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What Is MakerDAO? A Guide to the Sky Protocol

Understand how Sky works, how it evolved from MakerDAO, and what to know about DAI, USDS, MKR and SKY.

MakerDAO has evolved into Sky, a decentralized finance (DeFi) ecosystem built around stablecoins, collateralized borrowing, savings features and community governance. The project retains its roots in MakerDAO, which introduced the DAI stablecoin and MKR governance token, while expanding its ecosystem with USDS, a newer dollar-pegged stablecoin, and SKY, its newer governance token.

Although DAI and MKR remain relevant, understanding how they relate to USDS and SKY is essential to understanding how the Sky ecosystem works today.

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What is Sky Protocol?

Sky Protocol is a decentralized finance (DeFi) protocol that evolved from MakerDAO, one of the earliest decentralized stablecoin projects. It provides infrastructure for stablecoin issuance, collateralized borrowing, savings features and on-chain governance.

Its ecosystem includes DAI, the original stablecoin, and USDS, a newer dollar-pegged stablecoin, alongside MKR, the legacy governance token, and SKY, the token that now governs the protocol.

Users can interact with Sky Protocol in several ways.

  • Hold and convert stablecoins. DAI and USDS can be converted at a 1:1 ratio through the protocol’s documented converter, with no conversion fees on this route.
  • Borrow against collateral. Deposit eligible crypto assets into supported vaults to generate stablecoins, subject to collateral requirements, borrowing fees and liquidation risks.
  • Access savings features. Deposit USDS into the Sky Savings Rate vault to receive sUSDS, a token representing a position in the savings mechanism. Its value reflects accumulated savings, and the rate can change.
  • Participate in governance. SKY is the protocol’s current governance token. Although MKR remains relevant to the transition, governance has moved to SKY, and conversion rules may include fees or penalties depending on the applicable upgrade arrangements.

Sky’s smart contracts power these functions, while interfaces such as Sky.money give users access to supported features. The protocol builds on MakerDAO’s original infrastructure, but its products, governance and token-conversion arrangements have changed. Users should check the latest official documentation before converting tokens or interacting with its contracts.

What is the difference between MakerDAO and Sky?

MakerDAO rebranded to Sky in 2024, introducing new products and tokens while retaining its underlying decentralized finance infrastructure. The transition brought USDS as a newer stablecoin alongside DAI and SKY as the successor to MKR for governance.

However, the older tokens and savings mechanisms have not all been discontinued, so the differences depend on which product you’re using.

Legacy terminologyCurrent ecosystem
MakerDAOSky Protocol / Sky ecosystem
DAIUSDS is the newer stablecoin; DAI remains available
MKRSKY is the successor governance token
DAI Savings Rate (DSR)Sky Savings Rate (SSR), accessed through sUSDS

The main differences are:

  • Protocol. Sky builds on MakerDAO’s original collateralized lending and stablecoin infrastructure, with an expanded set of savings, rewards and governance features.
  • Stablecoins. DAI and USDS are designed to maintain a value close to $1. The official Sky converter supports conversion between them at a fixed 1:1 ratio without fees. DAI remains available for users and applications that continue to support it.
  • Governance tokens. SKY succeeded MKR as the protocol’s governance token. The standard conversion rate is 1 MKR to 24,000 SKY, but delayed-conversion penalties can reduce the amount of SKY received.
  • Savings. The DAI Savings Rate allows eligible DAI holders to earn savings through the legacy mechanism, while the Sky Savings Rate is designed for USDS holders. Depositing USDS into the savings vault gives users sUSDS, a token whose value reflects accumulated savings. The two savings mechanisms are separate, and sUSDS and sDAI do not necessarily have the same value per token.

Overall, Sky represents an evolution of MakerDAO rather than a complete replacement of every legacy product. DAI and MKR remain relevant, but users should distinguish the older mechanisms from Sky’s current products and check the applicable conversion rules before making changes.

How does Sky Protocol work?

Sky Protocol uses smart contracts to manage collateralized borrowing, stablecoin issuance and governance. Its core functions work together to support its stablecoins and decentralized financial services.

