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Free library

Trading tools and guides built to compound.

Free calculators, checklists, platform comparisons, and research. For traders who want process before prediction. General education, not advice.

At a glance
This page
The free library
What you get

5 guides and 14 free tools

Guides
4

Plain-English guides to tools and platforms traders compare.

Comparisons
1

Side-by-side looks at common trading tools.

Free tools
14

Calculators and checklists you can use right now, free.

How the desk works

Answer the question, then prove it.

Every Nexural page follows the same shape: answer what you came for, show the math behind it, then show you the record so you can check the work yourself.

01 / Your questionquestion

You have a specific risk or sizing question.

02 / Free tooltool

A guide or calculator gives you an answer on the spot. No account needed.

03 / The mathformula

The formula is shown on the page, so you can check it yourself.

04 / The recordtrade log

Every stock and ETF trade Sage closes is on the public trade log, win or lose.

Daily destination

The Market Desk: a fresh read every trading day.

A process-first daily read with regime, cross-asset pressure, risk maps, scenarios, and handoffs into calculators and evergreen guides.

Market desk / daily habit loopOpen today's deskA short daily read, written by us — not a copied news feed.
Flagship report

Retail Futures Risk Report

Research on drawdown recovery, position sizing, prop-firm risk, and the habits that keep futures traders in the game.

Report / risk operating modelRead the reportIncludes the methodology and links to the free calculators it uses.
Field guide

The Trading Process Field Guide

Eight free lessons from your first chart to a written, reviewable process: location, timing, participation, risk before entry, and honest review.

Guide / 8 lessonsStart the field guideEvery lesson ends with one action and one check. No account needed.
Search guides
Free tools
R multiple calculatorR-Multiple CalculatorCalculate R-multiple, reward-to-risk, and trade quality from entry, stop, exit, and position direction. Built for serious trade review.futures position size calculatorFutures Position Size CalculatorCalculate contracts from account size, risk percentage, stop distance, and futures point value before placing a trade.drawdown recovery calculatorDrawdown Recovery CalculatorCalculate how much return is required to recover from a trading drawdown and why large losses are mathematically hard to repair.trading expectancy calculatorTrading Expectancy CalculatorCalculate trading expectancy in R from win rate, average win, and average loss. Know whether the setup has positive expectancy.prop firm risk calculatorProp Firm Risk CalculatorEstimate risk capacity for prop-firm accounts from max loss, current drawdown, daily loss limit, stop distance, and contract point value.prop firm drawdown simulatorProp Firm Drawdown SimulatorModel remaining prop-firm drawdown room from starting balance, current balance, high-water mark, max drawdown, and next-trade risk.tick value calculatorTick Value / Point Value CalculatorCalculate futures P&L from ticks moved, tick value, and contract count. Editable defaults for ES, NQ, and other common contracts.kelly criterion calculatorKelly Criterion CalculatorCalculate the Kelly fraction from win rate and payoff ratio, with a caveat against betting full Kelly on noisy trading edges.risk of ruin calculatorRisk of Ruin CalculatorEstimate the probability of account ruin from win rate, payoff ratio, and risk per trade using a normalized gambler's-ruin approximation.futures margin requirement calculatorMargin Requirement CalculatorCalculate total initial and maintenance margin, percent of account used, and dollar buffer to a maintenance call.trading commission breakeven calculatorCommission / Breakeven CalculatorCalculate ticks needed to cover round-trip commission from commission per side and tick value, before a trade can turn a real profit.automation readiness checklistAutomation Readiness ChecklistScore whether a strategy is ready for automation on any platform — NinjaTrader, TradingView, or your own code — based on setup clarity, risk gates, slippage assumptions, kill switch, and review process.backtest overfitting checklistBacktest Overfitting ChecklistCheck whether a trading backtest is overfit: walk-forward validation, out-of-sample testing, parameter sensitivity, costs, slippage, and PBO risk.trade review scorecardTrade Review ScorecardScore a trade by plan quality, execution, risk, emotional control, and review discipline. Built for traders who want process feedback.