Last updated 3 months ago
Lack of tooling for community finance limits real-world Cardano adoption blocking developers from building solutions for secure credit, governance and transparency in traditional savings groups.
DCU : A proof-of-concept enabling community savings groups to operate on Cardano with transparency, governance, and fund management, unlocking Africa's cooperative finance market and beyond.
Please provide your proposal title
DCU : Decentralized Credit Unions Toolkit on Cardano
Enter the amount of funding you are requesting in ADA
100000
Please specify how many months you expect your project to last
8
Please indicate if your proposal has been auto-translated
No
Original Language
en
What is the problem you want to solve?
Lack of tooling for community finance limits real-world Cardano adoption blocking developers from building solutions for secure credit, governance and transparency in traditional savings groups.
Supporting links
Does your project have any dependencies on other organizations, technical or otherwise?
No
Describe any dependencies or write 'No dependencies'
No dependencies
Will your project's outputs be fully open source?
Yes
Please provide details on the intellectual property (IP) status of your project outputs, including whether they will be released as open source or retained under another licence.
Smart contracts will be fully open source under MIT license. SDKs and APIs will be available with both open source and commercial licensing options to support ecosystem growth.
Please choose the most relevant theme and tag related to the outcomes of your proposal
Developer Tools
Describe what makes your idea innovative compared to what has been previously launched in the market (whether by you or others).
Reusable Developer infrastructure: First Cardano toolkit for cooperative finance with Aiken smart contracts, SDK, APIs and documentation enabling rapid development with the following innovative features:
Describe what your prototype or MVP will demonstrate, and where it can be accessed.
Smart contracts: Dynamic group creation(membership NFTs), rotational contribution and distribution as well as treasury management deployed on Cardano preprod.
Developer tools: TypeScript SDK on npm, and GitHub repository with complete documentation at https://github.com/tx-meta/dcu-kit
Developer playground: A web interface allowing users to be able to connect wallets, create groups and test features on preprod at https://dcu-kit.txmeta.io
Describe realistic measures of success, ideally with on-chain metrics.
On-Chain Metrics (Preprod):
Developer Adoption:
Complete open-source framework on GitHub with documentation for both On-chain and
Off-chain SDK available for ecosystem developers
Please describe your proposed solution and how it addresses the problem
Cardano faces a significant infrastructure deficit in cooperative finance despite demonstrated market demand. Research reveals a significant number of Project Catalyst proposals targeting ROSCAs, chamas, SACCOs, tontines, and similar cooperative finance models across multiple funding rounds.
Relevant Proposals:
https://cardano.ideascale.com/c/cardano/campaigns/268/stage/all-stages/ideas/unspecified
https://cardano.ideascale.com/c/cardano/idea/132764
https://cardano.ideascale.com/c/cardano/idea/104567
https://cardano.ideascale.com/c/cardano/idea/58766
https://cardano.ideascale.com/c/cardano/idea/59002
https://cardano.ideascale.com/c/cardano/idea/111205
https://cardano.ideascale.com/c/cardano/idea/61170
https://cardano.ideascale.com/c/cardano/idea/128751
This indicates substantial community interest in developing solutions which could serve 37.8 million African SACCO members and 300,000+ Kenyan chamas managing $3.4 billion in assets and even more globally.
However, developers encounter consistent barriers when attempting to build cooperative finance solutions:
This infrastructure gap forces every project to develop core functionality independently, resulting in:
Cooperative finance represents a massive global market with proven demand for blockchain solutions. In Kenya alone, approximately one-third of the population participates in chamas. Similar models exist worldwide:
These traditional systems face fundamental challenges that blockchain technology directly addresses:
Cardano's low transaction fees, predictable costs, and robust security model provide an optimal foundation for modernizing cooperative finance systems.
DCU (Decentralized Credit Unions) delivers comprehensive cooperative finance infrastructure for the Cardano ecosystem. The solution provides foundational tools that enable rapid development of cooperative finance applications rather than requiring developers to build core functionality from scratch.
The toolkit encompasses:
This infrastructure-first approach creates foundational capabilities that enable multiple cooperative finance applications rather than developing isolated solutions.
The DCU toolkit implements three integrated architectural layers:
DCU establishes foundational infrastructure that enables comprehensive cooperative finance ecosystem development on Cardano, demonstrating blockchain technology's capacity for solving real-world financial challenges while positioning Cardano as the leading platform for financial inclusion and cooperative economics globally.
Please define the positive impact your project will have on the wider Cardano community
There are a significant number of Project Catalyst proposals for cooperative finance. This proves that the community yearns for these solutions which target a market consisting 37.8 million African SACCO members and 300,000+ Kenyan chamas managing $3.4 billion in assets, majority of which use manual, paper-based systems. This shows there is massive opportunity for blockchain adoption.
Developers: Build cooperative finance apps faster, cheaper and more securely.
Traditional savings groups: Get transparent, automated tools instead of manual systems.
Cardano ecosystem: Access to real-world users and emerging markets.
DCU opens doors to millions of people currently using traditional savings groups. These users have real financial needs - they save money, take loans, and make decisions together every month. Unlike crypto traders, they need blockchain for practical reasons, not speculation. This creates lasting demand for Cardano transactions.