  • Collateralized borrowing. Users deposit eligible crypto assets as collateral to generate stablecoins. Borrowing limits depend on the collateral’s value and protocol requirements. Borrowers must repay their debt and applicable fees to recover their collateral. If collateral falls below required levels, the protocol can liquidate it to cover outstanding debt.
  • Stablecoin management. Sky uses collateral requirements, risk parameters and other mechanisms to help DAI and USDS maintain their intended value of $1. However, these measures cannot guarantee the peg, and market volatility, collateral losses or technical problems can cause either stablecoin to lose value.
  • Governance. SKY holders can participate in decisions about protocol upgrades, supported collateral, risk parameters and other operational changes. These decisions influence how the protocol functions and the risks users face, but token holders cannot guarantee that their preferred proposals will pass.

What are DAI and USDS?

DAI and USDS are stablecoins in the Sky ecosystem designed to maintain a value close to $1. DAI is MakerDAO’s original stablecoin, while USDS is the newer stablecoin introduced as part of the transition to Sky. Both remain available, and users can convert between them through the protocol’s official converter.

FeatureDAIUSDS
PurposeOriginal MakerDAO stablecoinNewer Sky ecosystem stablecoin
Target value$1 USD$1 USD
RelationshipLegacy stablecoin that remains availableNewer stablecoin within the same ecosystem
ConversionConvertible to USDS at 1:1Convertible to DAI at 1:1
Savings optionsEligible holders can access the legacy DAI Savings RateEligible holders can deposit into the Sky Savings Rate and receive sUSDS

The official DAI–USDS converter supports 1:1 conversion in either direction without protocol conversion fees. Users may still pay blockchain transaction fees, and availability can depend on the network and interface they use. Both stablecoins are designed to maintain their dollar pegs, but neither is guaranteed to trade at exactly $1 at all times.

The main practical difference is how each token fits into the ecosystem. DAI remains useful across supported applications and legacy integrations, while USDS is the newer stablecoin associated with Sky’s current products. USDS holders can access the Sky Savings Rate by depositing into the savings vault to receive sUSDS, a token that reflects accumulated savings.

What are MKR and SKY?

MKR and SKY are governance tokens associated with MakerDAO and its successor, Sky Protocol. MKR is the legacy token, while SKY is the newer governance token used for the ecosystem’s current governance system.

The transition changes how holders participate in protocol decisions, but neither token guarantees voting influence over every outcome or provides a guaranteed financial return.

Key differences include:

FeatureMKRSKY
RoleLegacy governance tokenCurrent governance token
GovernanceUsed in the legacy governance systemUsed for current protocol governance
ConversionCan be converted to SKY under applicable upgrade rulesSuccessor token at a protocol-defined conversion ratio
Investment considerationsPrice depends on market demand and other factorsPrice depends on market demand, token supply and other factors

The published conversion ratio is 1 MKR to 24,000 SKY, as of October 2026.(1) However, Sky’s governance transition includes a delayed-upgrade penalty that can reduce the amount of SKY received by holders who convert after applicable deadlines.

Although SKY gives holders a role in governance, that utility is separate from its investment potential. Both MKR and SKY can fluctuate in price, and neither guarantees profits, dividends or a particular level of protocol revenue. Anyone evaluating either token should consider market volatility, governance changes, liquidity and the risks of the wider DeFi ecosystem.

Hot tip

The conversion process has been changed from a two-way mechanism to a one-way upgrade, so holders should check the latest official conversion documentation before converting.

Can you earn interest or rewards with Sky?

Yes. Sky offers several ways to earn yield or rewards, including the Sky Savings Rate, token staking and ecosystem reward programs. Each option works differently and carries its own risks.

  • Sky Savings Rate. Users can deposit USDS into Sky’s savings mechanism and receive sUSDS, a yield-bearing token that accrues value over time. The rate is variable, funded by the protocol’s aggregate surplus and subject to change through governance.
  • SKY staking. Eligible users can stake SKY to participate in governance and earn staking rewards. The reward rate is determined through protocol governance and can change. Staking also involves token-price risk and other protocol-specific risks.
  • Ecosystem rewards. Sky-related programs may offer additional rewards, such as partner-issued tokens or points, for supplying eligible assets. These incentives are separate from the Sky Savings Rate, and their availability, value and terms depend on the individual program.

