Avail DA: An Intro

Avail DA is a robust base layer with a laser focus on data availability.

It is built to meet the needs of next-generation, trust-minimized applications and sovereign rollups. Avail's strengths lie in its innovative security approach, which allows light clients to easily verify data availability through sampling over a peer-to-peer network. Avail’s modular approach simplifies blockchain integration for developers, as they no longer need to worry about validator sets or tokenomics. With Avail's unparalleled data availability interface and powerful security capabilities, developers can create zero-knowledge or fraud-proof-based blockchain applications with greater efficiency and ease.

At its core, Avail prioritizes ordering and publishing transactions while enabling users to verify the availability of block data without needing to download entire blocks. Avail's data-agnostic nature is one of its defining features. It supports various execution environments, including EVM, WASM, and custom new runtimes, offering a versatile foundation for diverse blockchain applications.

Learn more about Avail:

What is Avail? | Avail Docs

Get Started with using Avail (with examples):

Build a Rollup With Avail - Avail Developer Docs

What can you build with Avail DA?

Integrating with Avail enhances transaction processing by keeping data off-chain while ensuring its availability and validity. Avail's role as an optimized blockchain for data availability is central to this adaptation, offering a robust and modular design for diverse use cases.

What can you do with Avail? Publish data. You can use Avail as a big bulletin board to publish information and ensure that it is included in the block and is available with the help of a proof.

This effectively becomes very useful when building a rollup or an appchain. You can easily use tools like Stackr, Rollkit, Polygon CDK, OP Stack, Arbitrum Orbit, Madara, etc. to build your own chain that uses Avail behind the scenes.

Check out our documentation to get started

Getting Started - Avail Developer Docs

Build Arbitrum Orbit chain with Avail:

https://docs.availproject.org/docs/build-with-avail/Optimium/arbitrum-nitro/nitro-stack

Build Polygon CDK chain with Avail:

💡 Project Ideas

Build with Avail: Ideas

Visualizer for Pre & Post EIP-4844 Comparison (other hacking ideas - not eligible for bounties)

🛠️ Tools YOU NEED to interact with Avail DA (SDKs, Explorers, Wallets, etc):