Showing 194 open source projects for "smtp-test"

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    Anti-Spam SMTP Proxy Server

    Anti-Spam SMTP Proxy Server

    Anti-Spam SMTP Proxy Server implements multiple spam filters

    The Anti-Spam SMTP Proxy (ASSP) Server project aims to create an open source platform-independent SMTP Proxy server which implements auto-whitelists, self learning Hidden-Markov-Model and/or Bayesian, Greylisting, DNSBL, DNSWL, URIBL, SPF, SRS, Backscatter, Virus scanning, attachment blocking, Senderbase and multiple other filter methods. Click 'Files' to download the professional version 2.8.1 build 24261.
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    Downloads: 38,102 This Week
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  • 2
    SIPVicious

    SIPVicious

    Security tools that can be used to audit SIP based VoIP systems

    SIPVicious OSS has been around since 2007 and is actively updated to help security teams, QA and developers test SIP-based VoIP systems and applications. Open-source security suite for auditing SIP based VoIP systems. Also known as friendly-scanner, it is freely available to help pentesters, security teams and developers quickly test their SIP systems. Download the latest source code from git or the latest release, send pull requests and open issues.
    Downloads: 9 This Week
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  • 3
    thc-hydra

    thc-hydra

    Shows how easy it would be to gain unauthorized access to a system

    ...Via the command line options you specify which logins to try, which passwords, if SSL should be used, how many parallel tasks to use for attacking, etc. PROTOCOL is the protocol you want to use for attacking, e.g. ftp, smtp, http-get or many others are available.
    Downloads: 66 This Week
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  • 4
    DVWA

    DVWA

    PHP/MySQL web application

    Damn Vulnerable Web App (DVWA) is a PHP/MySQL web application that is damn vulnerable. Its main goals are to be an aid for security professionals to test their skills and tools in a legal environment, help web developers better understand the processes of securing web applications and aid teachers/students to teach/learn web application security in a classroom environment. The aim of DVWA is to practice some of the most common web vulnerabilities, with various levels of difficulty, with a simple straightforward interface. ...
    Downloads: 531 This Week
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  • 5
    theHarvester

    theHarvester

    E-mails, subdomains and names

    theHarvester is a very simple to use, yet powerful and effective tool designed to be used in the early stages of a penetration test or red team engagement. Use it for open source intelligence (OSINT) gathering to help determine a company's external threat landscape on the internet. The tool gathers emails, names, subdomains, IPs and URLs using multiple public data sources.
    Downloads: 47 This Week
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  • 6
    YouTube Music

    YouTube Music

    YouTube Music Desktop App bundled with custom plugins

    Open source, cross-platform, unofficial YouTube Music Desktop App with built-in ad blocker and downloader. Native look & feel, aims at keeping the original interface. Framework for custom plugins: change YouTube Music to your needs (style, content, features), enable/disable plugins in one click. Install the youtube-music-bin package from the AUR. For AUR installation instructions, take a look at the wiki page. Block all ads and tracking out of the box. Apply compression to audio (lowers the...
    Downloads: 217 This Week
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  • 7
    frida

    frida

    Dynamic instrumentation toolkit for developers

    ...We want to empower the next generation of developer tools, and help other free software developers achieve interoperability through reverse engineering. We are proud that NowSecure is using Frida to do fast, deep analysis of mobile apps at scale. Frida has a comprehensive test-suite and has gone through years of rigorous testing across a broad range of use-cases.
    Downloads: 212 This Week
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  • 8
    Splunk Attack Range

    Splunk Attack Range

    Tool to simulate attacks and collect the data

    ...It builds instrumented cloud (AWS, Azure) and local environments (Virtualbox), simulates attacks, and forwards the data into a Splunk instance. This environment can then be used to develop and test the effectiveness of detections.
    Downloads: 11 This Week
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  • 9
    CTFd

    CTFd

    CTFs as you need them

    ...Hide Scores from the public. Freeze Scores at a specific time. Scoregraphs comparing the top 10 teams and team progress graphs. Markdown content management system. SMTP + Mailgun email support. Email confirmation support. Forgot password support.
    Downloads: 6 This Week
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  • 10
    Service Bus Explorer

