Charting
- TradingView — the embedded Advanced Charts widget and market data shown through it are provided by TradingView, subject to TradingView's terms. Charts and related marks are the property of TradingView.
- Lightweight Charts™ (TradingView) — Apache License 2.0.
- KLineCharts — Apache License 2.0.
- KLineChart Pro — Apache License 2.0. Our chart Studio drawing-tool icons are adapted from this project.
Market & economic data
- Yahoo Finance — quotes and historical price/candle data. Data is provided for your personal, non-commercial reference and may be delayed; it is not guaranteed accurate and is not a solicitation to trade.
- Financial Modeling Prep (FMP) — symbol search and reference data.
Payments & integrations
- PayPal — payment processing for subscription billing.
- SnapTrade — brokerage account connection and activity sync.
- Google — optional Google Sign-In (OAuth).
- Discord — optional delivery of chart snapshots and alerts via a webhook you configure.
Framework, UI & libraries
The application is built with, among others:
- Next.js and React — MIT License.
- Tailwind CSS — MIT License.
- Recharts — MIT License.
- Lucide icons — ISC License.
- dnd kit — MIT License.
- better-sqlite3, jose, and other open-source packages under their respective permissive licenses.
Fonts
- Inter and JetBrains Mono — SIL Open Font License 1.1.
Trademarks
All product names, logos, and brands referenced here are the property of their respective owners. Their use does not imply any affiliation with or endorsement of Ledger of Alpha.
Questions
If you believe an attribution is missing or incorrect, please let us know at support@ledgerofalpha.comand we will update this page.