The fastest way to findAI & Web3opportunities

Week-long hackathon building with CLAD. Theme is Create — build tools that help people generate content, ideas, or creative work using CLAD. Register once to participate in all four weekly hackathons in the series.

Thirty-six hour hackathon for hardware and software solutions tackling real-world challenges. Seventh edition of the flagship IEEE student event, featuring keynote talks, networking, and evaluation by industry professionals. Open to students across diverse disciplines building for social impact.

Build concurrent AI agents using Mozaik, JigJoy's framework for running thousands of autonomous agents in parallel instead of sequentially. One open brief, one weekend: build a research swarm, a self-reviewing codebase, a live ops room, or parallel hypothesis testing. Every registered participant gets a discount on Mozaik Cloud and Hyperskill Bootcamps.

Three-track hackathon on Telegraph Protocol built on Base. Submit Miners (APIs, models, datasets, or tools), evaluation scripts that rank Miner quality, or applications built on top of live Miners. Part of a 3-hackathon series — Hackathon 1 runs August 17 to September 7, followed by two more rounds through December.

Build the intelligence layer for RYO-CHAN, a no-code AI trading platform. Three tracks: autonomous agents that reason over market data, dashboards that surface what changed and why, or new research tools filling gaps in RYO-CHAN's toolset. Mix tracks if it strengthens your build. Grand prize winner gets an all-expenses trip to RYO-CHAN's Tokyo HQ.

Build prediction market experiences on DreamDEX Event Contracts, from consumer trading apps and AI-powered trading agents to analytics tools and social prediction products. Submit a working prototype on testnet with meaningful use of DreamDEX APIs or SDKs. Production-ready applications are favored over simple proofs of concept.

Build an AI agent with persistent memory on Sibyl Memory, the dynamic data layer built for long-term recall. Stack in Base and Virtuals Protocol to boost your Builder Score, judged on a pass/fail memory gate plus a 100-point rubric. Register your team by Aug 31, then build Sep 1 to 10.

Build a mobile-first social experience in a Decentraland World: a hangout, multiplayer activity, or cooperative or competitive game designed for touch controls and small screens. Must be open source, publicly accessible in-World throughout judging, and work as a persistent experience without a host or scheduled event.

Build a mobile-first social experience in a Decentraland World: a hangout, multiplayer activity, or cooperative or competitive game designed for touch controls and small screens. Must be open source, publicly accessible in-World throughout judging, and work as a persistent experience without a host or scheduled event.

Build, deploy, and scale AI applications on Runpod's GPU cloud infrastructure over six days. Build an inference API, AI agent, generative media workflow, fine-tuning pipeline, or new developer tool. Covers serverless inference, model training and deployment, and production considerations like performance and cost.

Build a game in The Sandbox Studio around the theme "Overgrown" — transformation, growth, decay, or wildlife. Lead judge is Larry @majornelson, the iconic voice of Xbox. Six special mention prizes beyond the top 3, including Best Movement, Most Atmospheric, Hardest to Put Down, and Most Ambitious. Must use The Sandbox Studio editor and submit before the deadline.

Build real-time conversational voice experiences using Agora Conversation AI, from voice assistants to healthcare and productivity tools. Open to developers, students, and startups, solo or in teams of up to 4. Agora Conversation AI must be a core part of the solution, and projects must be built during the hackathon period.

Analyze and document the strategy behind your AI Training Agent for the Pokémon Trading Card Game. Explain deck construction choices, hypotheses tested, and strategic reasoning. Judged on model performance, deck design quality, and report clarity. Must also enter the Simulation Category to be eligible. Top 8 finalists may be invited to an in-person tournament in Tokyo.

Build an AI agent with the Strands Agents SDK that handles repetitive tasks and runs autonomously in the background, only surfacing when a real decision is needed. Enter one of three tracks: Everyday Agents for home and personal life, Professional Agents for work tasks, or Good Neighbor Agents for community and nonprofit use cases. Deploying with Bedrock AgentCore strengthens your technical score but isn't required.

Build AI agents on Celo with real utility and adoption. Five tracks: Most Value Moved, Real World Adoption (including a stablecoin track with Ripio, cNGN, and USAT), AskBots testing and feedback, cPay testing and feedback, and Judges' Top Picks. Kickoff call August 28th walks through tracks, criteria, and the full tooling stack including cPay, the AskBots CLI, the x402 facilitator, and a remote MCP server.

