Open Source Blockchain

Openfabric is a decentralized layer‑one blockchain that lets AI developers, data providers, and infrastructure partners build, train, and deploy algorithms on a permissionless network. Its marketplace offers ready‑made tools, and token holders can stake for governance and liquidity.

Lightchain AI is a blockchain ecosystem that integrates AI into decentralized applications using a Proof of Intelligence (POI) consensus. It features an AIVM for AI task execution and tools like a blockchain explorer for transparent, auditable AI operations.

adot is a decentralized search network providing distributed indexing and semantic search across blockchain data, IPFS, and dApps, using peer-to-peer nodes, federated queries, APIs/SDKs, on-chain governance, token incentives, and privacy-preserving query controls.

Chaingpt is an AI platform for cryptocurrency and blockchain technology assistance that offers unlimited solutions and use cases.

AnChainAI delivers AI‑powered blockchain forensics, real‑time crypto payment screening and cross‑chain analysis for 70+ blockchains. It automates transaction tracing, risk scoring, smart‑contract due diligence, and compliance reporting, cutting investigations to seconds.

Open‑Chat is a self‑hostable, decentralized chat platform that supports both proprietary and open‑source AI models. It provides a full chat API, runs LLMs on local GPUs, lowers latency, enhances privacy, and deploys easily on personal or cloud servers.

ContractReader Audit Tool lets developers and auditors view and analyze smart contracts on Ethereum, Goerli, Sepolia, Optimism, Polygon, Arbitrum, Base, and BNB Smart Chain. It offers syntax highlighting, live on‑chain values, testnet interaction, and GPT‑4 security reviews for pre‑deployment valida

OpenEvidence is a secure medical information platform for U.S. healthcare professionals, facilitating question logging, managing protected health information, and streamlining prior authorization letter writing with access to trusted clinical findings and insights from over 10,000 care centers.

Cortex is a blockchain platform that integrates AI into decentralized applications, enabling on-chain AI inference with GPU resources. It features smart contracts with machine learning, supports Solidity, and offers a collaborative ecosystem for AI model sharing.

Quick Intel scans smart contract addresses across 54+ chains, delivering AI‑driven analysis in seconds. It flags hidden code, identifies scam patterns, and shows warning labels while recording key attributes for risk assessment.

Joba is a decentralized job marketplace that connects freelancers and employers via on‑chain contracts and Soul‑Bound Tokens. It offers crypto payments, secure invoice tracking, AI‑driven matching, and verifiable credentialing for global talent in a user‑friendly interface.

Open Knowledge Maps is an AI search engine that visualizes scientific literature across disciplines, clustering related papers to reveal topic connections and trends. It supports varied document types, offers high‑quality metadata, multilingual browsing, and open‑source integration.

web3.com ventures focuses on scalable infrastructure within the web3 ecosystem, enhancing product development in AI, DeFi, and privacy technologies. It provides developers with foundational tools to build diverse applications efficiently and securely.

QnA3 aggregates on‑chain and off‑chain data for Web3 market analysis, providing a data marketplace, API/SDK, and Agent‑as‑a‑Service for low‑code strategy deployment secured by smart contracts. It supports subscription, profit‑sharing, real‑time leaderboard rankings, and social trading collaboration.

ChainClarity offers AI‑driven, concise explanations of over 500 crypto whitepapers from major Layer 1 and Layer 2 projects. Users can search, filter, export summaries, and request new explanations to streamline research workflows for developers and researchers.

Opus is a decentralized entertainment AI tool that enables users to create and produce various forms of content using advanced AI technology, reducing production costs and time.

Civitai is a community-driven hub for AI art and model sharing, offering a large gallery, model repository, and tools to create LoRA modules and Stable Diffusion checkpoints. Artists upload and remix images, while developers build and integrate custom models via API.

Open Apps is an open-source app directory that offers a curated selection of free alternatives to popular software tools, enabling users to find quality open-source solutions across various categories for development and productivity needs.

Openkoda is an open‑source insurtech platform providing modular templates for claims, policy, and embedded insurance. It offers AI analytics, automated documents, role‑based access, multi‑tenant clustering, and API hooks for rapid, scalable development without vendor lock‑in.

Tearline offers AI-driven blockchain tools: a no-code chatbot builder for proprietary and on-chain queries, developer APIs for dApp integration and automation, on-chain dashboards and recommendations, plus an agent marketplace for DeFi actions and swaps.

Open SaaS is an open-source framework for building scalable applications with React and Node.js, offering features like pre-configured authentication, payment integrations, TypeScript support, an admin dashboard, and easy deployment without vendor lock-in.

SENEX Intelligent Chain is a privacy‑compliant AI‑over‑blockchain platform that stores data on a decentralized network, enabling secure, distributed AI processing while preserving user anonymity, reducing latency, and allowing developers to build industry‑specific smart apps, and AI adapts to new da

CryptoDo is a no‑code, multi‑chain web3 builder that lets non‑technical users deploy smart contracts and dApps within minutes. It offers a visual editor, AI‑powered contract customization, and templates for tokens, staking, DAOs, and NFT marketplaces across Polygon, Tron, and Fantom.

OpenAgents is an open-source framework for building and operating scalable, interoperable AI agent networks. It provides tools to launch, connect, and orchestrate agents with live monitoring, enabling collaborative applications and workflows.

