development in Kotlin. The framework enables the implementation of REST APIs and web services through the definition of HTTP routes. It supports the extraction of dynamic path parameters and the transformation of response data into formats such as JSON. Additional capabilities include the ability to serve static files a
This project is a Node.js HTTP proxy server that enables cross-domain API requests from browsers by injecting Cross-Origin Resource Sharing headers into HTTP responses. It functions as a reverse proxy gateway and header manipulator, allowing for the interception and modification of traffic between a client and a target server. The proxy provides mechanisms to bypass browser same-origin policy restrictions through automated header injection. It includes capabilities for origin-based rate limiting and request interception to control traffic flow and prevent unauthorized usage of the proxy servi
This is a server-side session manager and middleware for Express applications. It maintains persistent user state across multiple HTTP requests by linking a unique session identifier stored in a browser cookie to data stored on the server. The project utilizes a standardized session store interface, allowing the connection of session data to external databases or in-memory caches. It includes mechanisms for session fixation protection through the regeneration of session identifiers. The system covers the management of user sessions, including the configuration of session cookies, the ability
Resty is a high-level HTTP client library for Go designed for consuming REST services. It provides a streamlined interface for executing network requests, managing server-sent event streams, and automatically mapping JSON and XML responses into data structures. The library includes built-in mechanisms for service resilience and traffic management, such as circuit breakers to prevent cascading failures, token-bucket rate limiting, and automated request retries with exponential backoff. It also features client-side load balancing to distribute outgoing traffic across multiple base URLs and requ
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
This project is a cross-platform managed execution environment and general-purpose application framework designed for building high-performance software. It provides a unified runtime that handles memory management, type safety, and code execution across diverse operating systems. By integrating a native code compilation toolchain, the platform enables developers to convert managed code into optimized machine instructions, significantly improving startup performance and reducing runtime dependencies for production environments. The framework distinguishes itself through a comprehensive toolch
CrowdSec is a collaborative, distributed security engine designed for threat detection and infrastructure protection. It functions as an intrusion detection system that parses logs and network traffic to identify malicious patterns, utilizing a bucket-based threshold detection model to aggregate events and trigger alerts. The platform is built on a modular architecture that includes a centralized local API server for managing security signals and a relational database for persistent storage of remediation decisions. What distinguishes the project is its decoupled enforcement model, which offl
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
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
The OWASP Cheat Sheet Series is a comprehensive, community-driven repository of concise security best practices and defensive coding patterns. It serves as a centralized knowledge base for developers and security professionals, providing actionable guidance to secure applications across the entire software development lifecycle. The project covers a vast array of security domains, ranging from fundamental web application hardening and authentication protocols to specialized controls for modern infrastructure and artificial intelligence systems. What distinguishes this project is its decentral
Agent-skills is a collection of structured instructions and behavioral personas designed to standardize how AI coding agents perform engineering tasks. It functions as a workflow orchestrator that maps natural language intent to repeatable technical sequences and verification checklists. The project distinguishes itself through the use of specialized markdown-defined roles, such as security auditors or test engineers, to apply targeted domain expertise. It employs an evidence-based verification model that requires runtime data or passing tests as mandatory exit criteria to ensure AI-generated
ToolJet is a low-code development platform designed for building and deploying internal business applications. It provides a visual interface where users can drag and drop components to design layouts, connect to various data sources, and execute custom logic. The platform is built on a containerized architecture, ensuring that applications remain portable and consistent across different cloud and server environments. The platform distinguishes itself through integrated artificial intelligence capabilities that assist in the generation of user interfaces, database schemas, and data queries fr
Filestash is a unified storage management platform that provides a web-based interface for browsing, managing, and accessing files across diverse local and cloud storage backends. It functions as a centralized gateway, aggregating services such as S3, SFTP, WebDAV, and FTP into a single, consistent environment for remote filesystem administration and secure document handling. The platform distinguishes itself through a modular, plugin-based architecture that supports custom storage drivers, authentication providers, and authorization logic. It includes built-in capabilities for server-side me
Pangolin is a zero-trust remote access platform designed to provide secure, identity-aware connectivity to private network resources. It functions as a cloud-native network controller that orchestrates encrypted tunnels, traffic routing, and access policies across distributed environments. By leveraging WireGuard for secure data transport, the platform enables authenticated access to internal web applications, terminal sessions, and remote desktops without exposing services to the public internet. The platform distinguishes itself through a declarative infrastructure model that synchronizes n
Coraza is a web application firewall engine designed to filter malicious HTTP traffic using standardized security directives. It functions as a library for embedding request filtering and security transaction processing directly into web servers or reverse proxies. The engine implements the ModSecurity WAF engine and the OWASP Core Rule Set to identify and block common web attack patterns. It utilizes a library-first integration model, allowing security capabilities to be embedded into a host process as a dependency rather than running as a standalone proxy. The project covers rule-based pat
ngxluawaf is an OpenResty web application firewall that uses Lua to filter malicious HTTP requests and block web attacks. It operates as a programmable request filter and IP access controller for Nginx, providing a security layer to identify and block unauthorized scanners, fuzzing attempts, and abnormal network requests. The project includes capabilities for HTTP layer 7 DDoS mitigation by restricting request frequency per IP address. It further secures the environment by restricting access to sensitive archives and blocking script execution in upload directories to prevent data leakage.
