CTFs as you need them
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README.md

Build Status CTFd Slack

What is CTFd?

CTFd is a Capture The Flag framework focusing on ease of use and customizability. It comes with everything you need to run a CTF and it's easy to customize with plugins and themes.

CTFd is a CTF in a can.

Features

  • Create your own challenges, categories, hints, and flags from the Admin Interface
    • Static & Regex based flags
    • Users can unlock hints for free or with points
    • File uploads to the server or Amazon S3
    • Limit challenge attempts & hide challenges
    • Automatic submission throttling
  • Scoreboard with automatic tie resolution
    • Hide Scores from the public
    • Freeze Scores at a specific time
    • Dynamic Scoring
  • Scoregraphs comparing the top 10 teams and team progress graphs
  • Markdown content management system
  • SMTP + Mailgun email support
    • Email confirmation support
    • Forgot password support
  • Automatic competition starting and ending
  • Team management & hiding
  • Customize everything using the plugin and theme interfaces
  • Importing and Exporting of CTF data for archival
  • And a lot more...

Install

  1. Run ./prepare.sh to install dependencies using apt.
  2. Modify CTFd/config.py to your liking.
  3. Use flask run in a terminal to drop into debug mode.

Or you can use Docker with the following command:

docker run -p 8000:8000 -it ctfd/ctfd

  • Here are some deployment options
  • You can check out the Getting Started guide for a breakdown of some of the features you need to get started.

Live Demo

https://demo.ctfd.io/

Support

To get basic support, you can join the CTFd Slack Community: CTFd Slack

If you prefer commercial support or have a special project, send us an email: support@ctfd.io.

Managed Hosting

Looking to use CTFd but don't want to deal with managing infrastructure? Check out the CTFd website for managed CTFd deployments.

HackerFire

Looking for CTF challenges to work on? HackerFire is a learning focused CTF built using CTFd. It features a wide variety of challenges and is updated with new content frequently. It also contains custom knowledge resources to teach newcomers about the techniques used to solve a challenge.

Credits