# TickerQ documentation versions

Keep APIs and license terms within the selected version. 5.x is the commercial functional line for 10.5.x, 9.5.x, and 8.5.x packages.

- [5.x commercial index](https://tickerq.net/llms-5x.txt)
- [5.x commercial full text](https://tickerq.net/llms-5x-full.txt)
- [Legacy full text](https://tickerq.net/llms-full.txt)

## Legacy documentation index

# TickerQ (Core)

- [Guide](/docs): A lightweight, source-generated background job scheduler for .NET.
- [What is TickerQ?](/docs/what-is-tickerq): Architecture, philosophy, and how TickerQ compares to other .NET job schedulers.
- Getting Started: undefined
  - [Quick Start](/docs/getting-started/quick-start): Get TickerQ running in under 5 minutes.
  - [Installation](/docs/getting-started/installation): Install TickerQ and optional packages.
- Guides: undefined
  - Defining Jobs: undefined
    - [\[TickerFunction\] Attribute](/docs/guides/defining-jobs/attribute): Source-generated job registration — no reflection, AOT-safe.
    - [ITickerFunction Interface](/docs/guides/defining-jobs/interface): Class-based handlers registered programmatically with MapTicker.
    - [Lambda Handlers](/docs/guides/defining-jobs/lambda): Inline function registration without a class.
    - [Function Groups](/docs/guides/defining-jobs/groups): Organize related functions under a shared prefix with defaults.
    - [Constructor Injection](/docs/guides/defining-jobs/constructor-injection): How TickerQ resolves dependencies for job classes.
    - [Priorities](/docs/guides/defining-jobs/priorities): Control execution priority and thread allocation.
  - Scheduling Jobs: undefined
    - [TimeTicker](/docs/guides/scheduling/time-ticker): Schedule one-off jobs that fire at a specific time.
    - [CronTicker](/docs/guides/scheduling/cron-ticker): Schedule recurring jobs with cron expressions.
  - [Job Lifecycle](/docs/guides/job-lifecycle): Execution flow, states, context, and cancellation.
  - [Error Handling](/docs/guides/error-handling): Retries and exception handling.
  - [Job Chaining](/docs/guides/job-chaining): Parent-child workflows with conditional execution.
  - [Configuration](/docs/guides/configuration): Scheduler options, serialization, seeding, and persistence.