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flawfinder

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Finds possible security weaknesses.

Tutorials / Guides

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34 Alternatives for flawfinder

Astrée

Astrée automatically proves the absence of runtime errors and invalid con­current behavior in C/C++ applications. It is sound for floating-point computations, very fast, and exceptionally precise. The analyzer also checks for MISRA/CERT/CWE/Adaptive Autosar coding rules and supports qualification for ISO 26262, DO-178C level A, and other safety standards. Jenkins and Eclipse plugins are available.

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CBMC

Bounded model-checker for C programs, user-defined assertions, standard assertions, several coverage metric analyses.

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clang-tidy

Clang-based C++ linter tool with the (limited) ability to fix issues, too.

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clazy

Qt-oriented static code analyzer based on the Clang framework. clazy is a compiler plugin which allows clang to understand Qt semantics. You get more than 50 Qt related compiler warnings, ranging from unneeded memory allocations to misusage of API, including fix-its for automatic refactoring.

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CMetrics

Measures size and complexity for C files.

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codechecker

A defect database and viewer extension for the Clang Static Analyzer with web GUI.

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cppcheck

Static analysis of C/C++ code.

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CppDepend

Measure, query and visualize your code and avoid unexpected issues, technical debt and complexity.

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cpplint

Automated C++ checker that follows Google's style guide.

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cqmetrics

Quality metrics for C code.

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CScout

Complexity and quality metrics for C and C preprocessor code.

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ENRE-cpp

ENRE (ENtity Relationship Extractor) is a tool for extraction of code entity dependencies or relationships from source code. ENRE-cpp is a ENtity Relationship Extractor for C/C++ based on @eclipse/CDT. (Under development)

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ESBMC

ESBMC is an open source, permissively licensed, context-bounded model checker based on satisfiability modulo theories for the verification of single- and multi-threaded C/C++ programs.

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flint++

Cross-platform, zero-dependency port of flint, a lint program for C++ developed and used at Facebook.

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Frama-C

A sound and extensible static analyzer for C code.

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Helix QAC

Enterprise-grade static analysis for embedded software. Supports MISRA, CERT, and AUTOSAR coding standards.

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IKOS

A sound static analyzer for C/C++ code based on LLVM.

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Joern

Open-source code analysis platform for C/C++ based on code property graphs

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KLEE

Symbolic virtual machine built on top of the LLVM compiler infrastructure.

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LDRA

A tool suite including dynamic analysis and test to various standards can ensure test coverage to 100% op-code, branch & decsion coverage.

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MATE

A suite of tools for interactive program analysis with a focus on hunting for bugs in C and C++ code. MATE unifies application-specific and low-level vulnerability analysis using code property graphs (CPGs), enabling the discovery of highly application-specific vulnerabilities that depend on both implementation details and the high-level semantics of target C/C++ programs.

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PC-lint

Static analysis for C/C++. Runs natively under Windows/Linux/MacOS. Analyzes code for virtually any platform, supporting C11/C18 and C++17.

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Phasar

A LLVM-based static analysis framework which comes with a taint and type state analysis.

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Polyspace Bug Finder

Identifies run-time errors, concurrency issues, security vulnerabilities, and other defects in C and C++ embedded software.

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Polyspace Code Prover

Provide code verification that proves the absence of overflow, divide-by-zero, out-of-bounds array access, and certain other run-time errors in C and C++ source code.

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scan-build

Frontend to drive the Clang Static Analyzer built into Clang via a regular build.

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splint

Annotation-assisted static program checker.

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SVF

A static tool that enables scalable and precise interprocedural dependence analysis for C and C++ programs.

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TrustInSoft Analyzer

Exhaustive detection of coding errors and their associated security vulnerabilities. This encompasses a sound undefined behavior detection (buffer overflows, out-of-bounds array accesses, null-pointer dereferences, use-after-free, divide-by-zeros, uninitialized memory accesses, signed overflows, invalid pointer arithmetic, etc.), data flow and control flow verification as well as full functional verification of formal specifications. All versions of C up to C18 and C++ up to C++20 are supported. TrustInSoft Analyzer will acquire ISO 26262 qualification in Q2'2023 (TCL3). A MISRA C checker is also bundled.