    Service Bus Explorer

    Connect to a Service Bus namespace and administer messaging entities

    The Service Bus Explorer allows users to connect to a Service Bus namespace and administer messaging entities in an easy manner. The tool provides advanced features like import/export functionality or the ability to test topics, queues, subscriptions, relay services, notification hubs, and events hubs. Microsoft Azure Service Bus is a reliable information delivery service. The purpose of this service is to make communication easier. When two or more parties want to exchange information, they need a communication facilitator. Service Bus is a brokered, or third-party communication mechanism. ...
    Downloads: 75 This Week
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  • 11
    testssl.sh

    testssl.sh

    Testing TLS/SSL encryption anywhere on any port

    ...Works for Linux, Mac OSX, FreeBSD, NetBSD and WSL/MSYS2/Cygwin out of the box, no need to install or configure something, no gems, CPAN, pip or the like. OpenBSD only needs bash to be postinstalled. You can test any SSL/TLS enabled and STARTTLS service, not only webservers at port 443. Several command line options help you to run your test and configure your output. If a particular check cannot be performed because of a missing capability on your client side, you'll get a warning. You can look at the code, see what's going on and you can change it.
    Downloads: 8 This Week
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  • 12
    Hoverfly

    Hoverfly

    Lightweight service virtualization/ API simulation / API mocking tool

    Hoverfly is a lightweight, open source API simulation tool. Using Hoverfly, you can create realistic simulations of the APIs your application depends on. Replace unreliable test systems and restrictive API sandboxes with high-performance simulations in seconds. Run on MacOS, Windows or Linux, or use native Java or Python language bindings to get started quickly. Simulate API latency or failure when required by writing custom scripts in the language of your choice.
    Downloads: 3 This Week
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  • 13
    Ligolo-ng

    Ligolo-ng

    An advanced, yet simple, tunneling/pivoting tool

    ...You need to download the Wintun driver (used by WireGuard) and place the wintun.dll in the same folder as Ligolo. You can listen to ports on the agent and redirect connections to your control/proxy server. You can easily hit more than 100 Mbits/sec. Here is a test using iperf from a 200Mbits/s server to a 200Mbits/s connection.
    Downloads: 18 This Week
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  • 14
    Splunk Attack Range

    Splunk Attack Range

    A tool that allows you to create vulnerable environments

    ...It builds instrumented cloud (AWS, Azure) and local environments (Virtualbox), simulates attacks, and forwards the data into a Splunk instance. This environment can then be used to develop and test the effectiveness of detections.
    Downloads: 6 This Week
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  • 15
    Arcjet

    Arcjet

    Arcjet JS SDKs. Rate limiting, bot protection, email verification

    ...Native security for Bun, Next.js, Node.js, SvelteKit, Vercel, Netlify, Fly.io, and other modern platforms. Customizable protection for signup forms, login pages, API routes, and your whole app. Test security rules locally. Protection that works in every environment. No agent is required.
    Downloads: 2 This Week
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  • 16
    mitmproxy

    mitmproxy

    A free and open source interactive HTTPS proxy

    mitmproxy is an open source, interactive SSL/TLS-capable intercepting HTTP proxy, with a console interface fit for HTTP/1, HTTP/2, and WebSockets. It's the ideal tool for penetration testers and software developers, able to debug, test, and make privacy measurements. It can intercept, inspect, modify and replay web traffic, and can even prettify and decode a variety of message types. Its web-based interface mitmweb gives you a similar experience as Chrome's DevTools, with the addition of features like request interception and replay. Its command-line version mitmdump allows you to write powerful addons and script mitmproxy so it can automatically modify messages, redirect traffic, and perform many other custom commands.
    Downloads: 8 This Week
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  • 17
    Amazon EC2 Spot Interrupter

    Amazon EC2 Spot Interrupter

    CLI tool that triggers Amazon EC2 Spot Interruption Notifications

    ...Handling Rebalance Recommendations can potentially give your application even more time to gracefully shutdown than the 2 minutes an Interruption Notification would give you. It can be challenging to test your application's handling of Spot Interruption Notifications and Rebalance Recommendations.
    Downloads: 0 This Week
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  • 18
    InterceptSuite