Remember: yields are not guaranteed. Rates and rewards can change or be discontinued, and earning a yield does not eliminate the risk of smart-contract vulnerabilities, stablecoin depegging or token-price losses.

What are the risks of using Sky Protocol?

Sky Protocol offers stablecoin and DeFi services, but using its products involves several risks:

  • Liquidation risk. If your collateral falls below the protocol’s required threshold, the protocol may liquidate your assets to cover outstanding debt. You could lose part or all of your deposited collateral.
  • Stablecoin risk. DAI and USDS are designed to maintain a value close to $1, but neither is guaranteed to hold its peg. Market volatility, liquidity problems or issues with the underlying system can cause prices to fluctuate.
  • Smart-contract risk. Bugs, exploits or vulnerabilities in the protocol’s smart contracts or connected applications could result in lost funds.
  • Governance risk. Changes to collateral requirements, fees, supported assets or other protocol parameters can affect users and token holders. Governance decisions may not align with your interests.
  • Yield and token risk. Savings rates and reward programs can change or end, and returns are not guaranteed. SKY’s market price can also fall, potentially resulting in losses even if you earn governance or staking rewards.

Before using Sky, understand the specific product’s requirements, fees and risks. Avoid borrowing more than you can manage, and do not treat stablecoins or advertised yields as risk-free.

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Is Sky Protocol worth using?

Sky Protocol may be worth considering if you want access to decentralized stablecoins, collateralized borrowing or on-chain savings features. Its established infrastructure and range of products give experienced DeFi users several ways to interact with the ecosystem without relying entirely on traditional financial intermediaries.

However, Sky is not suitable for everyone. Borrowing against crypto collateral can lead to liquidation, stablecoins can lose their dollar peg, and smart-contract vulnerabilities can result in losses. Savings rates and rewards can also change, while SKY’s market price can fluctuate significantly.

Sky may suit you if you:

  • Want to use DAI or USDS across supported DeFi applications.
  • Understand the risks of borrowing against volatile crypto assets.
  • Want access to on-chain savings features and accept variable returns.
  • Are comfortable managing your own crypto assets and transactions.

You may want to avoid it if you:

  • Need guaranteed returns or capital protection.
  • Cannot afford to lose the funds you deposit.
  • Are unfamiliar with collateral requirements, liquidation or smart-contract risks.
  • Prefer financial products with conventional consumer protections and customer support.

Ultimately, Sky’s usefulness depends on your goals, experience and risk tolerance. Research the specific product you intend to use, check its current terms, and do not assume that a stablecoin or savings feature is risk-free.

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To make sure you get accurate and helpful information, this guide has been edited by Matt Miczulski as part of our fact-checking process.
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Deputy Crypto Editor

Holly Jennings is the deputy crypto editor and updates writer at Finder, working with writers across all niches to deliver quality content to readers. She’s edited hundreds of financial articles ranging from credit cards to investments. With empathy at heart, she especially enjoys content that breaks down complex financial situations into easy-to-understand information. Prior to her role at Finder, she collaborated with dozens of small businesses to maximize the reach and impact of their blog posts, website copy and other content. In her spare time, she is an award-winning author for Penguin Random House, writing about virtual reality worlds, magical girls and lasers that go pew-pew. See full bio

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Holly has written 74 Finder guides across topics including:
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Werner Vermaak was a technical writer and blockchain consultant with an extensive 20-year marketing resume across Taiwan, the UK and South Africa. He came across Bitcoin and cryptocurrency in Taiwan during mid-2017 and has worked with several companies and projects in the areas of crypto security, regulations, custody and new fields such as DeFi, NFTs and Web 3.0 since. Werner has a business degree from Stellenbosch University and postgraduate qualifications in strategic marketing from the AAA School of Advertising. Werner enjoys geeking out on new technology and pondering the mass adoption of digital assets. See full bio

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