Simian Similarity Analyzer

About

Simian Similarity Analyzer is ranked #8 of 23 in code clone detection tools on Inferse. It runs on Linux, macOS, Windows. There is a free plan.

Compared on code clone detection tools

Clone detection method

textsimian.quandarypeak.com

Scan scope

repositorysimian.quandarypeak.com

CI integration

Yessimian.quandarypeak.com

IDE integration

Nosimian.quandarypeak.com

Self-hosted option

Yessimian.quandarypeak.com

Facts

Purpose

Simian scans source files and reports duplicated blocks of code across codebases.simian.quandarypeak.com · 30 Sept 2026

File types

The maker says Simian analyzes human-readable files, including source code, markup, stylesheets, Markdown, and plain text.simian.quandarypeak.com · 30 Sept 2026

Supported languages

Listed languages include Java, C, C++, C#, COBOL, Python, Ruby, PHP, JavaScript, TypeScript, HTML, XML, CSS, Sass, Less, Visual Basic, and Groovy.github.com · 30 Sept 2026

Performance

The maker reports a JDK test analyzing over 2.4 million lines and finding more than 140,000 duplicate lines in under five seconds, with results varying by hardware, operating system, and options.simian.quandarypeak.com · 30 Sept 2026

Runtime

Simian runs on the Java Virtual Machine and the repository says its generated JAR runs on JDK 8 or newer.github.com · 30 Sept 2026

Usage

The maker says it can be run locally, from scripts, or as part of a build pipeline.simian.quandarypeak.com · 30 Sept 2026

Output formats

Results are plain text by default, with XML, YAML, and editor-friendly formats also supported.simian.quandarypeak.com · 30 Sept 2026

Configuration

Options include a configurable duplicate-line threshold, file include and exclude patterns, language selection, and controls for ignoring identifiers, strings, numbers, and other differences.github.com · 30 Sept 2026

Build integration

The repository documents Gradle integration, including an example task that runs Simian against project source files.github.com · 30 Sept 2026

License

Simian Similarity Analyzer is licensed under the Apache Software License, Version 2.0.simian.quandarypeak.com · 30 Sept 2026

Support

The maker directs users to Stack Overflow for help with Simian.simian.quandarypeak.com · 30 Sept 2026

Contributions

The maker welcomes feedback and contributions on GitHub.simian.quandarypeak.com · 30 Sept 2026

Maker

Quandary Peak Research is described on its about page as a Los Angeles-based consulting group.quandarypeak.com · 30 Sept 2026

Company

Founded

2003simian.quandarypeak.com · 28 Sept 2026

Headquarters

Los Angeles, California, United Statessimian.quandarypeak.com · 28 Sept 2026

Where it ranks on Inferse

• Best Code Clone Detection Tools in 2026#8 of 23

Sources

• simian.quandarypeak.com· checked 30 Sept 2026
• github.com/quandarypeak/simian· checked 30 Sept 2026
• quandarypeak.com/about/· checked 30 Sept 2026