> For the complete documentation index, see [llms.txt](https://www.ultrasoundmoney.info/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.ultrasoundmoney.info/web3-dapp-directory.md).

# Web3 Dapp Directory

## Expanding Web3 Education!

This page aggregates information on the most popular web3 applications available on Ethereum, Optimism, and Arbitrum.\
\
If you found this info page helpful and would like to support us in expanding web3 education, consider donating at <https://www.ultrasoundfinance.com/donate> 🏫

## Web3 Decentralized Applications (Dapps):

An aggregated list of the most popular web3 applications:

{% tabs %}
{% tab title="Ethereum (L1)" %}

<table><thead><tr><th width="243.63629921961422">Name of Application</th><th width="252.77403611240337">Category</th><th>Skill Level (+Tutorial)</th></tr></thead><tbody><tr><td><a href="https://etherscan.io/">Etherscan</a></td><td>Blockchain Explorer</td><td><a href="https://www.youtube.com/watch?v=H5u8ILAbOX4&#x26;t=2s">Beginner</a></td></tr><tr><td><a href="https://ens.domains/">Ethereum Name Service</a></td><td>Web3 Domains (.eth)</td><td><a href="https://www.youtube.com/watch?v=wDPy-SIwHOU">Beginner</a></td></tr><tr><td><a href="/pages/R3ckM0S8HKkeO88c9oYN">Uniswap</a></td><td>Decentralized Exchange</td><td><a href="https://www.youtube.com/watch?v=JSp6wTyOGEQ">Beginner</a></td></tr><tr><td><a href="https://sushi.com/">SushiSwap</a></td><td>Decentralized Exchange</td><td><a href="https://www.youtube.com/watch?v=gYfF_BOj4-E">Beginner</a></td></tr><tr><td><a href="https://app.1inch.io/">1inch</a></td><td>DEX Aggregator</td><td>Beginner</td></tr><tr><td><a href="https://zapper.fi/">Zapper</a></td><td>DeFi Dashboard</td><td><a href="https://www.youtube.com/watch?v=EyHUsUIzPYM">Beginner</a></td></tr><tr><td><a href="https://zerion.io/">Zerion</a></td><td>DeFi Dashboard</td><td><a href="https://www.youtube.com/watch?v=avQYBZ1HylY">Beginner</a></td></tr><tr><td><a href="https://chat.blockscan.com/start">Blockscan Chat</a></td><td>Messaging Platform</td><td>Beginner</td></tr><tr><td><a href="https://tokenterminal.com/">Token Terminal</a></td><td>Financial Data Aggregator</td><td>Beginner</td></tr><tr><td><a href="https://looksrare.org/">LooksRare</a></td><td>NFT Marketplace</td><td>Beginner</td></tr><tr><td><a href="https://x2y2.io/">X2Y2</a></td><td>NFT Marketplace</td><td>Beginner</td></tr><tr><td><a href="https://opensea.io/">OpenSea</a></td><td>NFT Marketplace</td><td>Beginner</td></tr><tr><td><a href="https://www.genie.xyz/">Genie</a></td><td>NFT Marketplace Aggregator</td><td>Beginner</td></tr><tr><td><a href="https://www.premint.xyz/">Premint</a></td><td>NFT Access Lists</td><td>Beginner</td></tr><tr><td><a href="https://snapshot.org/#/">Snapshot</a></td><td>Decentralized Voting</td><td>Beginner</td></tr><tr><td><a href="https://sudoswap.xyz/#/">Sudoswap</a></td><td>Decentralized NFTs Pools</td><td>Intermediate</td></tr><tr><td><a href="https://aave.com/">AAVE</a></td><td>Borrowing and Lending</td><td><a href="https://www.youtube.com/watch?v=PYSYOn-wfow">Intermediate</a></td></tr><tr><td><a href="https://compound.finance/">Compound</a></td><td>Burrowing and Lending</td><td>Intermediate</td></tr><tr><td><a href="https://curve.fi/">Curve DAO</a></td><td>DEX &#x26; AMM Protocol</td><td>Intermediate</td></tr><tr><td><a href="https://www.convexfinance.com/">Convex Finance</a></td><td>Liquidity Protocol</td><td>Intermediate </td></tr><tr><td><a href="https://cloudflare-ipfs.com/ipns/tornadocash.eth/">Tornado Cash</a></td><td>Private Transactions</td><td>Intermediate</td></tr><tr><td><a href="https://l2beat.com/">L2Beat</a></td><td>ETH L2 Analytics</td><td>Intermediate</td></tr><tr><td><a href="https://ultrasound.money/">ultrasound.money</a></td><td>ETH Emissions &#x26; Burn Tracker</td><td>Intermediate</td></tr><tr><td><a href="https://chainlist.org/">Chainlist</a></td><td>RPC Endpoint List</td><td>Intermediate</td></tr><tr><td><a href="https://gnosis-safe.io/">Gnosis Safe</a></td><td>Multisig Asset Manager</td><td>Intermediate</td></tr><tr><td><a href="https://alchemix.fi/">Alchemix</a></td><td>Self-Paying Loans</td><td>Advanced</td></tr><tr><td><a href="https://dydx.exchange/">dYdX V3 (StarkEx)</a></td><td>Perpetuals Exchange</td><td><a href="https://www.dydxacademy.info/">Advanced</a></td></tr><tr><td><a href="https://makerdao.com/en/">Makerdao (Oasis)</a></td><td>Stablecoin Minting &#x26; Vaults</td><td>Advanced</td></tr><tr><td><a href="https://rocketpool.net/">Rocketpool</a></td><td>Decentralized ETH Staking</td><td><a href="https://docs.rocketpool.net/guides/">Advanced</a></td></tr></tbody></table>
{% endtab %}

