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blockchain

The core implementation of the Accumulate protocol

Open Arsenal provides open, self-hosted software specifications designed for deployment across private and public networks. Built for portability, interoperability, and transparency, each specification gives organizations the freedom to implement and customize solutions without vendor lock-in while remaining free to use under the AGPL-3.0+ license with required attribution. Specification Branding Licenses available upon request. https://roxanneardary.com/open-source-projects/

Analysis and Representation of Graphs of Suspicious Operations (Analyse et Représentation des Graphes des Opérations Suspectes)

Ensure correct executions of BPMN Choreographys by generating Solidity enforcing monitors that are deployed on Ethereum-based blockchains

Proof-native Layer 1 ordered by proof of work. State validated from genesis in O(1). Provable end-to-end post-quantum soundness from genesis at NIST PQC Category 1. website: parano1d.org

Ethelia is Ethereum blockchain storage provider for lightweight data.

Magistrate Title Services is an open-source, AGPL-3.0+ platform that modernizes real estate title and escrow processes using a hybrid blockchain architecture, AI-powered verification, and encrypted data systems. It combines public blockchain transparency with permissioned legal recordkeeping to improve security, reduce fraud, and increase trust in property transactions. https://roxanneardary.com/magistrate-title-services/

RegistryGuide is an open-source vehicle registration, title management, and legal compliance platform designed for government agencies, transportation authorities, tribal governments, and other jurisdictions. Built with a modular architecture, it combines vehicle records, title processing, machine-readable law modules, AI-powered assistance, and optional blockchain-backed ownership verification to create a secure, transparent, and modern vehicle administration system. https://roxanneardary.com/registryguide/

QuantumLock is an open-source, quantum-resistant Bitcoin protocol designed to protect digital assets from future quantum computing threats. Featuring hybrid signatures, privacy enhancements, scalable architecture, and modular governance, QuantumLock ensures that Bitcoin remains secure, resilient, and future-proof. https://roxanneardary.com/quantumlock/

Actively leveraged Smart Contracts for InternetMoney.io

Multiplatform library to build wallets, websites and apps in Kotlin that need strong connections to the Nexa blockchain

ItemShield is an open source specification for securely identifying, authenticating, tracking, and protecting physical products throughout their lifecycle. It enables cryptographically verifiable product identities, chain of custody, fraud detection, theft prevention, and consumer verification. https://roxanneardary.com/itemshield/

LightQuest is a real-world adventure game specification that combines surface and underground exploration with Shadow encounters, cooperative gameplay, persistent digital assets, federated worlds, and player-driven trading. It defines a persistent, interconnected adventure experience where exploration, combat, quests, and community-driven economies evolve together. https://roxanneardary.com/lightquest/

Restored Next.js 13 landing page and token portal for AANN.ai — an AI-driven Web3 social authenticity network with $AN tokenomics, MFAN NFT collection, staking and airdrop tools.

Next.js 15 landing page for EverXNode — an NFT node-licensing sale on a decentralized AI compute network. React 19, styled-components, GSAP, Swiper, captcha-guarded whitelist form. Archived 2025.

Backend engineering, AI infrastructure, real-time systems and blockchain development.

Educational Solidity project focused on leveraged trading, ETH collateral management, PnL calculations, protocol fees, price oracles, and smart contract access control.

CryptoCradle is an open-source, global startup accelerator designed to democratize early-stage funding. It enables fractional micro-investments, multi-currency and crypto fundraising, and milestone-based smart contract funding. The platform integrates AI-driven founder evaluation, investor insights, and mentorship matching, while ensuring end-to-end encryption, KYC compliance, and blockchain-based equity tracking. CryptoCradle is community-driven, with DAO governance, gamification, and collaboration tools, making it the ultimate ecosystem to cradle the next generation of startups. https://roxanneardary.com/cryptocradle/