C

The Best C Static Analysis Tools (Linters/Formatters)

We rank 114 C linters, code analyzers, formatters, and more. Find and compare tools like Mega-Linter, Semgrep, Teamscale, and more. Please rate and review tools that you've used. This helps others find the best tools for their projects.

3 C Tools

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Goblint

A static analyzer for the analysis of multi-threaded C programs. Its primary focus is the detection of data races, but it also reports other runtime errors, such as buffer overflows and null-pointer dereferences.

  • MaintainedMaintained
  • MaintainedC
  • MaintainedcliMaintainedide-plugin
  • Maintainedlinter
  • 77% upvoted

CPAchecker

A tool for configurable software verification of C programs. The name CPAchecker was chosen to reflect that the tool is based on the CPA concepts and is used for checking software programs.

  • MaintainedMaintained
  • MaintainedC
  • Maintainedcli
  • Maintainedlinter
  • 80% upvoted

GCC

The GCC compiler has static analysis capabilities since version 10. This option is only available if GCC was configured with analyzer support enabled. It can also output its diagnostics to a JSON file in the SARIF format (from v13).

  • MaintainedMaintained
  • MaintainedC
  • Maintainedcli
  • Maintainedlinter
  • 67% upvoted

111 Multi-Language Tools

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 67% upvoted

Semgrep

Sponsor

A fast, open-source, static analysis tool for finding bugs and enforcing code standards at editor, commit, and CI time. Its rules look like the code you already write; no abstract syntax trees or regex wrestling. Supports 17+ languages.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 78% upvoted

Teamscale

Static and dynamic analysis tool supporting more than 25 languages and direct IDE integration. Free hosting for Open Source projects available on request. Free academic licenses available.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedserviceMaintainedide-plugin
  • Maintainedlinter
  • 79% upvoted

Bearer

Open-Source static code analysis tool to discover, filter and prioritize security risks and vulnerabilities leading to sensitive data exposures (PII, PHI, PD). Highly configurable and easily extensible, built for security and engineering teams.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 89% upvoted

cppcheck

Static analysis of C/C++ code.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 83% upvoted

clang-tidy

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 91% upvoted

Sonatype

Reports known vulnerabilities in common dependencies and recommends updated packages to minimize breaking changes

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 72% upvoted

PVS-Studio

A (conditionally free for FOSS and individual developers) static analysis of C, C++, C# and Java code. For advertising purposes you can propose a large FOSS project for analysis by PVS employees. Supports CWE mapping, OWASP ASVS, MISRA, AUTOSAR and SEI CERT coding standards.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 91% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 92% upvoted

CodeScene

CodeScene is a quality visualization tool for software. Prioritize technical debt, detect delivery risks, and measure organizational aspects. Fully automated.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 62% upvoted

Frama-C

A sound and extensible static analyzer for C code.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 82% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • MaintainedlinterMaintainedformatter
  • 77% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 62% upvoted

CppDepend

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 80% upvoted

Infer

A static analyzer for Java, C and Objective-C

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 88% upvoted

Joern

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 88% upvoted

DerScanner

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 100% upvoted

Phasar

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

scan-build

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 92% upvoted

DeepCode

DeepCode was acquired by Snyk is now Snyk Code.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedservice
  • Deprecatedlinter
  • 57% upvoted

CBMC

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

Klocwork

Quality and Security Static analysis for C/C++, Java and C#.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 88% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 69% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 73% upvoted

codeql

Deep code analysis - semantic queries and dataflow for several languages with VSCode plugin support.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedserviceMaintainedide-plugin
  • Maintainedlinter
  • 65% upvoted

parasoft

Automated Software Testing Solutions for unit-, API-, and web UI testing. Complies with MISRA, OWASP, and others.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 100% upvoted

Helix QAC

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 75% upvoted

vera++

Vera++ is a programmable tool for verification, analysis and transformation of C++ source code.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedformatter
  • 75% upvoted

CMetrics

Measures size and complexity for C files.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 64% upvoted

pre-commit

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

Checkmarx CxSAST

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 52% upvoted

Polyspace Bug Finder

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 60% upvoted

Undebt

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

Valgrind

An instrumentation framework for building dynamic analysis tools.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 75% upvoted

Application Inspector

Commercial Static Code Analysis which generates exploits to verify vulnerabilities.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 55% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 54% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 67% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 67% upvoted

CScout

Complexity and quality metrics for C and C preprocessor code.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 67% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 100% upvoted

flint++

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

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedlinter
  • 67% upvoted

IKOS

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 67% upvoted

splint

Annotation-assisted static program checker.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 67% upvoted

Svace

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 57% upvoted

tis-interpreter

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 67% upvoted

AppChecker

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

Atom-Beautify

Beautify HTML, CSS, JavaScript, PHP, Python, Ruby, Java, C, C++, C#, Objective-C, CoffeeScript, TypeScript, Coldfusion, SQL, and more in Atom editor.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedide-plugin
  • Deprecatedlinter
  • 50% upvoted

coala

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

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedlinter
  • 0% upvoted

Code Intelligence

CI/CD-agnostic DevSecOps platform which combines industry-leading fuzzing engines for finding bugs and visualizing code coverage

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 0% upvoted

codechecker

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

Codiga

Automated Code Reviews and Technical Debt management platform that supports 12+ languages.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 50% upvoted

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.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedlinter
  • 0% upvoted

cpplint

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

cqmetrics

Quality metrics for C code.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Depends

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

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)

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

flawfinder

Finds possible security weaknesses.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedlinter
  • 50% upvoted

