WFM Price History by OptimusRex

WFM Price History enhances warframe.market with a full price analysis widget embedded directly into every item page — plus a standalone dashboard accessible from the extension icon. No popups, no tab switching, no clutter.

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EMBEDDED WIDGET (on every item page)
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📈 Price history chart — 90-day and 48-hour SVG chart with min/max band, daily volume bars and interactive hover tooltips showing exact price, date and volume

🔮 7-day forecast — linear regression projection with confidence interval (±Xp)

🟢 Buy / Sell signal — current price vs 90-day average with percentage deviation

📊 Volatility score — Stable / Moderate / Volatile rating based on Coefficient of Variation

💧 Liquidity score — 1–10 rating based on average daily volume and trading consistency (1 = very hard to sell, 10 = trades daily)

🕐 Best hour to buy / sell — cheapest and peak price hours derived from 48h data, with optional timezone override

🪙 Ducat comparison — platinum-per-ducat ratio to decide whether to sell or trade for ducats (Prime items)

⭐ Vault status — shows whether a Prime item is currently vaulted or unvaulted

⚖️ Set vs Parts arbitrage — compares set price against buying parts individually, with clickable part names to jump to each part page (Prime sets)

📋 Copy to clipboard — one-click copy of average or median price for trade chat

👁 Watchlist & Price Alerts — star any item, set above/below price thresholds, get desktop notifications when prices cross them

🎯 Arcane rank toggle — separate Unranked vs R5 Maxed price history, chart and forecast for arcane enhancements (rank 0 ≈ 5p vs rank 5 ≈ 80p for Arcane Energize)

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FULL-SCREEN DASHBOARD (extension icon)
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Click the extension icon to open a standalone dashboard tab with:

🔍 Item search — type any item name and load its full price analysis
📊 All widget features in a wider, more readable layout
⬅️ ➡️ Back / forward navigation history — jump between items and go back with one click
⭐ Watchlist sidebar — all watched items with current prices and alert status
🎯 Arcane rank toggle — same Unranked / R5 Maxed split as the widget
📝 Personal notes — free-text annotation per watched item, auto-saved as you type
↓ CSV export — download current item 90-day price history or full watchlist as CSV for external analysis
🕐 Recently viewed — quick-access list of last 10 viewed items in the sidebar

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SETTINGS
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Right-click the extension icon → Options (or click the ⚙ gear inside the widget or dashboard) to configure:

• Default chart range (90 days / 48 hours)
• Timezone override for best-hour calculation
• Toggle individual features on/off: forecast, buy/sell signal, volatility, liquidity, best hour, ducat comparison, vault status, arbitrage section

Settings sync across devices via browser storage.

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PRIVACY
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All data comes from the official warframe.market public API. No personal data is collected, transmitted or stored externally. Watchlist and settings are stored locally in your browser.