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Python Stellar SDKDeveloper Tooling
SCF
sdk
Python library for communicating with Stellar Horizon and Soroban RPC servers, used for building and signing transactions.
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QolaqApplications
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aidcommunity
QolaQ is a community-driven mutual aid platform that leverages blockchain technology to provide transparent and decentralized support for members during times of need.
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QSTNApplications
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communitymarketplacesocial
QSTN is a Web3 survey marketplace where businesses fund surveys and reward participants through our data wallet-driven profiles.
b2bdefi
Helping Nigerian SMEs with unlocking their trapped cash flow.
communitynftsocial
Decentralized publishing platform on Stellar empowering content creators with direct reader tipping, NFT-backed ownership, and censorship-resistant distribution.
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RahatApplications
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aidapiart
Financial access platform on Stellar for humanitarian agencies, enabling efficient and transparent aid delivery with automated climate disaster early-warning triggers.
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Rail402Developer Tooling
SCF
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RAMMFinancial Protocols
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defi
A novel DEX/AMM where brands sell direct to consumers w/out the high selling fees of Amazon/eBay, while keeping all customer data.
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RampMeDaddyApplications
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cross-border-paymentsmobilep2p
RampMeDaddy integrates Stellar Passkey Smart wallets into Telegram, enabling users to create and manage self-custodial wallets with Face ID for secure, low-cost global payments using USDC.xlm.
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RangeInfrastructure & Services
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analyticsapibridge
This proposal seeks to build a Steller Bridge Explorer, and integrate Stellar with Range’s Cross-Chain Explorer and Range Trail, our cross-chain, cross-ecosystem, real-time forensic intelligence platform.
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RangoFinancial Protocols
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defidex
Multi-chain interoperability platform integrating Stellar's DEXs and bridges, enabling seamless token swaps across chains with smart routing for optimal rates and fees.
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RaribleApplications
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apiecosystem-discoveryinfrastructure
Rarible is an NFT marketplace that enables users to create, buy, and sell digital assets across multiple blockchains, including Ethereum and Polygon. Founded in 2019, it supports brands, communities, and individual creators in the NFT ecosystem.
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RaumFiFinancial Protocols
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defiyield
RaumFi DEX empowers seamless token swap through an AMM while offering insights and metrics via uniquely designed dashboard.
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REAPPFinancial Protocols
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aipaymentssdk
REAPP (Real Agentic Payment Protocol) is the authorization layer for agentic commerce on Stellar. It composes x402 HTTP settlement, Soroban policy enforcement, and AP2 mandate authorization into a single TypeScript SDK, enabling AI agents to make user-authorized payments on-chain.
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reBlueInfrastructure & Services
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analyticssupply-chain
reBlue hybridizes Stellar with off-chain analysis to provide supply chain oversight within fragile states, enable frontier market access, and engage informal economic systems.
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ReclaimInfrastructure & Services
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identityzk
Reclaim protocol uses https session keys to generate zk proofs of user's profiles, enabling verifiable credentials without APIs.
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ReflectorInfrastructure & Services
SCF✓Audited
multi-signaturesoracle
Decentralized price feed oracle for Stellar DeFi smart contracts to support derivatives, lending, and asset management.
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RefractorDeveloper Tooling
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infrastructuremulti-signaturesstorage
Pending transaction storage and multisig signature aggregator for Stellar Network. Stores unsigned or partially-signed transactions and coordinates multiple signers to meet signing thresholds, with auto-submit and callback support. Useful for escrow, derivatives, P2P lending, and other multisig-based workflows on Stellar.
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RehobothApplications
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p2psavings
Crypto savings and payments wallet for the African market, built on Stellar.
payroll
Track human resource assets (vacation days, salary, etc) on Stellar.
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RemiFinancial Protocols
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cross-border-paymentsinfrastructurepayments
Borderless settlement infrastructure connecting network operators and participants for instant, transparent and compliant global money movement.
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RemittEaseFinancial Protocols
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cross-border-paymentsremittances
RemittEase – Send money instantly and securely across African borders. Powered by Stellar, we offer faster, cheaper, and more transparent remittance solutions than traditional wallets.
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RendBitFinancial Protocols
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mobilepaymentssavings
Mobile-first financial platform on Stellar for African users, offering stablecoin savings, cross-border transfers, and bill payments.
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RenesisFinancial Protocols
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institutionalrwa
Portfolio management and order execution system for institutional investors accessing Stellar DeFi and RWA ecosystem.
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ReytsApplications
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automationcross-border-paymentsdex
Peer-to-peer currency exchange platform on Stellar, enabling community-driven forex trading with transparent on-chain settlement.
paymentssocial
Rigel enables users to monetize links with a content locker for payments and donations.
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RipeApplications
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cross-border-payments
Ripe is a crypto payment platform that converts digital assets into local currencies, enabling seamless payments through existing e-wallet systems like GCash and PayNow across Southeast Asia.
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Rise InEducation & Community
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communityhackathonsworkshops
Rise In specialize in curating and delivering high impact developer education courses, blending online learning with IRL workshops.
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Rivool FinanceFinancial Protocols
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defirwatokenization
Platform connecting global investors to high-yield opportunities in emerging markets through tokenized credit receivables on Stellar.
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ROSENApplications
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mobilepaymentssocial
Rosen is a borderless social earning platform for Gen Z to monetize easily & globally via AI & stablecoins. Live on App Store/Google Play with 30K+ users. Awards winning project and backed by PayPal PYUSD, Circle (USDC), Google Cloud, Draper University.
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RozoFinancial Protocols
SCF✓Audited
apiautomationpayments
ROZO simplifies crypto-native payments to just 1 tap by providing an intent-based API. Crypto is a more efficient form of money, but using it in everyday life is still too complicated — you have to choose a wallet, a token, and a chain. We simplify this through intent abstraction and integration with hardware and agents, making payments possible with just one tap or click.
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RubicApplications
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cross-chaindexmulti-chain
Cross-chain swap aggregator integrating Stellar, enabling one-click token exchanges across 90+ blockchains with best-rate routing.
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Rumble FishDeveloper Tooling
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apiblock-explorerdevx
A software development house specialising in blockchain, DeFi, and AWS cloud. Active in the Stellar and Soroban ecosystem, Rumble Fish built a Soroban-first block explorer and a Prices API for the network, and is also the creator of the Deva Wallet.
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Runtime VerificationDeveloper Tooling
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formal-verificationsecurity
Open-source tool for Soroban smart contract developers, enabling them to perform robust formal verification.
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Rust Soroban Client LibraryDeveloper Tooling
SCF
sdk
Rust library for communicating with Soroban RPC servers and building client-side Stellar applications.
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SAFUFinancial Protocols
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defirisk-managementsecurity
SAFU is a community-owned wallet protection pool being built on Stellar's Soroban. Members deposit XLM into a shared pool and receive automatic payouts if their wallet is drained — verified by a deterministic on-chain oracle with no committee or governance vote. Idle pool capital earns yield via DeFindex and Blend. A live, audited version already runs on Ethereum mainnet.