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Interactive Demo
Pick a scenario below and start exploring — everything runs in your browser.
Revenue, COGS, and profit tracking with conditional formatting and frozen header rows.
What You Can Build
21 production-ready patterns — from KPI dashboards to AI-powered data tools.
Business
KPI Dashboard
Live revenue, churn, and MRR tracked in a single sheet with conditional formatting.
I/O
XLSX Round-trip
Full-fidelity import/export — styles, merges, conditional formatting, images, hyperlinks, comments, and named ranges preserved.
AI
AI Formula Assistant
Describe what you need in plain English. Claude, GPT, or Gemini generates the formula instantly.
Charts
Charts from Selection
ChartPlugin powered by Chart.js 4.x — bar, line, pie, doughnut, scatter, radar, and more as canvas overlays.
Analytics
Pivot Tables
PivotPlugin with flexible aggregation, pivot editor UI, and AI-assisted creation via natural language.
AI
Natural Language Filter
Type "show sales above $10k in Q1" — the grid filters rows without writing a formula.
Performance
Performance Benchmark
Canvas tile renderer with virtualization, LRU cache, and getPerfSnapshot() API for P95/mean/max metrics.
Forms
Data Validation
25+ criteria — dropdowns, number ranges, date rules, text matching, regex, email/URL checks, and custom formulas.
Formulas
Cross-sheet References
Sheet2!A1 syntax, named ranges, DAG-based dependency tracking, and custom function registration.
Finance
Investment Portfolio
Track stock performance, calculate returns, and monitor financial KPIs with live formulas.
HR
HR Fiscal Planner
Plan monthly HR budgets across departments with auto-calculated quarterly and annual totals.
Operations
Supply Chain Dashboard
Display logistics metrics like lead times, supplier scores, and inventory levels in real time.
Dashboard
Project Management
Track milestones, timelines, team workloads, and budget burn with conditional status chips.
Business
SaaS Metrics
Track MRR, churn rate, LTV, CAC, and expansion revenue with auto-computed growth rates.
Productivity
Task List
Interactive checklist with status chips, priorities, assignees, and auto-calculated progress.
HR
Timesheet Tracker
Log daily work hours per project. Auto-totals for weekly payroll and overtime calculation.
Productivity
Calendar View
Grid-based calendar with editable events, date validation, and cross-sheet date lookups using NETWORKDAYS and WORKDAY.
Operations
Product Registration
Track products, SKUs, categories, and stock levels with editable rows and inventory formulas.
AI
Smart Fill & Cleaner
AI-powered column generation, duplicate removal, format fixing, and bulk data cleaning.
Templates
Template Engine
Bind {{placeholders}}, expand repeating sections, and generate workbooks from data with variable substitution.
I/O
CSV / JSON / HTML Import
loadCsv, loadJson, and loadHtml with auto type inference, custom delimiters, and encoding options (UTF-8/UTF-16).