{% tab title="Optimism (L2)" %}

<table><thead><tr><th width="239.44550046371174">Name of Application</th><th width="234.94044174268302">Category</th><th>Skill Level (+Tutorial)</th></tr></thead><tbody><tr><td><a href="https://optimistic.etherscan.io/">Optimistic Etherscan</a></td><td>Blockchain (L2) Explorer</td><td>Beginner</td></tr><tr><td><a href="https://app.optimism.io/bridge">Optimism Bridge</a></td><td>Ethereum Rollup Bridge</td><td>Beginner</td></tr><tr><td><a href="https://hop.exchange/">Hop Protocol</a></td><td>Ethereum Rollup Bridge</td><td>Beginner</td></tr><tr><td><a href="https://across.to/">Across Protocol</a></td><td>Ethereum Rollup Bridge</td><td>Beginner</td></tr><tr><td><a href="https://uniswap.org/">Uniswap (Optimism)</a></td><td>Decentralized Exchange</td><td>Beginner</td></tr><tr><td><a href="https://sushi.com/">Suhiswap (Optimism)</a></td><td>Decentralized Exchange</td><td>Beginner</td></tr><tr><td><a href="https://app.1inch.io/">1inch</a></td><td>DEX Aggregator</td><td>Beginner</td></tr><tr><td><a href="https://zapper.fi/">Zapper (Optimism)</a></td><td>DeFi Dashboard</td><td>Beginner</td></tr><tr><td><a href="https://quixotic.io/">Quixotic</a></td><td>NFT Marketplace</td><td>Beginner</td></tr><tr><td><a href="https://app.pooltogether.com/deposit">PoolTogether</a></td><td>Savings Protocol </td><td>Beginner</td></tr><tr><td><a href="https://snapshot.org/#/opcollective.eth">Snapshot (Optimism)</a></td><td>Decentralized Voting</td><td>Beginner</td></tr><tr><td><a href="https://aave.com/">AAVE (Optimism)</a></td><td>Borrowing and Lending</td><td>Intermediate</td></tr><tr><td><a href="https://optimism.curve.fi/">Curve DAO (Optimism)</a></td><td>DEX &#x26; AMM Protocol</td><td>Intermediate</td></tr><tr><td><a href="https://cloudflare-ipfs.com/ipns/tornadocash.eth/">Tornado Cash (OP)</a></td><td>Private Transactions</td><td>Intermediate</td></tr><tr><td><a href="https://app.velodrome.finance/">Velodrome</a></td><td>Trading and Liquidity</td><td>Intermediate</td></tr><tr><td><a href="https://staking.synthetix.io/">Synthetix</a></td><td>Synthetic Asset Creation</td><td>Intermediate</td></tr><tr><td><a href="https://kwenta.io/">Kwenta</a></td><td>Synthetic Asset Trading</td><td>Intermediate</td></tr><tr><td><a href="https://www.mai.finance/">MAI Finance</a></td><td>Stablecoin Minting &#x26; Vaults</td><td>Intermediate</td></tr><tr><td><a href="https://chainlist.org/">Chainlist</a></td><td>RPC Endpoint List</td><td>Intermediate</td></tr><tr><td><a href="https://gnosis-safe.io/">Gnosis Safe (Optimism)</a></td><td>Multisig Asset Manager</td><td>Intermediate</td></tr><tr><td><a href="https://www.lyra.finance/">Lyra</a></td><td>AMM for Options Trading</td><td>Advanced</td></tr><tr><td><a href="https://perp.com/">Perpetual Protocol</a></td><td>Decentralized Perps Swap</td><td>Advanced</td></tr></tbody></table>
{% endtab %}