Goodcheck

Regexp based customizable linter.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

include-gardener

A multi-language static analyzer for C/C++/Obj-C/Python/Ruby to create a graph (in dot or graphml format) which shows all #include relations of a given set of files.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedformatter
  • 0% upvoted

Kiuwan

Identify and remediate cyber threats in a blazingly fast, collaborative environment, with seamless integration in your SDLC. Python, C\C++, Java, C#, PHP and more.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 50% upvoted

KLEE

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

LDRA

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

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.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedlinter
  • 0% upvoted

MOPSA

A static analyzer designed to easily reuse abstract domains across widely different languages (such as C and Python).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

oclint

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

shipshape

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

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedlinter
  • 0% upvoted

Similarity Tester

A tool that finds similarities between or within files to support you encountering DRY principle violations.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 0% upvoted

SVF

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 50% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

TscanCode

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

Unibeautify

Universal code beautifier with a GitHub app. Supports HTML, CSS, JavaScript, TypeScript, JSX, Vue, C++, Go, Objective-C, Java, Python, PHP, GraphQL, Markdown, and more.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • DeprecatedcliDeprecatedservice
  • Deprecatedformatter
  • 50% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 50% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

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>
  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

Sydr

Continuous Hybrid Fuzzing and Dynamic Analysis for Security Development Lifecycle.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • MaintainedlinterMaintainedfuzzer
  • 50% upvoted

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).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 40% upvoted

Cobra

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 43% upvoted

pfff

Facebook's tools for code analysis, visualizations, or style-preserving source transformation for many languages.

  • DeprecatedDeprecated
  • DeprecatedMulti-Language
  • Deprecatedcli
  • Deprecatedformatter
  • 43% upvoted

relint

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 33% upvoted

Security Code Scan

Security code analyzer for C# and VB.NET. Detects various security vulnerability patterns: SQLi, XSS, CSRF, XXE, Open Redirect, etc. Integrates into Visual Studio 2015 and newer. Detects various security vulnerability patterns: SQLi, XSS, CSRF, XXE, Open Redirect, etc.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedide-plugin
  • Maintainedlinter
  • 33% upvoted

SonarCloud

SonarCloud enables your team to deliver clean code consistently and efficiently with a code review tool that easily integrates into the cloud DevOps platforms and extend your CI/CD workflow. SonarCloud is free for open source projects.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 47% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 33% upvoted

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).

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 43% upvoted

todocheck

Linter for integrating annotated TODOs with your issue trackers

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 44% upvoted

CASR

Crash Analysis and Severity Report.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 43% upvoted

ApplicationInspector

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 38% upvoted

codeburner

Provides a unified interface to sort and act on the issues it finds.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedmeta
  • 0% upvoted

CodeFactor

Automated Code Analysis for repos on GitHub or BitBucket.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 40% upvoted

OpenStaticAnalyzer

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

SourceMeter

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 40% upvoted

XCode

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • MaintainedcliMaintainedservice
  • Maintainedlinter
  • 20% upvoted

graudit

Grep rough audit - source code auditing tool.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 29% upvoted

Pronto

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 0% upvoted

SonarLint

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 29% upvoted

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.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 36% upvoted

DevSkim

Regex-based static analysis tool for Visual Studio, VS Code, and Sublime Text - C/C++, C#, PHP, ASP, Python, Ruby, Java, and others.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedide-plugin
  • Maintainedlinter
  • 33% upvoted

Fortify

A commercial static analysis platform that supports the scanning of C/C++, C#, VB.NET, VB6, ABAP/BSP, ActionScript, Apex, ASP.NET, Classic ASP, VB Script, Cobol, ColdFusion, HTML, Java, JS, JSP, MXML/Flex, Objective-C, PHP, PL/SQL, T-SQL, Python (2.6, 2.7), Ruby (1.9.3), Swift, Scala, VB, and XML.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedide-plugin
  • Maintainedlinter
  • 46% upvoted

HCL AppScan Source

Commercial Static Code Analysis.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 33% upvoted

LGTM

Find security vulnerabilities, variants, and critical code quality issues using CodeQL queries over source code. Automatic PR code review; free for open source. Formerly semmle. It supports public Git repositories hosted on Bitbucket Cloud, GitHub.com, GitLab.com.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 0% upvoted

CAST Highlight

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 27% upvoted

Understand

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

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedcli
  • Maintainedlinter
  • 43% upvoted

Embold

Intelligent software analytics platform that identifies design issues, code issues, duplication and metrics. Supports Java, C, C++, C#, JavaScript, TypeScript, Python, Go, Kotlin and more.

  • MaintainedMaintained
  • MaintainedMulti-Language
  • Maintainedservice
  • Maintainedlinter
  • 10% upvoted

Frequently Asked Questions

What are C tools?

C is an imperative procedural language. It was designed to be compiled to provide low-level access to memory and language constructs that map efficiently to machine instructions, all with minimal runtime support. Despite its low-level capabilities, the language was designed to encourage cross-platform programming. A standards-compliant C program written with portability in mind can be compiled for a wide variety of computer platforms and operating systems with few changes to its source code.

What are the best C static analysis tools and linters?

The most popular C tools ranked by user votes are: Mega-Linter, Semgrep, Teamscale, Bearer, cppcheck.

Which C tools are free to use?

Tools with a free plan include trunk, BugProve, Codiga, OpenStaticAnalyzer, SourceMeter, Embold. On top of that, there are also a number of open source like Mega-Linter, Semgrep, Bearer, cppcheck, clang-tidy, Sonatype, Frama-C, trunk, Infer, Joern.

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