> For the complete documentation index, see [llms.txt](https://docs.singularityfinance.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.singularityfinance.ai/sfi-l2.md).

# SFI L2

- [Introduction](https://docs.singularityfinance.ai/sfi-l2/introduction.md)
- [L2 Architecture](https://docs.singularityfinance.ai/sfi-l2/l2-architecture.md)
- [Operational Model: Optimistic Rollups](https://docs.singularityfinance.ai/sfi-l2/l2-architecture/operational-model-optimistic-rollups.md)
- [Data](https://docs.singularityfinance.ai/sfi-l2/l2-architecture/data.md)
- [Sequencer](https://docs.singularityfinance.ai/sfi-l2/l2-architecture/sequencer.md)
- [Core Features](https://docs.singularityfinance.ai/sfi-l2/core-features.md)
- [Bridges](https://docs.singularityfinance.ai/sfi-l2/core-features/bridges.md)
- [Indexers](https://docs.singularityfinance.ai/sfi-l2/core-features/indexers.md)
- [Oracles](https://docs.singularityfinance.ai/sfi-l2/core-features/oracles.md)
- [Relays](https://docs.singularityfinance.ai/sfi-l2/core-features/relays.md)
- [Verifiable Random Function (VRF)](https://docs.singularityfinance.ai/sfi-l2/core-features/verifiable-random-function-vrf.md)
- [Account Abstraction](https://docs.singularityfinance.ai/sfi-l2/core-features/account-abstraction.md)
- [Automation and Offchain Data Integration](https://docs.singularityfinance.ai/sfi-l2/core-features/automation-and-offchain-data-integration.md)