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Find inefficiently packed structs.

Checks whether HTTP response body is closed.

Finds unused code.

Static analyser for finding deadlocks in Go.

Reports potentially duplicated code.

Check that error return values are used.

Wrap and fix Go errors with the new %w verb directive. This tool analyzes fmt.Errorf() calls and reports calls that contain a verb directive that is different than the new %w verb directive introduced in Go v1.13. It's also capable of rewriting calls to use the new %w wrap verb directive.

Get info on length of functions in a Go package.

Package ast declares the types used to represent syntax trees for Go packages.

Analyzer that helps you to make your Go programs more consistent.

Go source code linter that maintains checks which are currently not implemented in other linters.

Reports variables that may have been unintentionally shadowed.

Examines Go source code and reports suspicious.

Go AST (Abstract Syntax Tree) based static analysis tool with Rego.

Checks that no globals are present.

Finds repeated strings that could be replaced by a constant.

Calculate cyclomatic complexities of functions in Go source code.

Checks if the code is properly formatted and could not be further simplified.

Checks missing or unreferenced package imports.

Golang security analysis with a focus on minimizing false positives. It is capable of tracing the source of variables and function arguments to determine whether input sources are safe.

Alternative to Go Meta Linter: GolangCI-Lint is a linters aggregator.

Prints out coding style mistakes in Go source code.

An interactive tool to analyze Golang goroutine dump.

Inspects source code for security problems by scanning the Go AST.

Syntactic and semantic analysis similar to the Go compiler.

Govulncheck reports known vulnerabilities that affect Go code. It uses static analysis of source code or a binary's symbol table to narrow down reports to only those that could affect the application. By default, govulncheck makes requests to the Go vulnerability database at https://vuln.go.dev. Requests to the vulnerability database contain only module paths, not code or other properties of your program.

Detect ineffectual assignments in Go code.

Suggest narrower interfaces that can be used.

Report long lines.

Detect structs that would take less memory if their fields were sorted.

Finds commonly misspelled English words.

Finds naked returns.

Finds unused arguments in function declarations.

Finds slice declarations that could potentially be preallocated.

A tool for posting review comments from any linter in any code hosting service.

Fast, configurable, extensible, flexible, and beautiful linter for Go. Drop-in replacement of golint.

Static analysis tool for Golang that protects against SQL injections.

A lightweight static code analyzer designed for developers and security teams. It allows you to analyze and transform source code with an intuitive DSL similar to sed, but for code.

Go static analysis that specialises in finding bugs, simplifying code and improving performance.

Find unused struct fields.

Static analyzer for Go that recommends struct field rearrangements to provide for maximum space/allocation efficiency

Show location of test failures from the stdlib testing module.

Detect redundant type conversions.

Find unused function parameters.

Find unused global variables and constants.

Enforces empty lines at the right places.

Instant live visualization of your Go application runtime statistics in the browser. It plots heap usage, MSpans/MCaches, Object counts, Goroutines and GC/CPU fraction.

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

ast-grep is a powerful tool designed for managing code at scale using Abstract Syntax Trees (AST). Think of it as a hybrid of grep, eslint, and codemod, with the ability to search, lint, and rewrite code based on its structure rather than plain text. It supports multiple languages and is designed to be extensible, allowing you to register custom languages.

A linter and formatter to help you to improve copywriting, correct spaces, words, punctuations between CJK (Chinese, Japanese, Korean).

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.

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).

Statically generates a call graph image and displays it on screen.

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

Corgea is an AI-powered SAST scanner that helps developers find and fix insecure code. It finds business logic flaws, broken authentication, API vulnerabilities, and more with little false positives. Additionally, it automatically writes security fixes for them to approve. Corgea integrates with GitHub, GitLab, Azure DevOps, IDEs and CLI. It is free to try it.

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

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.

Finds N+1 queries (SQL calls in a for loop) in go code

Comments on style violations in GitHub pull requests. Supports Coffeescript, Go, HAML, JavaScript, Ruby, SCSS and Swift.

Keploy is an open-source testing platform that helps developers automate and streamline their testing process. It provides API, and integration testing agents, generating tests, mocks/stubs for APIs that actually work. Additionally, Keploy offers an AI-powered Unit Testing Agent that generates stable, useful unit tests directly in your GitHub PRs and in VSCode, helping catch errors and improve code quality.

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.

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

Precaution is a static analysis security tool (SAST) designed to find potentially critical vulnerabilities in source code prior to production. It is available as a CLI, GitHub Action, and GitHub App.

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.

Scan is a free open-source DevSecOps platform for detecting security issues in source code and dependencies. It supports a broad range of languages and CI/CD pipelines.

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.

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.

Performs static analysis on raw SQL queries in your Go code base to surface potential runtime errors. It checks for SQL syntax error, identifies unsafe queries that could potentially lead to SQL injections makes sure column count matches value count in INSERT statements and validates table- and column names.

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.

Combination of multiple linters to install as a GitHub Action.

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

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.

Linter for integrating annotated TODOs with your issue trackers

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.

Crash Analysis and Severity Report.

Continuous Hybrid Fuzzing and Dynamic Analysis for Security Development Lifecycle.