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weggli

A fast and robust semantic search tool for C and C++ codebases. It is designed to help security researchers identify interesting functionality in large codebases.

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CHAP

Analyzes un-instrumented ELF core files for leaks, memory growth, and corruption. It helps explain memory growth, can identify some forms of corruption, and supplements a debugger by giving the status of various memory locations.

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LLVM/Clang Sanitizers

<ul> <li><a href="https://github.com/google/sanitizers/wiki/AddressSanitizer">AddressSanitizer</a> - A memory error detector for C/C++</li> <li><a href="https://github.com/google/sanitizers/wiki/MemorySanitizer">MemorySanitizer</a> - A detector of uninitialized memory reads in C/C++ programs.</li> <li><a href="https://github.com/google/sanitizers/wiki/ThreadSanitizerCppManual">ThreadSanitizer</a> - A data race detector for C/C++</li> </ul>
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tis-interpreter

An interpreter for finding subtle bugs in programs written in standard C.

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Valgrind

An instrumentation framework for building dynamic analysis tools.

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46 Multi-Language Tools

AppChecker

Static analysis for C/C++/C#, PHP and Java.

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ApplicationInspector

Creates reports of over 400 rule patterns for feature detection (e.g. the use of cryptography or version control in apps).

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Axivion Bauhaus Suite

Tracks down error-prone code locations, style violations, cloned or dead code, cyclic dependencies and more for C/C++, C#/.NET, Java and Ada 83/Ada 95.

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Betterscan CE

Sponsor

Checks your code and infra (various Git repositories supported, cloud stacks, CLI, Web Interface platform, integrationss available) for security and quality issues. Code Scanning/SAST/Linting using many tools/Scanners deduplicated with One Report (AI optional).

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BugProve

Sponsor

BugProve is a firmware analysis platform featuring both static and dynamic analysis techniques to discover memory corruptions, command injections and other classes or common weaknesses in binary code. It also detects vulnerable dependencies, weak cryptographic parameters, misconfigurations, and more.

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CAST Highlight

Commercial Static Code Analysis which runs locally, but uploads the results to its cloud for presentation.

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Checkmarx CxSAST

Commercial Static Code Analysis which doesn't require pre-compilation.

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coala

Language independent framework for creating code analysis - supports over 60 languages by default.

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Cobra

Structural source code analyzer by NASA's Jet Propulsion Laboratory.

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CodeSonar from GrammaTech

Advanced, whole program, deep path, static analysis of C, C++, Java and C# with easy-to-understand explanations and code and path visualization.

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Corrode

Semi-automatic translation from C to Rust. Could reveal bugs in the original implementation by showing Rust compiler warnings and errors. Superseded by C2Rust.

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Coverity

Synopsys Coverity supports 20 languages and over 70 frameworks including Ruby on rails, Scala, PHP, Python, JavaScript, TypeScript, Java, Fortran, C, C++, C#, VB.NET.

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cpp-linter-action

A Github Action for linting C/C++ code integrating clang-tidy and clang-format to collect feedback provided in the form of thread comments and/or annotations.

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Depends

Analyses the comprehensive dependencies of code elements for Java, C/C++, Ruby.

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DerScanner

Multi-language Static Application Security Testing (SAST) platform that detects critical vulnerabilities, including hardcoded secrets, weak cryptography, backdoors, SQL injections, insecure configurations, etc.

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emerge

Emerge is a source code and dependency visualizer that can be used to gather insights about source code structure, metrics, dependencies and complexity of software projects. After scanning the source code of a project it provides you an interactive web interface to explore and analyze your project by using graph structures.

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Goodcheck

Regexp based customizable linter.

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graudit

Grep rough audit - source code auditing tool.

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Infer

A static analyzer for Java, C and Objective-C

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lizard

Lizard is an extensible Cyclomatic Complexity Analyzer for many programming languages including C/C++ (doesn't require all the header files or Java imports). It also does copy-paste detection (code clone detection/code duplicate detection) and many other forms of static code analysis. Counts lines of code without comments, CCN (cyclomatic complexity number), token count of functions, parameter count of functions.

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Mega-Linter

Mega-Linter can handle any type of project thanks to its 70+ embedded Linters, its advanced reporting, runnable on any CI system or locally, with assisted installation and configuration, able to apply formatting and fixes

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oclint

A static source code analysis tool to improve quality and reduce defects for C, C++ and Objective-C.

