Application Security Tools 2026
Application security is the discipline of finding and fixing the flaws that live in the code, dependencies, and runtime behavior of the software your organization builds and ships. It spans the whole lifecycle: catching vulnerabilities before merge with static testing (SAST), software composition analysis, secrets detection, and threat modeling, then guarding what is live with dynamic and interactive testing (DAST/IAST), API security, web application firewalls, bot management, and runtime self-protection (RASP). For most security leaders this is where the hardest tradeoff sits, because the people introducing risk are developers moving fast, and the controls that work are the ones that fit into the pipeline rather than fight it. Supply chain security, application security posture management (ASPM), mobile app security, and secure code training round out the category, and together they are how teams shift left without grinding shipping to a halt.
We cover 808 Application Security tools, 252 free and 556 commercial.
Accuracy and depth improve over time. Last reviewed Jul 2026. Is something off? Reach out.
USE CASES
Redexer is a reengineering tool that parses, analyzes, and modifies Android DEX files for binary manipulation and permission analysis.
DIVA Android is an intentionally vulnerable Android application designed to teach security professionals and developers about mobile application security flaws through hands-on learning.
A PHP 5.x polyfill for random_bytes() and random_int() created by Paragon Initiative Enterprises.
Allstar is a GitHub App that continuously monitors repositories and organizations for security policy violations, creating alerts when best practices are not followed.
XGuardian XARA Security Scanner for OSX with URL scheme, Bundle ID, and keychain hijack checks.
Linux Virtual Machine for Mobile Application Pentesting and Mobile Malware Analysis with various tools and resources.
Gamma Ray is a software that helps developers to look for vulnerabilities on their Node.js applications with a pluggable infrastructure for integration with vulnerabilities databases.
House: A runtime mobile application analysis toolkit with a Web GUI, powered by Frida, written in Python.
Needle is a discontinued open source modular framework for iOS application security assessments that was compatible with iOS 9 and iOS 10 before being replaced by Objection.
drozer is an open source Android security testing framework that identifies vulnerabilities in mobile apps and devices through Android Runtime and IPC endpoint interaction.
Mobile Audit is a Docker-based SAST and malware analysis tool that performs comprehensive security analysis of Android APK files, including vulnerability detection, certificate verification, and Virus Total integration.
SeaSponge is an accessible web-based threat modeling tool with a focus on accessibility, aesthetics, and intuitive user experience.
UglifyJS 3 is a JavaScript toolkit that provides parsing, minification, compression, and beautification capabilities for JavaScript code optimization and processing.
A dependency security analysis tool that identifies potential risks in project dependencies including unsafe lock files, installation scripts, obfuscated code, and dangerous shell commands.
Betterscan is an orchestration toolchain that coordinates multiple security tools to scan source code and infrastructure as code for security vulnerabilities, compliance risks, secrets, and misconfigurations.
Androwarn performs static analysis of Android applications using Dalvik bytecode examination to detect and report potentially malicious behaviors.
Runtime Mobile Security (RMS) is a powerful web interface powered by FRIDA for manipulating Android and iOS Apps at Runtime.
One stop shop for decompiling Android apps with a focus on regenerating R references.
LunaTrace is an open source supply chain security tool that monitors software dependencies for vulnerabilities and integrates with GitHub to notify developers of security issues before deployment.
DVHMA is an intentionally vulnerable Android hybrid mobile app built with Apache Cordova for security testing and educational purposes.
A tool that safely installs packages with npm/yarn by auditing them as part of your install process.
Lint lockfiles for improved security and trust policies.
ESLint plugin to prevent Trojan Source attacks.
Application Security Specializations
808 tools across 14 specializations · 252 free, 556 commercial
Static Application Security Testing
Static Application Security Testing (SAST) tools that analyze source code for vulnerabilities using taint and dataflow analysis during development.
Secrets Detection
Tools that find and scan for leaked secrets, credentials, API keys, and tokens hardcoded in source code, repositories, and CI/CD pipelines.
Software Composition Analysis
Software Composition Analysis (SCA) tools for identifying vulnerabilities and license risks in open source dependencies and third-party libraries, with SBOM generation.
How to choose Application Security tools
- Map tools to where your actual risk lives: API-heavy, mobile-first, and monolith codebases each demand different coverage, so don't buy a category just because it exists.
- Judge developer fit before detection depth. A scanner that lives in the IDE and CI pipeline with low friction gets adopted; a more accurate one that developers route around does nothing.
- Scrutinize false positive rates and triage workflow. Alert volume, not missed bugs, is what burns out AppSec teams and erodes trust in the tooling.
- Decide point tools versus consolidation early. ASPM and unified platforms can fold SAST, SCA, secrets, and DAST under one policy layer, which matters once you outgrow a handful of scanners.
- Check coverage of your dependency and supply chain risk, including SBOM generation, transitive dependencies, and build pipeline integrity, since this is where breaches increasingly originate.
- Confirm runtime defenses and pre-deployment testing actually talk to each other, so a WAF or RASP layer reinforces what your scanners find rather than operating as a disconnected silo.
Application Security Tools FAQ
Common questions about Application Security tools, selection guides, pricing, and comparisons.
Application security is the practice of protecting software from vulnerabilities across its lifecycle, from the code developers write to the dependencies they import to the running app exposed to users. It covers pre-deployment testing like SAST, SCA, and threat modeling, and runtime defenses like WAFs, API security, and RASP. The goal is shipping secure software without slowing delivery to a crawl.
API security is a specialized slice of application security focused on the endpoints applications expose to each other and to clients. Broader AppSec covers the entire codebase, dependencies, and runtime; API security narrows in on authentication, authorization, schema abuse, and business-logic attacks against APIs. As architectures move to microservices and headless apps, API security has grown into its own discipline rather than a feature of general scanners.
SAST analyzes source code or binaries without running the application, catching flaws early but generating false positives. DAST tests the running application from the outside, like an attacker, finding real exploitable issues but later in the cycle. IAST instruments the app during testing to combine both views with better accuracy. Most mature programs use more than one, since each catches what the others miss.
Start with where your risk concentrates: a company shipping APIs needs different coverage than one shipping mobile apps. Prioritize tools that fit your developers' existing pipeline and IDE, because adoption beats raw detection depth. Watch the noise: false positive rates and triage burden quietly kill AppSec programs. Many teams now consolidate scanners under an ASPM layer rather than buying point tools per testing type.
Open-source tools like Semgrep, OWASP ZAP, and Trivy form a credible foundation, and plenty of teams run real programs on them. They tend to need more in-house tuning, lack the centralized triage and policy enforcement of commercial platforms, and rarely cover the full lifecycle alone. Most organizations land on a blend: open source for core scanning, commercial tooling where consolidation, support, and posture management matter at scale.
