rosca

Smart Contracts Fueling eVow.io Platform

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.

Rotating savings circles (ajo/tanda/chama) as a Nimiq Pay mini app. Non-custodial, every payment verified on the Nimiq chain.

A rotating savings & credit association (ROSCA) as an immutable Solidity smart contract — no collateral, no fees, no admin key.

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

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.

Soroban smart contracts for OpenAjo — rotating savings (ajo/esusu/adashe) circles on Stellar, with on-chain reputation

OpenAjo documentation — rotating savings (ajo/esusu) protocol on Stellar

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

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.

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

Digital infrastructure for Kenya's rotating credit associations (chamas/ROSCAs) — domain model, ledger, M-Pesa integration.

A modern web-based frontend for managing Rotating Savings and Credit Associations (ROSCA). Built with React, this application provides an intuitive interface for members to join groups, contribute funds, track payouts, and monitor cycles in real time.

Collateral-backed rotating savings circles on Solana, with a Bauhaus Next.js dashboard and AI group discovery.

TypeScript SDK, event indexer + REST API, and Next.js web app for OpenAjo rotating savings circles on Stellar

MFellows — independent third-party profile of a public API surface, by API Evangelist. Money Fellows (moneyfellows.com) is an Egyptian fintech that digitizes the traditional rotating savings and credit association (ROSCA, or "gam'eya") into app-based "money circles." Over 8 million users save collectively and access payouts and credit through flexi

CircleUp puts rotating savings clubs (Ajo, Esusu, Tanda, Chama) on Stellar Soroban. Members contribute each round; the contract auto-pays the recipient — no organizer can run off with the pot. Miss a round, lose collateral. Complete a circle, earn on-chain reputation.

An offline, no-login trust ledger for rotating savings groups (paluwagan / ROSCA / chit fund / tanda / susu). Your data never leaves your device.

Moneyfellows — independent third-party profile of a public API surface, by API Evangelist. Money Fellows is an Egyptian fintech, founded in 2018 and regulated by the Central Bank of Egypt, that digitizes the traditional rotating savings and credit association (ROSCA / "gam'eya") model as a mobile app.