Shakespeare is an open-source AI builder for decentralized applications, featuring community-driven apps for social connectivity, private journaling, task management, music exploration, and anonymous reading, while prioritizing data ownership and privacy without centralized servers.

OpenFang.sh is an open-source agent operating system that orchestrates autonomous AI agents and capability packages across macOS, Linux, and Windows. It provides a secure, sandboxed runtime with built-in tools for tasks like research, monitoring, and automation, all managed through a native desktop

Surf is an AI tool for cryptocurrency analysis that provides real-time market insights, tailored agent tools, on-chain tracking across 40 blockchains, and over 200 technical indicators to support informed trading decisions.

Mistral AI offers developers a platform for building cutting-edge generative AI models with a focus on performance and customization. Their models excel in reasoning tasks and benchmarks, providing flexible deployment options across infrastructures.

FreedomGPT unifies access to 400+ AI models, showing side‑by‑side answers for voting and auto‑selection via leaderboard. It keeps privacy safe, runs on Windows/macOS, and is open‑source for community contribution and collaboration.

KushoAI automates API contract tests from OpenAPI or Postman, continuously monitors contract drift, and updates suites. It runs real‑time security scans, covers API, database, and UI layers, and self‑heals tests as code evolves, providing release risk scores for ship decisions.

OpenArt is an AI art generator that provides powerful tools for you to generate and edit images, especially artist assets, that you can directly use and edit to improve.

n8n is an open‑source workflow automation platform with a visual canvas and custom JavaScript/Python support. It connects to 500+ integrations, enables AI agents and RAG, offers audit logs, real‑time alerts, and can be self‑hosted on Docker or Kubernetes.

Blueberry AI is a web‑based 3D asset manager that lets users view, search, tag, and version Max, Maya, Blender, OBJ files instantly in the browser. It offers secure private deployment with blockchain logging and integrates with Jira and Slack.

Solidus AI Tech provides AI, Blockchain, and HPC services via a secure Bucharest platform. Addressing concerns over outsourcing, latency, security, and costs, it offers up to 40% power savings and self-service options for resource accessibility.

WeInvest is an AI‑driven crypto platform featuring a multi‑agent dashboard for real‑time market analysis and automated decisions. It creates gas‑less smart accounts, supports wallet integration, group multi‑sig wallets, managed funds, and Stripe or Moonpay onboarding, available on web and mobile.

Edgen is an AI-powered copilot for crypto and stock investors, delivering real-time insights, trading signals, and sentiment analysis to simplify market trends. It offers tools like pivot alerts, investor picks, and fundraise tracking to help traders make data-driven decisions effortlessly.

Ratio1 is an AI operating system that combines blockchain technology and a low-code framework, enabling efficient development and deployment of AI applications in a decentralized environment, supporting scalability, privacy, and community engagement through a tokenized economy.

A free, user-friendly, multilingual, and open-source AI image generator that utilizes Stable Diffusion.

NomStead is a cross-platform sandbox MMORPG where players build kingdoms on a 2D pixel map, gather and craft resources, drive a player-controlled economy, complete daily quests, and trade blockchain-hosted assets via Immutable.

Uncensored AI delivers a chat platform featuring Claude Opus, Gemini, Grok, and MiniMax M2‑Her. It supports text, audio, image, and code interactions, including image‑to‑video via Image Studio. API beta and usage stats benefit developers, writers, educators, and researchers.

OpenPencil.dev is a lightweight, open-source desktop design editor that runs locally with full Figma file support. It offers scriptable workflows and an optional AI chat tool, prioritizing developer control and extensibility under the MIT license.

OSS Chat delivers a single chat interface that connects users to open‑source project resources—docs, issue trackers, papers, and community Q&A. It uses ChatGPT and a vector database to provide quick, privacy‑compliant access to up‑to‑date knowledge across diverse tech domains.

PenPot.app is an open-source design platform for creating UI, wireframes, and interactive prototypes with CSS Grid and Flexbox layouts. It features AI-driven workflows for design-to-code automation, design systems management, and self-hosted deployment for enterprise control.

Orbofi lets users create autonomous AI agents in a minute, deploying them to secure sandboxes with code execution. Agents perform tasks such as trading, content generation, and DeFi interactions, and can be traded for fees on decentralized markets.

Crypto Arbitrage Bot identifies price discrepancies across over 40 exchanges, enabling users to execute profitable trades. It features real-time alerts, wallet analysis, and AI-driven insights, catering to both novice and experienced cryptocurrency traders.

Codehound is an AI-driven smart contract auditing tool that automates security assessments across multiple blockchain networks. It detects vulnerabilities in Solidity files and projects, offering detailed reports and a Visual Studio Code extension for efficient integration.

Open-claw.org is a premium, subscription-based AI deployment platform that lets you launch powerful AI agents in one click

Octobot is an automated trading platform for cryptocurrency investors, enabling diversified strategies like dollar-cost averaging. It integrates with TradingView, offers virtual money testing, and supports community-driven, open-source trading strategy development.

Open Voice OS is an open-source, community-driven voice AI platform for building customizable assistants across Raspberry Pi, embedded devices, Linux desktops, and Docker. It provides plugin-based STT/TTS, configurable wake words, extensible skills, and privacy-focused self-hosting.

Arbius is a decentralized AI network powered by machine learning. It enables token holders to govern protocol updates and reward distribution, promoting democratic AI interactions for efficient problem-solving in domains such as DeFi and NFT marketplaces with fast task confirmations.