CTFd
@ctfd • Open source projects from ctfd. Use this route to separate flagship concentration from portfolio breadth before you treat a publisher as broadly strong.
Portfolio concentration
97%
Top three share
Shows whether the organization is driven by one breakout repo or several visible projects.
Breadth
16 repos
Visible snapshot
2 repositories updated in the last 90 days.
Leading language
Python
Portfolio mix
Python (5), HTML (4), Unknown (2)
Average size
460
Stars per repository
Useful for distinguishing one flagship-heavy publisher from a repeatable portfolio.
Updated: 2025-10-22(307d ago)GitHub API fallback16 repositories
97%
of the visible star count comes from this organization's top three repositories.
460
stars per repository in this same snapshot.
Python
is the most common language here, with 2 repositories updated in the last 90 days.
Why this rank
This organization stands out because one flagship repo drives 92% of its visible star count.
Flagship share 92%Breakout repo: CTFd
Organization pages work best when you separate portfolio breadth from flagship concentration. In CTFd's case, the visible top three repositories account for about 97% of total stars in this snapshot, which helps explain whether the organization is known for one breakout project or for a broader repeatable portfolio.
The dominant language mix here is Python (5), HTML (4), Unknown (2). That makes this page useful not just for popularity checks, but also for seeing what technical shape an organization's public ecosystem actually has.
Top Repositories
| # | Repository | Language | Stars |
|---|---|---|---|
| 1 | ctfd/CTFd CTFs as you need them | Python | 6.8K |
| 2 | ctfd/ctfcli ctfcli is a tool to manage Capture The Flag events and challenges | Python | 212 |
| 3 | ctfd/plugins Official and Community CTFd Plugins | 102 | |
| 4 | ctfd/themes Official and Community CTFd themes | 99 | |
| 5 | ctfd/snicat TLS & SNI aware netcat | Go | 52 |
| 6 | ctfd/CTFd-Docker Plugin to give CTFd the ability to manage Docker containers | Python | 19 |
| 7 | ctfd/DynamicValueChallenge CTFd Challenge Type which decreases its value after every solve | HTML | 18 |
| 8 | ctfd/tourist Tourist is an HTTP API around Microsoft Playwright for CTF challenges | TypeScript | 13 |
| 9 | ctfd/core-beta | HTML | 11 |
| 10 | ctfd/CTFd.js Javascript module to interact with the CTFd API for themes | JavaScript | 7 |
| 11 | ctfd/CTFd-Notify CTFd plugin to send push notifications with ThunderPush | JavaScript | 7 |
| 12 | ctfd/koth-agent KoTH Server Agent for use with CTFd Enterprise | Go | 6 |
| 13 | ctfd/CTFd-S3-plugin Plugin that converts CTFd file uploads and deletions to Amazon S3 calls | Python | 5 |
| 14 | ctfd/public_challenges Public Challenge Submission plugin for CTFd | Python | 2 |
| 15 | ctfd/docs | HTML | 2 |
| 16 | ctfd/core-theme | HTML | 1 |
Next step after the organization read
Open a flagship repository, compare a couple of portfolio leaders, or return to the organization map when you want a broader concentration read.
Learn and methodology
Keep trust-building context reachable, but behind the first data read instead of ahead of it.
How to read this organization snapshot
Total stars are useful as a discovery signal, but they do not tell you whether a team maintains every repository equally. Pair this page with release cadence, maintainer activity, and the flagship concentration shown above before making adoption decisions.
For broader background on GitStar's ranking logic and editorial guidance, see Methodology & Editorial Standards.