CTFd

Self-Hosted

CTFd is a CTF in a can. Easily modifiable and has everything you need to run a jeopardy style CTF.

mellivora - Mellivora is a CTF engine written in PHP

Features

    Arbitrary categories and challenges.
    Scoreboard with optional multiple team types.
    Manual or automatic free-text submission marking.
    Challenge hints.
    Team progress page.
    Challenge overview page.
    Limit category and challenge exposure to certain times.
    Challenge reveal on parent challenge solve (by any team).
    Optional signup restrictions based on email regex.
    Local or Amazon S3 challenge file upload.
    Optional automatic MD5 append to files.
    Admin management console with competition overview.
    Create/edit front page news.
    Arbitrary menu items and internal pages.
    Optional total number and time-based submission throttling.
    User management with IP correlation.
    Internal log for catching exceptions.
    reCAPTCHA support.
    User-defined or auto-generated passwords on signup.
    User/Email/IP search.
    Configurable caching.
    Caching proxy (like Cloudflare) aware (optional x-forwarded-for trust).
    Optional separate domain for static files.
    Segment analytics support.
    SMTP email support. Bulk or single email composition.
    TOTP two factor auth support.
    CTF Time compatible JSON scoreboard.
    Self-serve and admin password reset.
    and more ...

Mellivora

mellivora - Mellivora is a CTF engine written in PHPFeatures    Arbitrary categories and challenges.    Scoreboard with optional multiple team types.

desktop

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browser

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wearable

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Windows

Online

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iPhone

Linux

iPad

Android Tablet

Software as a Service (SaaS)

Chrome OS

Google Chrome

Windows Phone

Firefox

Steam

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Windows S

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Wordpress

Apple Watch

PortableApps.com

Xbox

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Apple TV

Opera

Magento Community Edition

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JavaScript

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Python

Xfce

Node.JS

Facebook

Slack

Java

Haiku

Raspberry Pi

HP webOS

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.NET Framework

Microsoft Office Outlook

Fire TV

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Paid Mellivora Alternatives

CTFd