Build a custom Aqua app implementing a sophisticated DeFi position on 1inch's SwapVM stack, with a general track and a separate Continuity track for teams extending existing work. Projects using SwapVM opcodes score higher, and final positions must be demoed through tests or a UI with onchain execution shown.

Build privacy-enhanced applications using Midnight's zero-knowledge technology. First wave of a three-wave grant program, part of a 12,500 USDT total pool. Submit before the wave deadline to be judged and eligible for the grant.

Build on Hedera across four tracks: AI agentic payments with x402, open source contributions to the Hedera Harness, real-world asset tokenization with the Asset Tokenization Studio, or bring an existing Hedera project forward with substantive new work. Each track needs a public GitHub repo and a demo video under 5 minutes.

Build with World's identity stack for verified humans and AI-assisted interactions. Extend an existing project with AgentKit to distinguish real human-backed agents from bots, open only to Continuity Track participants, or build a Selfie Check flow for risk, eligibility, or abuse prevention. Both tracks require a working app tested in the World ID Sandbox plus a written feedback document on the developer experience.

Build on or integrate any part of the Uniswap stack, including the API, AMM v2/v3/v4, CCA, new v4 hooks, or tooling for the wider ecosystem, with a general track and a separate Continuity track for teams extending existing work. Requires a public repo, a FEEDBACK.md file, and a completed Uniswap Developer Feedback Form submission.

Build production-grade AI applications on partner-led tracks from Intel, Qualcomm, SiMa.ai, and Speechmatics, spanning physical AI, on-device AI, edge AI, and voice. Online build is open to everyone; onsite build at the Santa Clara Convention Center during AI Infra Summit is invitation-only and doesn't cover travel or accommodation. Teams of 1-5.

Details limited — description of what to build was not available at time of listing. Related to Commonsmade's VibeFi. Includes a "Vault" prize structure paying out $20,000 plus 80% of all revenue generated by the winning entry, in addition to standard placed prizes.

Build the best integration of KeeperHub, a deterministic execution layer for onchain agents, into a live project with real users. A separate bounty rewards shipping an open source feature to the KeeperHub repo itself, which stacks with the main track. Submissions need a source code link, a demo video, and a link to a transaction executed through KeeperHub.

Build a Mini App using the Nimiq Pay Mini Apps Framework, which handles wallets and payments so you can focus on the product. Open to developers, AI builders, vibe coders, and indie hackers, solo or in teams. Apps must be open source and can span games, productivity tools, marketplaces, or social experiences.

Build an AI agent on Solana, trader, tool, or product, then tokenize it on ClawPump or EasyA Kickstart by Sept 19 as your entry ticket. Judged live over six weeks on streams by a panel including Ansem, Solana Foundation, Delphi, and Haun. Most of the prize pays out in vesting $ANSEM tokens rather than upfront cash, and entry requires deploying a real token on-chain.

Three-month challenge to build a real-world application on XRPL Mainnet, attract users, and generate on-chain volume. Weekly leaderboard tracks progress. Prize categories reward most users, highest volume, hitting 300 active users, and a jury grand prize for best overall project. Top projects can enter the Aquarium incubator.

Build an AI-powered solution to a real-world problem, open to any domain: generative AI, computer vision, NLP, healthcare, sustainability, productivity, or developer tools. Judged mainly on innovation and creativity of the idea.

Build a new full-stack app with Convex as the backend, Firecrawl for data, and AgentMail for inbox capability, using Codex or any agent with the Convex plugin. Every participant gets 20k in Firecrawl credits during the build. Judges want real apps a person would use, not developer tools.

Build an AI project alongside WeAreDevelopers World Congress North America in San José. Take part fully online, or apply for on-site days for additional prizes and a chance to showcase live, travel and accommodation not covered. All online participants get a ticket to the World Congress. Challenge tracks, tech stack, and prize pool were still to be announced as of listing.

Build with IBM Bob 2.0, an AI development partner that works with full repository context to help developers reason through logic and navigate complex codebases. A 48-hour online build, solo or in teams, judged on application of the technology, presentation, business value, and originality. Specific challenge tracks and submission requirements were still to be announced as of listing.

Multi-track Web3 hackathon covering DeFi, NFTs, DAOs, gaming, and infrastructure. Build production-ready dApps with real users and on-chain activity. Judged on technical execution, innovation, and ecosystem impact. Part of the ongoing CTC builder series with ecosystem support and mentorship from Web3 protocols.

Build a voice AI agent on AssemblyAI, either through the end-to-end Voice Agent API or the Realtime Speech-to-Text API with your own orchestration and LLM. Month-long build window, registration stays open the whole time. Judged on application of technology, presentation, business value, and originality.