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OpenStaticAnalyzer

OpenStaticAnalyzer is a source code analyzer tool, which can perform deep static analysis of the source code of complex systems.

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pre-commit

A framework for managing and maintaining multi-language pre-commit hooks.

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Pronto

Quick automated code review of your changes. Supports more than 40 runners for various languages, including Clang, Elixir, JavaScript, PHP, Ruby and more.

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relint

A static file linter that allows you to write custom rules using regular expressions (RegEx).

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shipshape

Static program analysis platform that allows custom analyzers to plug in through a common interface.

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Sigrid

Sigrid helps you to improve your software by measuring your system's code quality, and then compares the results against a benchmark of thousands of industry systems to give you concrete advice on areas where you can improve.

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SonarQube for IDE

SonarQube for IDE (formerly SonarLint) is a free IDE extension available for IntelliJ, VS Code, Visual Studio, and Eclipse, to find and fix coding issues in real-time, flagging issues as you code, just like a spell-checker. More than a linter, it also delivers rich contextual guidance to help developers understand why there is an issue, assess the risk, and educate them on how to fix it.

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Soto Platform

Suite of static analysis tools consisting of the three components Sotoarc (Architecture Analysis), Sotograph (Quality Analysis), and Sotoreport (Quality report). Helps find differences between architecture and implementation, interface violations (e.g. external access of private parts of subsystems, detection of all classes, files, packages and subsystems which are strongly coupled by cyclical relationships and more. The Sotograph product family runs on Windows and Linux.

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SourceMeter

Static Code Analysis for C/C++, Java, C#, Python, and RPG III and RPG IV versions (including free-form).

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StaticReviewer

Static Reviewer executes code checks according to the most relevant Secure Coding Standards, OWASP, CWE, CVE, CVSS, MISRA, CERT, for 40+ programming languages, using 1000+ built-in validation rules for Security, Deadcode & Best Practices Available a module for Software Composition Analysis (SCA) to find vulnerabilities in open source and third party libraries.

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Svace

Static code analysis tool for Java,C,C++,C#,Go.

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Synopsys

A commercial static analysis platform that allows for scanning of multiple languages (C/C++, Android, C#, Java, JS, PHP, Python, Node.JS, Ruby, Fortran, and Swift).

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TencentCodeAnalysis

Tencent Cloud Code Analysis (TCA for short, code-named CodeDog inside the company early) is a comprehensive platform for code analysis and issue tracking. TCA consist of three components, server, web and client. It integrates of a number of self-developed tools, and also supports dynamic integration of code analysis tools in various programming languages.

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todocheck

Linter for integrating annotated TODOs with your issue trackers

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trunk

Modern repositories include many technologies, each with its own set of linters. With 30+ linters and counting, Trunk makes it dead-simple to identify, install, configure, and run the right linters, static analyzers, and formatters for all your repos.

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TscanCode

A fast and accurate static analysis solution for C/C++, C#, Lua codes provided by Tencent. Using GPLv3 license.

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Undebt

Language-independent tool for massive, automatic, programmable refactoring based on simple pattern definitions.

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Understand

Code visualization tool that provides code analysis, standards testing, metrics, graphing, dependency analysis and more for Ada, VHDL, and others.

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Veracode

Find flaws in binaries and bytecode without requiring source. Support all major programming languages: Java, .NET, JavaScript, Swift, Objective-C, C, C++ and more.

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XCode

XCode provides a pretty decent UI for Clang's static code analyzer (C/C++, Obj-C).

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allocscope

allocscope is a tool for tracking down where the most egregiously large allocations are occurring in a C, C++ or Rust codebase. It is particularly intendend to be useful for developers who want to get a handle on excessive allocations and are working in a large codebase with multiple contributors with allocations occuring in many modules or libraries.

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bytehound

A memory profiler for Linux. Can be used to analyze memory leaks, see where exactly the memory is being consumed, identify temporary allocations and investigate excessive memory fragmentation.

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CASR

Crash Analysis and Severity Report.

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Sydr

Continuous Hybrid Fuzzing and Dynamic Analysis for Security Development Lifecycle.

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