Millions of events.
One clear picture.

using ZoneTree.Analytics;
using ZoneTree.Analytics.Web;

await using var analytics = AnalyticsEngine.Open("data/analytics");

analytics.Track(AnalyticsEvent.PageView("https://example.com/pricing"));
analytics.Track(new AnalyticsEvent("purchase").WithValue("revenue", 49.0));

var traffic = await analytics.Web.GetSummaryAsync(new WebReportRequest());
var sales = await analytics.QueryAsync(new AnalyticsQuery
{
    Event = "purchase",
    Metrics = { Metric.Events, Metric.Sum("revenue") },
});

using ZoneTree.Analytics.AspNetCore;

var builder = WebApplication.CreateBuilder(args);
builder.Services.AddZoneTreeAnalytics(
    options => options.DataDirectory = "data/analytics");

var app = builder.Build();
app.UseZoneTreeAnalytics();
app.MapGet("/", () => Results.Content(
    "<!doctype html><html><body><h1>Hello analytics</h1></body></html>",
    "text/html"));
app.MapZoneTreeAnalyticsApi();
await app.RunAsync();