Installable PWA
pwamanifest.webmanifest · service worker · void chrome (#0a0b10). Cache-first app shell; network-first for /api/*. Command palette (Cmd/Ctrl+K).
Mobile-first shell
mobilePhone shell (≤767px): compact header + bottom tab bar (Chart · Panels · Editor · Studio · More), full-viewport panel sheets with swipe-down dismiss, force-single chart with slot switcher. Tablets get a scrollable topbar; desktop ≥1024px unchanged.
Keyboard shortcuts
shortcutsGlobal chord dispatch hub with dialog-skip guard — app, chart, and editor scopes (line ops: duplicate, comment, indent, delete). Settings → Keyboard chord recorder with persisted overrides; Shortcuts modal lists defaults.
Multi-pane chart host
chartTradingView® Lightweight Charts v5 — price, volume, indicator, and equity panes. Multi-chart layouts (2×2 grid). 10 curated themes (Void, Classic, Mono, Obsidian, Pacific, …).
Theme library
theme-libraryNamed chart themes: save the current chart under a name, rename or delete custom themes, and keep a bar coloring per theme. A coloring can be saved on its own, applied into the selected theme, and updated across every theme that uses it.
Drawing tools
drawTrendline, horizontal/vertical/extended line, Fibonacci (retracement, extension, fan), Pitchfork, Brush, Callout, Gann, Pattern (XABCD, Head & Shoulders), Triangle, Channel, Ellipse, Arrow, Text, Price Label, Polyline, Linefill.
Pine Script™ drawings
pine-drawLines, labels, boxes, polylines, and tables from the engine drawings payload. label.style_* with bubble tips, icon markers, yloc.abovebar/belowbar. Drawing GC for overflow.
Watchlist + Venue Picker
watchlistDetachable side rail with symbol list and session memory. Topbar Venue Picker: native CEX (Binance, OKX, Bybit, Coinbase, Kraken, MEXC), CCXT gateway (103+ exchanges), local.
CodeMirror 6 editor
editorPYNE language mode (.pyne / .pine), multi-tab, pre-eval lint (idle 1s), call parameter intelligence, inline color chips, add type declarations, editor profiler, format document.
Drag-and-drop import
file-dropDrop .pyne / .pine / .pinescript / .pinev5 / .pinev6 anywhere on the app to import into the script library — multi-file, with or without the file picker. A collapsed “Expand (N lines)” stub is stripped with a truncation warning instead of importing dead inline code.
Editor color tools
color-toolsA working color with picker, transparency, and write-as format (hex, named, color.rgb, color.new); chips for every color in the script; click-to-copy format rows and click-to-replace across hits.
Symbol & emoji picker
symbol-pickerTradingView®-editor-safe glyph set by category — insert at the cursor raw, quoted, or as a plotchar() snippet, or copy the glyph.
Editor function tree
function-treeOptional right-rail outline of the script — user functions, methods, types, and enums — with click-to-jump. Lives opposite the minimap and toggles from the editor overflow menu or the command palette.
Indicators panel
indicatorsMulti-indicator cards; visible scripts re-run when live streams advance bars. fill() bands, barcolor(), bgcolor(), hline() with linestyle, plotshape/plotchar/plotarrow.
Results panel
resultsEvents (Stream / Open⇄Close position-cycle views) · Strategy · Plots · Metrics · Raw — copy, JSON, and trades CSV. The Hyperparameter Optimizer lives in its own tab.
Hyperparameter optimizer
hpoSweep indicator and strategy inputs from the Results panel: samplers auto / random / tpe / grid; objectives net_pnl, profit_factor, calmar, composite; validations in-sample, holdout, walk-forward. Runs against the pyne POST /optimize contract.
Strategy tester
strategySingle-column report: P&L, win rate, return %, max drawdown, bars-held, fill counts; jump-to-bar from closed trades. Equity curve pane. Broker parameters (initial capital, commission, leverage, pyramiding). Saved runs show win %, PF, return %, max DD in the script library.
Data Source Manager
data-mgrMulti-page OHLCV backfill, density validation, gap-fill, durable IndexedDB cache. Walk-back pagination with per-venue page sizes. 100K bar historical cap.
Large-history window
history-windowThe chart keeps the entire dataset; Settings → Historical bars caps only what reaches the engine each run — a rolling window, default 10,000, clamped 200–200,000. An explicit holdout slice is windowed too, so a trial cannot quietly exceed the budget.
On-chain data plane
onchainDataset plugins: DefiLlama TVL, GeckoTerminal DEX OHLCV. Worker proxy for allowlisted egress. TVL spike events, CSV export, popular protocol presets.
Schema-driven settings
settingsPlugin configSchema fields become Settings controls — plugins self-describe. Editor intelligence settings (lint, hover, autocomplete, underline).
MCP server
mcpRemote Model Context Protocol on the Worker (POST /mcp, Bearer pn_…). Worker tools for run/scripts/on-chain; app_invoke drives a connected tab (chart, editor, alerts, library). CLI: axis mcp.
Studio UI
studioFull-page overlay: Runtime, Wire (compose-recipe dialog), Plugins, Settings share one viewport with left rail. Workers Manager with health cards and inspector.
Plugin Manager
managerCatalog with capability badges · Install from ES-module URL · Script Library tab. Six plugin kinds: source, stream, engine, storage, dataset, component.
