Aave SDK
SDK and APIs for Aave lending markets and position management.
DeFi Primitives: DeFi, Lending
What can you build?
- Borrow/lend apps
- Yield aggregators
Open Source
Free
19 APIs
Alchemy
Blockchain node infrastructure and developer APIs.
Infrastructure: RPC, Indexing
What can you build?
- Trading platform
- NFT marketplace
Free
Freemium
Blast API
Free-tier multichain RPC for low-latency applications.
Free
Freemium
Envio
Fast multichain indexer for custom pipelines and live events.
Data: Indexing, Analytics
What can you build?
- Custom indexers
- Real-time event tracking
Open Source
Free
Freemium
Foundry
Blazing fast Solidity toolkit for testing and deployment.
Open Source
Free
Hardhat
Ethereum development environment for local chains and scripts.
Open Source
Free
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