@plotcn

Shared responsive container, ResizeObserver, and CSS token bridge.

Truthful loading, empty, and error fallback states with glassmorphic styling.

High-contrast developer tooltip with tabular numbers and semantic token mapping.

Canonical chart surface, interaction, state, tooltip, and palette tokens.

Series-aware line, area, bar, and point legend treatment.

Screen-reader descriptions, live regions, and accessible data disclosure tables.

Semantic CSS variable token extraction and palette resolution.

Focused single-series time-series or ordered categorical line visualization with restrained active-point emphasis.

High-frequency operational trend visualization for rapidly changing metrics, rolling windows, and live telemetry surfaces.

Comparative time-series line visualization contrasting a primary series against a reference series with synchronized inspection and truthful delta context.

Visualizes a central trend alongside a lower-to-upper interval envelope for forecasts, confidence intervals, and operational tolerance bands.

Stepped visualization for discrete changes that remain in effect until the next observation, communicating quotas, pricing plans, and configuration states.

Time-series trend with sparse event annotations and milestone pins for releases, incidents, launches, and policy changes.

Quantitative time-series trend evaluated against horizontal reference boundaries and bounded operating regions.

An interaction-first time-series line optimized for precise keyboard focus, pointer/touch scrubbing, crosshair inspection, and persistent locked tooltips.

Multi-series time-series visualization with deterministic series identity, shared nearest-X inspection, and responsive interactive legend controls.

Observed-versus-forecast time-series visualization with explicit prediction semantics, non-color line encoding, and optional uncertainty treatment.

Single-series magnitude area chart with restrained semantic fill, explicit baseline semantics, and Plotcn shared inspection.

Additive multi-series stacked area chart with deterministic stack identity, truthful missing-value semantics, and contribution inspection.

100% normalized stacked area chart for tracking how each contributor's share of the visible whole evolves over an ordered domain.

Bounded area visualization for showing a lower/upper envelope across an ordered domain, with optional central trend, truthful interval semantics, and explicit …

Two-series area visualization for comparing a primary magnitude against a reference magnitude across an ordered domain, using restrained overlap, deterministic…

Single-series area visualization with a semantic fade-to-surface fill that adds restrained depth without encoding an additional variable.

Single-series area visualization showing values above and below an explicit quantitative reference baseline with truthful deviation semantics.

Inspection-first area visualization with nearest-X selection, observation-aligned crosshair, keyboard navigation, and a persistent lockable tooltip.

Canonical zero-anchored bars for discrete categorical comparison with stable ordering, grouped series, and category-centric inspection.

Side-by-side peer measures within stable categorical groups, with shared quantitative scaling, deterministic series identity, and category-centric inspection.

Additive stacked bars for multi-series categorical composition with stable contributor identity, truthful totals, and category-centric inspection.

100% normalized stacked bars for comparing categorical composition while preserving raw contributor values, truthful zero/missing semantics, and stable stack i…

Signed categorical comparison around an explicit neutral reference, with truthful deviation geometry, symmetric scaling, touch-safe inspection, and neutral abo…

Compact actual-versus-target bars for operational scorecards, with per-category target markers, truthful delta semantics, and responsive row-based inspection.

Actual-versus-plan delta bars centered on a truthful zero-variance baseline, with neutral signed semantics and auditable source values.

Floating range bars with explicit start and end bounds along a shared quantitative or temporal domain, truthful zero-width markers, and container-clamped toolt…

Category-first bar inspection with a responsive band cursor, persistent touch locking, single-tab keyboard navigation, and controlled multi-series tooltip read…

Approachable Cartesian line chart built with Recharts and theme tokens.

Multi-series line chart comparing current vs previous periods.

Gradient area chart with smooth monotone interpolation.

Categorical vertical bar chart with rounded caps and responsive tooltips.

Continuous scales, monotone curves, and data points computed with D3 and rendered via React SVG.

Physics-based node simulation with link springs and repulsion forces.

Resilient loader with promise deduplication and on-demand package loading.

Lifecycle wrapper managing ResizeObserver and fallback states for Google Charts.

World, country, and regional statistical choropleths via Google Charts hosted geochart package.

Smooth 2D Cartesian line chart rendered with Google Charts corechart package.

Categorical column chart rendered with Google Charts corechart package.

Proportional breakdown with optional legend and pointer tooltips.

Local panel isolation, metrics and honest dashboard states.

Revenue trend, channel comparison and contribution with real period and channel filters.