> ## Documentation Index
> Fetch the complete documentation index at: https://docs2.zenskar.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Welcome to Zenskar

> Everything you need to automate billing, collect payments, and recognize revenue.

<CardGroup cols={2}>
  <Card title="Quickstart Guide" icon="rocket" href="your-first-invoice/index">
    Add a customer, ingest usage, and generate your first invoice in minutes.
  </Card>

  <Card title="How Zenskar works" icon="book-open" href="/docs/20240301/third-party-integrations/data-sources/how-zenskar-works">
    Learn how Zenskar approaches contracts, metering, and revenue recognition as a data engineering problem.
  </Card>
</CardGroup>

***

## Explore Zenskar

<CardGroup cols={3}>
  <Card title="Customers" icon="users" href="/docs/20240301/third-party-integrations/data-sources/customer-1">
    Manage customer profiles, addresses, and the self-serve customer portal.
  </Card>

  <Card title="Contracts" icon="file-contract" href="/docs/20240301/third-party-integrations/data-sources/contract">
    Create and manage contracts manually, from a plan, or via AI.
  </Card>

  <Card title="Plans" icon="layer-group" href="/docs/20240301/third-party-integrations/data-sources/plan">
    Define reusable pricing plans that can be instantiated into contracts.
  </Card>

  <Card title="Products & Pricing" icon="tags" href="/docs/20240301/third-party-integrations/data-sources/product">
    Configure products with flat-fee, per-unit, tiered, volume, matrix, and more pricing models.
  </Card>

  <Card title="Usage & Metering" icon="gauge-high" href="/docs/20240301/third-party-integrations/data-sources/usage-event">
    Ingest usage events via API, CSV, data connectors, or remote queries.
  </Card>

  <Card title="Billable Metrics" icon="chart-bar" href="/docs/20240301/third-party-integrations/data-sources/billable-metrics">
    Define how raw usage events are aggregated into billable quantities.
  </Card>

  <Card title="Invoices" icon="file-invoice" href="/docs/20240301/third-party-integrations/data-sources/invoices-explainer">
    Understand the invoice lifecycle, edit invoices, and create one-off charges.
  </Card>

  <Card title="Payments" icon="credit-card" href="/docs/20240301/third-party-integrations/data-sources/payments">
    Collect payments, manage payment methods, and connect payment gateways.
  </Card>

  <Card title="Revenue Recognition" icon="chart-line" href="/docs/20240301/third-party-integrations/data-sources/revenue-recognition">
    Automate ASC 606 / IFRS 15–compliant revenue recognition workflows.
  </Card>

  <Card title="Entitlements" icon="shield-check" href="/docs/20240301/third-party-integrations/data-sources/entitlements">
    Gate product features by entitlement and track usage against limits.
  </Card>

  <Card title="Settings & Security" icon="gear" href="/docs/20240301/third-party-integrations/data-sources/role-based-access-control">
    Configure RBAC, SSO/SAML, 2FA, API keys, webhooks, and custom attributes.
  </Card>
</CardGroup>

***

## For Developers

<CardGroup cols={3}>
  <Card title="API Reference" icon="code" href="/api-reference/customers/list-customers-with-filtering-and-pagination">
    Full REST API for customers, contracts, invoices, payments, usage events, and more.
  </Card>

  <Card title="Ingest Usage Events" icon="bolt" href="/docs/20240301/third-party-integrations/data-sources/data-ingestion-via-apis">
    Send metered usage to Zenskar via API to drive consumption-based billing.
  </Card>

  <Card title="Webhooks" icon="webhook" href="/docs/20240301/third-party-integrations/data-sources/webhook-alerts">
    Subscribe to invoice, payment, and contract lifecycle events in real time.
  </Card>

  <Card title="API Keys" icon="key" href="/docs/20240301/third-party-integrations/data-sources/how-to-manage-api-keys">
    Create and manage API keys for programmatic access.
  </Card>

  <Card title="Contracts API" icon="file-contract" href="/api-reference/contracts/list-contracts">
    Create and manage contracts programmatically to automate the billing lifecycle.
  </Card>

  <Card title="Products & Pricing API" icon="tags" href="/api-reference/products/list-products">
    Create products, configure pricing models, and manage plans via API.
  </Card>
</CardGroup>

***

## Integrations

<CardGroup cols={2}>
  <Card title="Payment Gateways" icon="building-columns" href="/docs/20240301/third-party-integrations/data-sources/payment-gateways">
    Connect Stripe, Adyen, or Razorpay to collect payments directly from Zenskar.
  </Card>

  <Card title="CRM & CPQ" icon="handshake" href="/docs/20240301/third-party-integrations/data-sources/third-party-integration-salesforce">
    Sync deals and contracts from Salesforce, HubSpot, Pipedrive, DealHub, and Microsoft Dynamics 365.
  </Card>

  <Card title="ERP" icon="building" href="/docs/20240301/third-party-integrations/data-sources/integrating-your-erp-with-zenskar">
    Push billing and revenue data to NetSuite, QuickBooks, Xero, Sage, SAP, and Zoho Books.
  </Card>

  <Card title="Tax Automation" icon="percent" href="/docs/20240301/third-party-integrations/data-sources/third-party-integration-avalara-avatax">
    Automate sales tax compliance with Avalara AvaTax.
  </Card>
</CardGroup>

***

## Data source connectors

Zenskar can ingest metering data from any of these sources to drive billing and analytics.

<CardGroup cols={4}>
  <Card title="Auth0" icon="lock" href="/docs/20240301/third-party-integrations/data-sources/auth0" />

  <Card title="AWS Athena" icon="aws" href="/docs/20240301/third-party-integrations/data-sources/aws-athena" />

  <Card title="BigQuery" icon="google" href="/docs/20240301/third-party-integrations/data-sources/bigquery" />

  <Card title="ClickHouse" icon="database" href="/docs/20240301/third-party-integrations/data-sources/clickhouse" />

  <Card title="CockroachDB" icon="database" href="/docs/20240301/third-party-integrations/data-sources/cockroachdb" />

  <Card title="Databricks" icon="database" href="/docs/20240301/third-party-integrations/data-sources/databricks-lakehouse" />

  <Card title="Google Sheets" icon="table" href="/docs/20240301/third-party-integrations/data-sources/google-sheets" />

  <Card title="Looker" icon="chart-pie" href="/docs/20240301/third-party-integrations/data-sources/looker" />

  <Card title="Metabase" icon="chart-bar" href="/docs/20240301/third-party-integrations/data-sources/metabase" />

  <Card title="MongoDB" icon="database" href="/docs/20240301/third-party-integrations/data-sources/mongodb" />

  <Card title="MySQL" icon="database" href="/docs/20240301/third-party-integrations/data-sources/mysql" />

  <Card title="PostgreSQL" icon="elephant" href="/docs/20240301/third-party-integrations/data-sources/postgresql" />

  <Card title="Shopify" icon="bag-shopping" href="/docs/20240301/third-party-integrations/data-sources/shopify" />

  <Card title="Snowflake" icon="snowflake" href="/docs/20240301/third-party-integrations/data-sources/snowflake" />

  <Card title="CoinAPI" icon="bitcoin-sign" href="/docs/20240301/third-party-integrations/data-sources/coinapi" />

  <Card title="QuickBooks" icon="book" href="/docs/20240301/third-party-integrations/data-sources/quickbooks" />
</CardGroup>