    InterceptSuite

    A TLS MITM proxy for Non-HTTP traffic, with support for TLS upgrades

    ...InterceptSuite bridges this gap by providing a universal TLS interception engine that works with any protocol, giving security researchers the tools they need to analyze, understand, and test encrypted communications effectively. With Python extension support, users can add custom protocol dissection capabilities tailored to their specific needs.
    Downloads: 5 This Week
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  • 19
    Al-Khaser

    Al-Khaser

    Public malware techniques used in the wild: Virtual Machine, Emulation

    al-khaser is an open-source proof-of-concept security tool that deliberately implements techniques commonly used by real-world malware to test and evaluate the effectiveness of antivirus and endpoint detection and response (EDR) systems. It’s written in C/C++ and designed to execute a wide range of anti-analysis, anti-debugging, anti-virtualization, timing-based evasion, and sandbox detection routines so security researchers and defenders can see how well their tools detect or ignore these behaviors. ...
    Downloads: 6 This Week
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  • 20
    Doorkeeper

    Doorkeeper

    Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape

    Doorkeeper is a gem (Rails engine) that makes it easy to introduce OAuth 2 provider functionality to your Ruby on Rails or Grape application. Doorkeeper is an oAuth2 provider built in Ruby. It integrates with Ruby on Rails and Grape frameworks. The installation process depends on the framework you're using. Doorkeeper follows Rails maintenance policy and supports only supported versions of the framework. Currently, we support Ruby on Rails 5 and higher. Extensions that are not included by...
    Downloads: 4 This Week
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  • 21
    Sippts

    Sippts

    Set of tools to audit SIP based VoIP Systems

    Sippts is a set of tools to audit VoIP servers and devices using SIP protocol. Sippts is programmed in Python and it allows us to check the security of a VoIP server using SIP protocol. You can freely use, modify and distribute. If modified, please put a reference to this site. Most security tools can be used for illegal purposes, but the purpose of this tool is to check the security of your own servers and not to use to do bad things. I am not responsible for the misuse of this tool. Sippts...
    Downloads: 3 This Week
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  • 22
    Claude BugHunter

    Claude BugHunter

    A Claude Code skill bundle for bug hunting

    ...It includes curated patterns from public vulnerability reports, making it useful as a learning and workflow reference. Because it supports security testing, it should only be used on systems where the user has permission to test. Its strongest value is turning scattered bug bounty knowledge into reusable Claude Code workflows.
    Downloads: 1 This Week
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  • 23
    kube-score

    kube-score

    Kubernetes object analysis with recommendations

    Kubernetes object analysis with recommendations for improved reliability and security. kube-score is a tool that does static code analysis of your Kubernetes object definitions. The output is a list of recommendations of what you can improve to make your application more secure and resilient. kube-score is open-source and available under the MIT-license. Container limits (should be set) Pod is targeted by a NetworkPolicy, both egress and ingress rules are recommended. Deployments and...
    Downloads: 3 This Week
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  • 24
    XRAY

    XRAY

    XRay for recon, mapping and OSINT gathering from public networks

    XRAY is a modular security toolset that helps developers and security professionals analyze, fuzz, and test web applications, protocols, and network services for vulnerabilities. It provides a framework for writing and executing inspection modules that can parse structured data (JSON, XML, HTML), traverse graphs of endpoints, and perform intelligent probing guided by discovered surface area. XRay is typically used as a reconnaissance and vulnerability discovery engine in red-team or app-security workflows: it leverages extensible plugins to adapt to different protocols, inject payloads, and detect common bug classes such as injection flaws, misconfigurations, and unsafe endpoints. ...
    Downloads: 2 This Week
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  • 25
    Defending Code Reference Harness

    Defending Code Reference Harness

    Skills for threat modeling, scanning, triage, patching, etc.

    Defending Code Reference Harness is a reference implementation for autonomous vulnerability discovery and remediation with Claude. It is designed for security teams that want a structured way to test, triage, and patch software issues with agent support. The project includes skills for threat modeling, scanning, triage, patching, and customizable autonomous analysis workflows. Its default pipeline focuses on finding memory bugs in C and C++ code using ASAN as the crash detector. The overall architecture is meant to be adaptable, so teams can modify it for other languages, bug classes, and detection systems. ...
    Downloads: 0 This Week
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