The toolkit provides ready-made smart contracts, APIs, and documentation that cut development time by 60-80%. Instead of every team building from scratch, they can focus on user experience and adoption. This means more cooperative finance projects get built, faster, cheaper and more secure.
Traditional savings groups meet regularly and handle money constantly. Moving these activities on-chain creates consistent transaction volume from real financial needs. One active chama generates dozens of transactions monthly through contributions, loans, and governance votes.
Success makes Cardano the go-to blockchain for cooperative finance worldwide. As word spreads from successful African pilots to other regions, Cardano becomes known as the blockchain that solves real problems for people.
SDK downloads from npm registry
GitHub stars, forks, and contributor activity
Number of projects built using DCU infrastructure
Smart contract usage and transaction volume
Traditional savings groups onboarded to blockchain
Members successfully using the platform
Fund rotation cycles completed automatically
Number of countries where DCU-powered solutions operate
External applications built with DCU toolkit
Developer feedback and integration success rates
Time reduction in building similar applications
Community contributions to open-source codebase
All code will be MIT-licensed on GitHub with complete documentation. Any developer worldwide can use our smart contracts, SDK, and APIs to build their own cooperative finance applications or launch community credit unions.
Monthly progress reports through Cardano community channels, social media, and Project Catalyst updates. We'll share both successes and challenges so others can learn from our experience.
Comprehensive tutorials, integration guides, and workshops showing how to use the DCU toolkit. We'll host webinars and create video content to help developers get started quickly.
Active collaboration with other Cardano projects building complementary tools. We'll share integration opportunities and cross-promote compatible solutions to strengthen the entire ecosystem.
Conference presentations at blockchain and fintech events, sharing results with the broader technology community. This attracts more developers and organizations to Cardano.
Each successful cooperative finance project built with DCU toolkit proves the model works, attracting more developers and users. This creates a positive feedback loop where success amplifies across the entire cooperative finance sector, establishing Cardano as the blockchain of choice for financial inclusion worldwide.
What is your capability to deliver your project with high levels of trust and accountability? How do you intend to validate if your approach is feasible?
TxMeta is founded by experienced Cardano developers with a proven track record of delivering production-level blockchain solutions for emerging markets. Our team combines deep Cardano technical expertise with practical understanding of African financial systems, positioning us uniquely to bridge traditional cooperative finance with blockchain technology.
Role: Active Smart Contract Developer at Anastasia Labs.
Experience:
Hands-on experience building Aiken-based contracts for Cardano mainnet.
Developed and maintained upgradable multi-signature contracts and payment subscription systems (directly relevant to DCU).
Certified Cardano Solutions Architect and former SmartBlocks Ambassador.
Brings both formal training and practical development experience to the project.
Role: Lead Zao Developer at Tx Meta.
Experience:
Proven track record from Africa Blockchain Centre.
Led development of AfyaRekod (medical records platform) and TraceLedger (agricultural supply chain solution) — both deployed on Cardano mainnet.
Specializes in governance-enabled DAOs and payment bridges, directly applying to DCU's democratic governance and treasury management requirements.
Our team has successfully delivered Zao, a production crypto on/off-ramp application specifically designed for the African market. This demonstrates our capability to:
Build and deploy real-world blockchain solutions for underserved populations.
Navigate mobile-first design requirements.
Address regulatory considerations and user experience challenges in emerging markets.
TxMeta operates with transparency as a core principle.
Open Source: All DCU infrastructure will be developed open-source.
Accountability: Ensuring community visibility, independent review, and audit potential.
Trust: Our proven experience delivering blockchain solutions for African markets, combined with deep Cardano ecosystem expertise, ensures we can execute this project with high standards of technical excellence.
Milestone Title
Core Smart Contract Infrastructure
Milestone Outputs
Acceptance Criteria
Acceptance Criteria for Cooperative Group Management Contract:
Acceptance Criteria for Fund Distribution Contract:
Acceptance Criteria for Treasury Management Contract:
Evidence of Completion
Evidence of Completion for Cooperative Group Management Contract:
Design Specification Document: Comprehensive technical architecture document detailing smart contract design and implementation approach available on GitHub
Secure Group Formation: Documentation showcasing successful group creation with configurable parameters and evidence of unauthorized access prevention
Dynamic Member Management: Documentation illustrating the process of adding/removing members while maintaining security protocols
Governance Operations: Documentation outlining democratic voting procedures and consensus mechanisms.
