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AppSec Santa

AppSec Tool Radar

New AppSec tools and the latest releases from 196+ existing ones — delivered every Tuesday. Be the first to know what shipped.

Latest Issue

Newsletter · 29 releases tracked

#1 — OpenAI Acquires Promptfoo, SCA Leads with 9 Releases

First issue: OpenAI acquires Promptfoo, Mondoo raises $17.5M and ships v13, Gatekeeper v3.22 flips a production default, and SCA leads all categories with 9 releases.

What's Inside Each Issue

New

New on the Radar

Newly released tools and projects gaining traction fast.

Hot

Notable Releases

One line each — scan in 30 seconds, click what matters.

By Category

SAST, SCA, DAST & More

What changed in each category, with context on why it matters.

Trending

Star Watch

GitHub star movements, trending repos, rising projects.

Worth Reading

Curated Links

Blog posts, talks, research from the wider security community.

About This Newsletter

AppSec Tool Radar is a free weekly newsletter that tracks new application security tools and the latest releases from 196+ existing ones across 10 categories. Each issue covers what shipped, what changed, and why it matters.

I built this for security engineers, DevSecOps teams, and anyone who wants to stay current on AppSec tooling without spending hours digging through GitHub releases and vendor blogs every week. I was already doing this research for AppSec Santa — the newsletter packages it into a 3-minute Tuesday read.

Frequently Asked Questions

What does AppSec Tool Radar cover?

Each issue covers newly launched AppSec tools, version updates, and notable releases across 10 categories: SAST, SCA, DAST, IAST, RASP, AI Security, API Security, IaC Security, ASPM, and Mobile Security. I also highlight what changed, why it matters, and curated links worth reading.

How often is the newsletter published?

Every Tuesday. Each issue takes about 3 minutes to read. I cover the previous week's new tools and releases.

Who writes AppSec Tool Radar?

I'm Suphi Cankurt — I've spent over 10 years in application security and I run AppSec Santa, an independent comparison site covering 196+ security tools. The newsletter is an extension of that research.

Is the newsletter free?

Yes, completely free. No premium tier, no paywalled content. I built this because I was already tracking these releases for AppSec Santa — the newsletter is just that research packaged into a weekly format.

Don't miss the next issue

Stay current on AppSec tools without the noise. Every Tuesday, 3 minutes.