Rack-attack is a middleware rate limiter and request filter for the Rack interface. It provides a system for throttling HTTP requests and maintaining IP address blocklists to protect applications from malicious traffic and denial-of-service attacks. The project enables application layer DDoS mitigation and API rate limit management by identifying and rejecting requests from banned clients or abusive IP addresses. It allows for the definition of safelists to bypass filters and uses custom logic to determine if a client should be blocked or throttled. The tool covers comprehensive traffic mana
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
jsproxy is a web traffic proxy designed to route requests through a ServiceWorker to bypass network restrictions while minimizing server-side processing overhead. It focuses on browser API virtualization, rewriting URL-related functions and properties so that proxied pages behave as if they are running on their original domains. The project utilizes a decoupled architecture that separates the static user interface from the data forwarding backend, allowing for deployment across multiple providers. It includes weight-based load balancing to distribute traffic across multiple proxy nodes and im
This project is a web application security guide and developer training resource. It serves as a secure coding framework and vulnerability remediation manual, providing software engineers with the tools to identify, prioritize, and fix common security holes across different application layers. The resource utilizes a structured verification framework and security audit checklists to systematically find vulnerabilities. It features a technical reference that maps specific security flaws to step-by-step instructions for remediation, supported by vulnerability statistics to help determine which
jwt-auth is a PHP package providing JSON Web Token authentication for Laravel and Lumen applications. It serves as a token provider and stateless session manager, allowing applications to issue and validate signed tokens to manage user identity across network requests. The library implements stateless API security by verifying identity tokens sent in request headers, removing the requirement to store session data on the server. It uses signed tokens to verify user credentials and restrict access to protected resources. The project provides capabilities for user access control, authentication
Azure Docs is the official technical documentation repository for Microsoft Azure, the cloud computing platform. It provides comprehensive guidance on the full spectrum of Azure services, covering everything from core infrastructure components like virtual machines, Kubernetes clusters, and serverless computing to platform services for AI, machine learning, data analytics, and storage. The documentation details how to provision, manage, and govern cloud resources at scale, including policy enforcement, identity management, and cost optimization. The documentation distinguishes Azure through i
Naxsi is a web application firewall for NGINX servers designed to protect web applications from attacks by inspecting HTTP traffic for malicious patterns and vulnerability signatures. It functions as a vulnerability signature filter that matches incoming requests against known markers for threats such as SQL injection and cross-site scripting. The system includes a learning system and an automated rule generation utility to reduce false positives. It analyzes website behavior over time to create traffic whitelists and security exceptions for legitimate traffic patterns. The project provides
OpenEDR is an endpoint detection and response platform designed to collect telemetry and monitor system activity to identify security breaches. It functions as a host-based intrusion detection system and telemetry collector, gathering detailed data on process, network, and file activity. The system includes a dockerized security stack that bundles search, logging, and visualization tools into containers for analyzing endpoint telemetry. It features a security event visualizer that maps process lineage and indexes logs to facilitate root-cause analysis of attacks. The platform provides capabi
uBlock is a browser content blocker and web privacy tool designed to prevent advertisements and tracking scripts from loading. It functions as a network request filter, a DOM element hider, and a script execution controller to manage how web pages load and render. The project distinguishes itself through a combination of network-level request interception and cosmetic filtering. It uses declarative filter lists and pattern-based matching to block trackers and pop-ups, while employing CSS selectors and wildcard entity matching to remove visual components across multiple regional domain variant