Global mobile hackathon for builders launching real apps to the App Store or Google Play. Compete across 21 prize categories including Grand Prize, Best Game, Design Award, Build in Public, and Next Gen (students). Grand Prize winner gets cash, a Times Square billboard feature, and an invitation to App Growth Annual in NYC. Must use RevenueCat for in-app purchases and subscriptions.

Deploy a paid x402 endpoint on Algorand Mainnet — charge per data request, compute job, action, or verification — and generate real on-chain usage. Top 50 on the leaderboard compete for 10 finalist spots who pitch live at Devcon 8 India. Judged on real usage, use case quality, technical execution, and long-term potential.

Five-week business-first online build program to learn Canton, form ideas, and ship production-style MVPs. Single track: Real-World Asset and Business Workflows — build end-to-end workflows for issuance, state changes, transfers, and audit. Top 5–10 finalists compete in a live Grand Final on October 14. Strong post-hackathon ecosystem support for fundraising and pilot launch.

Build privacy-enhanced applications using Midnight's zero-knowledge technology. Second wave of a three-wave grant program, part of a 12,500 USDT total pool. Submit before the wave deadline to be judged and eligible for the grant.

Build AI agents and high-performance AI applications entirely in the cloud on AMD GPUs and the ROCm software stack, no local hardware needed. Requires signing up for the AMD AI Developer Program to be approved. Online build for everyone, with an on-site phase across three Italian cities, Rome, Milan, and Imperia, for approved participants, travel and accommodation not covered.

Design and build a new subnet for the Bittensor network, from mechanism design to a working testnet implementation. Define what work miners perform, how validators score it, and how the incentive system rewards contribution. Submit progressively: a subnet proposal by Sep 20, then a full testnet implementation, GitHub repo, demo video, and final pitch by Oct 19. Strong projects may get incubation support through Bitstarter or interviews with Bittensor accelerators.

Formerly the LLM Hackathon for Materials Science and Chemistry, now expanded to the physical sciences and mathematics. Build LLMs, autonomous agents, datasets, benchmarks, models, or scientific software against real research problems, in teams of 3 to 10, with mentors from academia and industry. No cash prize, judged on impact potential, innovation, scalability, and domain relevance.

Real genomic and clinical data from a child living with Mosaic Variegated Aneuploidy, an ultra-rare genetic condition, shared by the family to find answers. Track 1: predict the causal genetic variant from FASTQ and VCF data, scored automatically on a live leaderboard. Track 2: propose a repurposed existing medication based on the disrupted biological mechanism, judged by an expert panel. Data access is controlled and requires an approved request; all outputs are released under CC BY 4.0.

Build a fully deployed, revenue-generating SaaS platform with a live monetization engine, not a prototype. Open to all ages and occupations globally, despite Devpost's student-only platform tag. Submissions need a live public deployment, a public repo, a working MVP, and a demo video, judged on architecture, compliance, market fit, monetization, UI/UX, and pitch.

Build browser-native AI tools and 3D experiences that transform natural language into interactive worlds. Projects must run in the browser and turn plain language into 3D scenes and working logic. Covers AI-generated 3D scenes, intelligent NPCs, procedural worlds, and real-time AI interactions using any web-based 3D stack.

Build privacy-enhanced applications using Midnight's zero-knowledge technology. Third and final wave of a three-wave grant program, part of a 12,500 USDT total pool. Submit before the wave deadline to be judged and eligible for the grant.

Four-month hackathon to build and launch live products on QIE Mainnet — not demos. Five tracks: DeFi, AI and Autonomous Agents, Consumer Apps, Commerce and Real World, and Developer Infrastructure. Prizes split 50% on win and 50% released after hitting 90-day traction milestones covering wallet growth, transaction volume, and revenue.

A 3-month AMD-powered developer growth program, individual participation only, running monthly build challenges from Sept 1 to Dec 1. Earn XP through building, learning, community support, and referrals to climb from Bronze to Legend rank. Cash prizes go to the first 3 builders to reach Legend, which requires 10,000+ XP plus a final challenge unlocked near the end of the program.

Build with Arbitrum, the Layer 2 ecosystem, across DeFi, gaming, social, tools, or anything new. Use Stylus or Solidity, deploy on Arbitrum One or your own Orbit chain, and bring an existing product or start fresh. Top projects get exposure to the Arbitrum ecosystem and connect with regional leaders in Dubai. Starts Oct 31.