# No Smurf > Free automated StarCraft II Client API smurf detection desktop tool. No Smurf connects directly to the local StarCraft II Client API (`http://127.0.0.1:6119/`) to detect opponents during loading screens and analyzes their match history from public ladder data (SC2 Pulse) to calculate smurf probability. ## Core Capabilities - Real-time zero-touch detection via SC2 Client API (loading screen triggers). - Multi-metric analysis: MMR Delta, W/L Ratio (Fast Games), Duration Ratio, Smurf Loss %, Mirror Loss %, Account Maturity, Unranked Preference, Random Preference. - Smurf Barometer scoring: No Smurf (< 3.0), Possible Smurf (3.0 - 3.99), Likely Smurf (4.0 - 4.99), Definitely Smurf (>= 5.0). - Privacy-first: Strips player names and races in screenshot shares to prevent harassment. - Platforms: Windows (Inno Setup / Portable), macOS (PKG / Universal x86_64 + Rosetta 2), Linux (Flatpak). - Distribution: Permanently free, MIT-licensed core, zero tracking/telemetry. ## Documentation & Markdown Endpoints - [Technical Analysis Metrics](https://nosmurf.com/metrics.md): Detailed explanation of the 8 smurf detection algorithms and scoring weights. - [Installation & Help Guide](https://nosmurf.com/help.md): Step-by-step setup and troubleshooting for Windows, macOS, and Linux Flatpak. - [Changelog](https://nosmurf.com/changelog.md): Release notes and version history. - [Terms of Service](https://nosmurf.com/terms.html): Terms and legal conditions. - [Privacy Policy](https://nosmurf.com/privacy.html): Privacy and data handling disclosures. - [Version Manifest](https://nosmurf.com/version.json): Machine-readable update endpoint. - [Full Documentation](https://nosmurf.com/llms-full.txt): Complete consolidated documentation in one single file.