Built for active traders

Every tool you need to
find, validate and trade better.

gStockly is the research workspace where advanced charting, custom scanning, quant strategy testing and market intelligence meet — no tab-switching required.

50+
Technical indicators
5
Asset classes covered
10k+
Scannable instruments
4
Alert delivery channels
Custom scanner strategies

The chart as your trading notebook.

gStockly's interactive candlestick charts give you a complete workspace — from raw price action to fundamentals and AI-generated signals — without leaving the page.

  • Candlestick, bar and line chart types with smooth zoom & pan
  • Drawing tools: trendlines, horizontal levels, channels, Fibonacci retracements and free-form annotations
  • 50+ technical studies with configurable parameters
  • Technical Rating widget — instant market stance at a glance
  • Fundamentals panel with earnings, revenue, margins and valuation multiples
  • Signal overlays: see scanner alerts plotted directly on the candles
  • Real-time quote update — prices refresh on a dedicated data pipeline
  • Study persistence: drawings and indicators save to your account
NVDA · 1D
$875.40
▲ +3.68% today
Trendline Fibonacci H. Level Channel Annotation ● Signal

scanner-editor.html · gsEasyScript
// @StrategyName: Breakout + Volume Surge
// @Timeframe: daily

LET strength = RelativeStrength(50)
LET vol_ratio = VolumeChangePerc(20)

IsUpTrend(200)
AND strength > 1.10
AND vol_ratio > 150
AND CrossesAbove(Close, EMA(20))

// Rank by volume anomaly
SCORE vol_ratio WEIGHT 2

▶ 12 matches found · 0.8 s

Scan thousands of instruments in milliseconds.

Write multi-condition technical strategies in gsEasyScript — gStockly's proprietary scanner language — and let the platform find the setups. The Monaco-based editor with IntelliSense and our built-in AI assistant help you write, refine and explain scripts instantly.

  • Filter by price action, indicators, volume, trend, patterns and more
  • LET variables, SCORE/WEIGHT ranking and OR logic
  • IntelliSense autocomplete with function documentation inline
  • AI assistant: generate a scanner from a plain-English description or optimize existing code
  • Strategy library: save, version and share scripts across your team
  • Results link directly to the chart for instant validation
  • Multi-timeframe support: daily, weekly, intraday

Know the moment your setup triggers.

Alerts run server-side on your saved scanner strategies. When conditions fire, gStockly delivers the signal with full context — ticker, timeframe, indicator values and chart link — wherever you're working.

  • Alerts from any gsEasyScript strategy or trading-system rule
  • Telegram delivery: receive signals the moment they fire, on mobile
  • In-platform notification centre with complete alert history
  • Signal log with tradable context: click any alert to open the chart at that exact bar
  • Watchlist integration: scan only your tracked instruments
NVDA · EMA Crossover (20/50) Daily · Close: $875.40 · Vol +220% 📨 Telegram sent
09:31
BTC-USD · RSI Reset 4H · RSI(14): 32.1 → entering oversold 📨 Telegram sent
09:15
MSFT · Breakout + Volume Surge Daily · Vol ratio: +187% vs 20d avg
09:00
GLD · Bearish Engulfing Weekly · Price: $224.77
prev. day

Go beyond scanners. Build quantitative strategies.

The gStockly Trading System Engine lets you define entry and exit logic, run it against historical data and inspect behavior across market regimes — so strategy ideas compete on evidence, not intuition.

⚙️

Strategy Editor

Write and edit trading-system logic in a Monaco-powered editor with syntax highlighting, IntelliSense and inline documentation.

Quant
📊

Backtest Reports

Inspect backtest output as interactive Chart.js candlestick charts with entry/exit markers, performance metrics and trade log.

Analytics
📚

Strategy Library

Save, version and organize strategies. Compare multiple systems on the same instrument to find what actually works for your edge.

Organization
🤖

AI-Assisted Generation

Describe your strategy idea in plain English. The AI assistant generates a complete trading system template you can refine immediately.

AI

Read the market before it reads you.

From broad market breadth to granular sector heatmaps and seasonal tendencies, gStockly's market-intelligence suite gives you the context behind every trade decision.

🗺️

Market Overview & Breadth

Advance/decline breadth, percent-above-MA indicators and volume anomalies across the entire market universe, refreshed daily.

Macro
📈

Movers, Best/Worst & Heatmap

Top gainers and losers, sector heatmap by performance, 52-week high/low lists and volume surge rankings — all in one dashboard.

Screening
🗓️

Seasonality & Seasonality Screener

Historical seasonality curves for any instrument. The screener surfaces tickers where current date aligns with historically strong seasonal windows.

Edge
📅

Earnings Calendar

Upcoming and recent earnings dates with expected move, surprise history and post-earnings price reaction, linked to the chart.

Events
⚖️

Compare

Overlay any combination of tickers, indices or ETFs on a normalised performance chart to identify relative strength instantly.

Relative
💡

Insights

Server-side pre-computed analytics surface actionable market observations — divergences, extremes, cross-asset signals — without manual screening.

Automated

Sector Heatmap preview


Track what you hold. Understand why it moves.

From a single watchlist to a full portfolio with P&L attribution, gStockly keeps your traded universe and open positions connected to the tools you use every day.

👁️

Multi-Watchlist

Organize instruments across as many named watchlists as you need. Scanner results can push tickers to a watchlist with a single click.

Organization
💼

Portfolio Manager

Track open and closed positions with FIFO P&L calculation. Import trade history via CSV from DeGiro, BgSaxo and other supported brokers.

P&L
🔗

Correlation Analysis

Measure how your holdings correlate to major indices and each other — exposing hidden concentration risks before they become losses.

Risk
📤

CSV Import from Brokers

Drag-and-drop your broker export and gStockly reconciles trades, splits and dividends automatically into a clean P&L history.

Import

Serious infrastructure behind the interface.

gStockly runs on a dedicated VPS data pipeline that fetches, processes and caches quotes, earnings, fundamentals, signals and insights around the clock — so your screens never wait for slow queries.

Real-Time Quote Updates

Dedicated data pipeline refreshes prices across all asset classes. Charts and movers reflect market state without manual page refreshes.

Live
🌍

Multi-Asset Coverage

Stocks, ETFs, indices, commodities and crypto — scan and chart any supported instrument within the same unified workflow.

Coverage
🔑

API Access

Public and private REST endpoints let you pull screener results, chart data and signals into your own scripts or spreadsheets, with daily rate-limit controls by plan.

API
📰

News Feed

Economic headlines surface inside the platform. Relevant news is contextualised alongside the instruments you're watching.

Context
🏠

Personal Dashboard

A customisable workspace landing that surfaces your watchlists, recent charts, pending alerts and key market metrics when you log in.

UX
📖

Educational Blog

Articles and guides tied directly to gStockly features — learn how to build a scanner strategy, read a backtest or interpret seasonality data.

Learning

Start free. Upgrade when you're ready.

Every feature above scales with your plan. Charts and basic scanning are free forever. Unlock advanced scanning, trading systems, alerts and API access with a paid plan.

Free
€0 /mo
  • Interactive charts + drawing tools
  • Basic market overview
  • Single watchlist
  • Limited scanner runs/day
Get started
Silver
€9 /mo
  • Everything in Free
  • Full scanner access
  • Telegram alerts
  • Multi-watchlist
View plan
Platinum
€39 /mo
  • Everything in Gold
  • API access (high limits)
  • Priority signal processing
  • Advanced correlation tools
View plan

Free to start

Your edge is in the setup.
gStockly helps you find it.

Join traders who scan smarter, chart faster and never miss a signal. No credit card required to get started.