rosca

Trustless Rotating Savings on Stellar

Open, join and run a rotating savings circle on Stellar. No server, no custody - the contract holds the funds and the rules

Soroban contracts for rotating savings circles - esusu, ajo, tanda, chit funds - where a deposit covers a missed round so the recipient is still paid in full

Read and drive CircleFi rotating savings circles on Stellar - no server, no custody, any signer

Rotating savings circles settled in USDC on Stellar. Members pay each other directly, wallet to wallet: no custodian, no pooled pot, nothing to steal.

Smart Contracts Fueling eVow.io Platform

A rotating savings circle (ROSCA) run by a smart contract: Chainlink VRF makes the draw, Chainlink Automation runs each round, Polygon ID keeps members accountable. Chainlink Fall 2022 prize winner.

On-chain ROSCA savings club for Arbitrum and Base. Built-in defaulter insurance, NFT receipts with rotating artist/sponsor collections, and EIP-712 invite tickets for private tandas.

On-chain ROSCA (rotating savings & credit circles) protocol — credit-scored contribution limits, weighted voting on payouts, and a shared reserve pool. Solidity + Next.js on CreditCoin testnet.

Decentralized Community Savings (ROSCA) built on Hedera – Xitique OnChain automates group contributions, penalties, and governance using smart contracts.

**TITech Community Capital is an African community financial infrastructure platform connecting savings groups, SACCOs, cooperatives, community businesses and institutions to trusted financial records, payments, reconciliation, risk intelligence and formal financial services.**

Open-source rotating savings group (Iqub/ROSCA) manager — Flutter + Firebase

Non-custodial social payments, dual-bond escrow, and collateral-backed rotating savings circles on Solana with zero-gas onboarding.

Mutual-aid debt relief as verified math: a 0% lending circle and a funded forgiveness covenant that create no money and conserve exactly.

Rotating savings circles on Cookie Chain, backed by collateral instead of trust

Rotating USDC savings circles (chit funds, tandas, susus) on Arc. No organiser to trust. Arc Microgrants.

Onchain rotating savings circles (ROSCA) settled in native USDC on Arc

A secure Express.js backend for ROSCA management, built with MongoDB and Node. Provides RESTful APIs for groups, authentication with JWT, contributions, payouts, and cycle tracking. Ensures reliable data persistence and real-time synchronization with the React frontend in the MERN stack.

Rotating savings circles (ajo) in USDC on Arc. Members need only USDC; contributions are gasless EIP-3009 signatures.

Arisan (Indonesian ROSCA) where a Soroban smart contract holds the pool instead of a person. Prefunded, zero-residual, no admin. Rise In Green Belt, Stellar testnet.