# Promptfoo Code Scanning / GitHub Action vs Start Left® IaC Security: side-by-side comparison (2026) [Promptfoo Code Scanning / GitHub Action](https://cybersectools.com/tools/promptfoo-code-scanning-github-action) is a free [static application security testing](https://cybersectools.com/categories/sast) solution by [Promptfoo](https://cybersectools.com/companies/promptfoo). [Start Left® IaC Security](https://cybersectools.com/tools/start-leftr-iac-security) is a commercial [static application security testing](https://cybersectools.com/categories/sast) solution by [Start Left® Security](https://cybersectools.com/companies/start-leftr-security). Features, integrations, deployment and the company behind each one, side by side. Need the answer fast? [Best SAST Solutions for Business](https://cybersectools.com/shortlists/best-sast-solutions) picks Checkmarx One Application Security Platform, Veracode Application Risk Management Platform, OpenText Fortify SAST and 4 more. ## Side-by-side comparison | | Promptfoo Code Scanning / GitHub Action | Start Left® IaC Security | |---|---|---| | Pricing model | Free | Commercial | | Category | Static Application Security Testing | Static Application Security Testing | | Verified | No | No | | Deployment type | Cloud | Cloud | | Company size fit | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Promptfoo | Start Left® Security | | Headquarters | – | – | ### Use cases and capabilities | | Promptfoo Code Scanning / GitHub Action | Start Left® IaC Security | |---|---|---| | LLM Security | Yes | – | | Prompt Injection | Yes | – | | GenAI Security | Yes | – | | Agentic AI Security | Yes | – | | DevSecOps | Yes | Yes | | CI/CD | Yes | Yes | | Scanner | Yes | – | | Security Scanning | Yes | – | | PII | Yes | – | | Data Exfiltration | Yes | – | | Infrastructure as Code | – | Yes | | Misconfiguration | – | Yes | | Secure Development | – | Yes | ### Core features **Promptfoo Code Scanning / GitHub Action** 9 features listed. Sign in on the page to see them. **Start Left® IaC Security** 4 features listed. Sign in on the page to see them. ### Integrations **Promptfoo Code Scanning / GitHub Action** 2 integrations listed. Sign in on the page to see them. **Start Left® IaC Security** No integrations listed. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Promptfoo Code Scanning / GitHub Action](https://cybersectools.com/tools/promptfoo-code-scanning-github-action) fits if you are a startup and you need a free product. ## Promptfoo Code Scanning / GitHub Action vs Start Left® IaC Security FAQ Common questions when comparing Promptfoo Code Scanning / GitHub Action vs Start Left® IaC Security for static application security testing. ### What is the difference between Promptfoo Code Scanning / GitHub Action and Start Left® IaC Security? **Promptfoo Code Scanning / GitHub Action**: GitHub Action scanner for LLM-specific app vulnerabilities like prompt injection, built by Promptfoo. **Start Left® IaC Security**: Scans IaC templates for misconfigs and vulns before deployment, built by Start Left® Security. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Promptfoo Code Scanning / GitHub Action and Start Left® IaC Security? **Promptfoo Code Scanning / GitHub Action** is made by Promptfoo. **Start Left® IaC Security** is made by Start Left® Security. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Promptfoo Code Scanning / GitHub Action a good alternative to Start Left® IaC Security? Often, yes. Promptfoo Code Scanning / GitHub Action and Start Left® IaC Security are both Static Application Security Testing products, and both cover DevSecOps, CI/CD. Key differences: Promptfoo Code Scanning / GitHub Action is Free while Start Left® IaC Security is Commercial. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Promptfoo Code Scanning / GitHub Action vs Meterian ISAAC](https://cybersectools.com/compare/meterian-isaac-vs-promptfoo-code-scanning-github-action) - [Promptfoo Code Scanning / GitHub Action vs Dam Secure](https://cybersectools.com/compare/dam-secure-vs-promptfoo-code-scanning-github-action) - [Promptfoo Code Scanning / GitHub Action vs Aikido Infrastructure as Code (IaC)](https://cybersectools.com/compare/aikido-infrastructure-as-code-iac-vs-promptfoo-code-scanning-github-action) - [Start Left® IaC Security vs Meterian ISAAC](https://cybersectools.com/compare/meterian-isaac-vs-start-leftr-iac-security) - [Start Left® IaC Security vs Dam Secure](https://cybersectools.com/compare/dam-secure-vs-start-leftr-iac-security) - [Start Left® IaC Security vs Aikido Infrastructure as Code (IaC)](https://cybersectools.com/compare/aikido-infrastructure-as-code-iac-vs-start-leftr-iac-security) ## Alternatives to each - [See all Promptfoo Code Scanning / GitHub Action alternatives](https://cybersectools.com/alternatives/promptfoo-code-scanning-github-action) - [See all Start Left® IaC Security alternatives](https://cybersectools.com/alternatives/start-leftr-iac-security) --- Source: https://cybersectools.com/compare/promptfoo-code-scanning-github-action-vs-start-leftr-iac-security For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/promptfoo-code-scanning-github-action.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Promptfoo Code Scanning / GitHub Action and Start Left® IaC Security: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md