Evidence of Completion for Fund Distribution Contract:
Automated Sequential Distribution: Documentation demonstrating successful automated fund rotation cycles with transparent scheduling
Transparent Contribution Tracking: Documentation showing secure contribution recording and comprehensive accounting functionality
Evidence of Completion for Treasury Management Contract:
Secure Multi-Party Control: Documentation showcasing treasury operations requiring proper consensus and evidence of unauthorized transaction rejection
Emergency Handling: Documentation illustrating emergency scenario management including missed payments and early exit procedures
Comprehensive Unit Testing: Detailed unit testing results and documentation verifying functionality and reliability of all smart contracts, including test cases, coverage reports, and evidence of successful test executions under various scenarios
All documentation and code should be pulicly available at: https://github.com/tx-meta/dcu-kit
Delivery Month
2
Cost
30000
Progress
20 %
Milestone Title
Off-Chain SDK building
Milestone Outputs
Acceptance Criteria
Evidence of Completion
All documentation and code will be available at https://github.com/tx-meta/dcu-kit
Delivery Month
5
Cost
35000
Progress
50 %
Milestone Title
API Infrastructure & Integration Testing
Milestone Outputs
Acceptance Criteria
Evidence of Completion
Delivery Month
7
Cost
20000
Progress
80 %
Milestone Title
Web Playground & Project Close-out
Milestone Outputs
Acceptance Criteria
Evidence of Completion
All documentation and code will be available at https://github.com/tx-meta/dcu-kit
Delivery Month
8
Cost
15000
Progress
100 %
Please provide a cost breakdown of the proposed work and resources
Milestone 1: On-Chain Smart Contract Development (Tx Meta)
8 weeks x 40hr/week = 30,000 ADA
Milestone 2: Off-Chain SDK and API Development + Smart Contract Auditing
12 weeks x 40hr/week = 35,000 ADA
Milestone 3 and 4: Frontend Development and Community Validation (Tx Meta)
12 weeks x 40hr/week = 35,000 ADA
TOTAL = 100,000 ADA
How does the cost of the project represent value for the Cardano ecosystem?
Proven Market Demand with Infrastructure Gap:
Research reveals 10+ Project Catalyst proposals targeting cooperative finance across multiple funding rounds, demonstrating persistent community demand. The target market includes 37.8 million African SACCO members and 300,000+ Kenyan chamas managing $3.4 billion in assets - yet no comprehensive infrastructure exists to serve them. This represents a massive opportunity currently blocked by technical barriers.
Cost of Building Individual Solutions:
Without reusable infrastructure, each cooperative finance project must build core functionality from scratch. A typical custom implementation requires:
At standard Cardano development rates ($20-80/hour), this costs 120,000-400,000 ADA per project. Our 100,000 ADA investment creates reusable infrastructure that multiple projects can leverage.
Multiplier Effect and ROI:
DCU enables rapid development of cooperative finance applications, reducing build time from months to weeks. Conservative estimates show:
These budget aligns with or is below standard rates for these professional services in emerging markets while ensuring professional quality deliverables.
Ecosystem Value Creation:
Success positions Cardano as the leading blockchain for cooperative finance globally, creating:
The 10:1+ ROI comes from enabling an entire application category while bringing millions of new users who need blockchain for practical financial services, not speculation.
I confirm that evidence of prior research, whitepaper, design, or proof-of-concept is provided.
Yes
I confirm that the proposal includes ecosystem research and uses the findings to either (a) justify its uniqueness over existing solutions or (b) demonstrate the value of its novel approach.
Yes
I confirm that the proposal demonstrates technical capability via verifiable in-house talent or a confirmed development partner (GitHub, LinkedIn, portfolio, etc.)
Yes
I confirm that the proposer and all team members are in good standing with prior Catalyst projects.
Yes
I confirm that the proposal clearly defines the problem and the value of the on-chain utility.
Yes
I confirm that the primary goal of the proposal is a working prototype deployed on at least a Cardano testnet.
Yes
I confirm that the proposal outlines a credible and clear technical plan and architecture.
Yes
I confirm that the budget and timeline (≤ 12 months) are realistic for the proposed work.
Yes
I confirm that the proposal includes a community engagement and feedback plan to amplify prototype adoption with the Cardano ecosystem.
Yes
I confirm that the budget is for future development only; excludes retroactive funding, incentives, giveaways, re-granting, or sub-treasuries.
Yes
I Agree
Yes
Harun Mwangi - Lead Smart Contract Architect & Project Manager
LinkedIn: www.linkedin.com/in/harunsLinked
GitHub: https://github.com/HarunJr
Harun brings proven smart contract development experience from Anastasia Labs where he develops and maintains Cardano smart contracts. He holds Cardano Solutions Architect certification from Emurgo Academy and has successfully completed multiple Aiken-based projects including an Upgradable Multi-Signature Contract and Payment Subscription Contract.
Project Responsibilities:
Kelly Muhindi - Senior Full-Stack Developer & SDK Architect
LinkedIn: https://www.linkedin.com/in/stkm/
Profile: https://tigoni.im
Kelly is a certified Cardano developer with proven experience delivering production blockchain applications. At Africa Blockchain Centre, he led development of AfyaRekod (medical records platform) and TraceLedger (agricultural supply chain) - both deployed on Cardano mainnet. His expertise includes governance systems, token integrations, and payment bridges.
Project Responsibilities:
Skills We Have Covered:
The core team possesses all technical capabilities needed to deliver the MVP. Both developers have complementary skills covering smart contract development, frontend/backend development, and Cardano ecosystem expertise.
We will engage with Kenyan savings groups for requirements validation and testing feedback, building on our existing local market knowledge and connections.