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Forge SPC

AI-powered Statistical Process Control for quality engineers. 9 control chart types, process capability analysis, out-of-control detection, and local AI root-cause estimation — all offline, no subscription required.

Key Features

Professional SPC toolkit that replaces expensive subscription software.

9 Control Charts

X̄-R, X̄-S, I-MR, P, NP, C, U, CUSUM, and EWMA. Zone A/B/C coloring, dual-axis display, and real-time recalculation as you enter data.

Process Capability

Cp, Cpk, Pp, Ppk indices with PPM estimates. Histogram, Normal Probability Plot, Shapiro-Wilk normality test, and Capability Sixpack view.

Nelson 8 Rules

Automatic out-of-control detection with all 8 Nelson rules. Visual highlighting on charts, detailed signal descriptions, and rule-by-rule breakdown.

AI Root-Cause Estimation

Local LLM analyzes OOC signals with process context to suggest probable root causes and corrective actions. Runs entirely offline — no data leaves your machine.

PDF & Excel Export

Generate professional PDF reports with charts, statistics, and capability indices. Export raw data and analysis to Excel with formatted multi-sheet workbooks.

Offline-First

All calculations and AI run locally. No cloud dependency, no data upload. Ideal for sensitive manufacturing data and air-gapped environments.

Pricing

Start free. Unlock the full power with a one-time license.

Free
$0
Forever

Essential SPC for everyday quality checks.

  • I-MR & X̄-R charts
  • Manual data entry
  • Basic Cp/Cpk analysis
  • CSV export
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