{% tab title="Arbitrum (L2)" %}

| Name of Application                                                      | Category                 | Skill Level (+Tutorial) |
| ------------------------------------------------------------------------ | ------------------------ | ----------------------- |
| [Arbiscan](https://arbiscan.io/)                                         | Blockchain (L2) Explorer | Beginner                |
| [Arbitrum Bridge](https://bridge.arbitrum.io/)                           | Ethereum Rollup Bridge   | Beginner                |
| [Hop Protocol](https://hop.exchange/)                                    | Ethereum Rollup Bridge   | Beginner                |
| [Across Protocol](https://across.to/)                                    | Ethereum Rollup Bridge   | Beginner                |
| [Uniswap (Arbitrum)](https://uniswap.org/)                               | Decentralized Exchange   | Beginner                |
| [Suhiswap (Arbitrum)](https://sushi.com/)                                | Decentralized Exchange   | Beginner                |
| [1inch](https://app.1inch.io/)                                           | DEX Aggregator           | Beginner                |
| [Zapper (Arbitrum)](https://zapper.fi/)                                  | DeFi Dashboard           | Beginner                |
| [Stratos](https://stratosnft.io/)                                        | NFT Marketplace          | Beginner                |
| [Snapshot (Arbitrum)](https://snapshot.org/#/arbitrum-odyssey.eth)       | Decentralized Voting     | Beginner                |
| [AAVE (Arbitrum)](https://aave.com/)                                     | Burrowing and Lending    | Intermediate            |
| [Curve DAO (Arbitrum)](https://arbitrum.curve.fi/)                       | DEX & AMM Protocol       | Intermediate            |
| [Tornado Cash (Arbi)](https://cloudflare-ipfs.com/ipns/tornadocash.eth/) | Private Transactions     | Intermediate            |
| [Chainlist](https://chainlist.org/)                                      | RPC Endpoint List        | Intermediate            |
| [Gnosis Safe (Arbitrum)](https://gnosis-safe.io/)                        | Multisig Asset Manager   | Intermediate            |
| [GMX](https://gmx.io/#/)                                                 | Perpetual Trading        | Advanced                |
| {% endtab %}                                                             |                          |                         |
| {% endtabs %}                                                            |                          |                         |