By Serhiy Khvashchuk · August 13, 2026 · No Comments
If you have problems coming up with bright ideas, say no more. Here is a searchable guide to the most recent OpenAI hackathon projects — 7,856 fresh ideas, every one of them built by somebody who thought it was worth a weekend.
818 were built by teams and 7,038 by solo builders. Search the whole set below, or page through the full list — it is ranked by community likes, so the ideas people actually reacted to come first.
The judges have picked their winners. Meet the eight Build Week winners →
Page 1 of 164 · ranked by likes
#1No more frustration for non reproducible bugs and non-verified work.
Muhammed Al-Dulaimi
#2Hermes World is a real-time visual observability layer for multi-agent AI systems.
Filip Jaki
#3A chemistry app for students and educators, demonstrating the steps of a reaction at both the molecular and observational level.
Charles Mills, pat Gutowski, Aryan Saini, Oliver Robbins
#4A personal self publishing helper tool that includes an interviewer and editor, helping people remember, tell, and preserve their life stories.
Aviya Keisar, Ohad GR
#5Doomo turns your daily choices into a companion you care about. Learning and real-world quests help him flourish; mindless phone use drains him.
Zohair Ahmed, Muhammad Zamin
#6Flix is a swiping movie and TV discovery app that builds smart algorithms to recommend movies/shows, tracks your watch progress, and keeps every release date in one smart calendar.
Justin Cardwell
#7Sara is the first smart speaker AI Agent. She can listen and talk and call a powerful hermes-agent with several skills, tools, scripts to do things impossible with current smart speakers.
Brice Le Blevennec
#8AI gives answers. Decision Trace preserves why—turning meeting transcripts into evidence-backed decisions and next actions.
Takahiro Nochi
#9Breathawear is an advanced wearable device that helps users improve their breathing habits by monitoring chest expansion.
nmurrell07 Murrell
#10Extending the vision of ChatGPT Health with Brazil-specific clinical evidence, pharmacovigilance, and regulatory data—bilingual, traceable, and built for clinicians.
Claudio Carvalho
#11Sight, translated to sound.
Manan Dubey, Sparsh Parashar
#12Socratic Kernel compiles any textbook PDF into a live, voice-verified oral exam—masking key concepts, listening to spoken explanations, and revealing each answer only when its meaning is correct.
Heejin Jo
#13On-Device AI wearable platform that continuously measures blood glucose / blood pressure using physiological signals from smart rings and wearables, delivering private, realtime health intelligence.
Arnold ko, 봉근 박
Give every new Codex verified team experience across sessions—then require repository checks and human approval before it acts.
美帆 鈴木
#15Clone your Windows partition to a new disk—live, with no reboot.
Ariel Williams
#16We don’t take photos. We scrape moments. Moment Scraper is a wearable camera that lets you capture moments by framing them with your fingers. It preserves not just what you saw, but what it felt like.
uezo chan
#17Instagram is built for reach. WhatsApp buries memories. Only You is the end-to-end encrypted social network for families, couples, trips and events.
Anis AYARI
#18RuntimE.Razor helps AI coding agents identify and remove dead code using real runtime evidence rather than static code analysis alone.
HeeJu Kim, Siying Gu, Ligao Zhang, Yunchai (Robin) Sung
#19A bounded Codex colleague that turns accounting evidence into reviewable work while professional judgment stays human.
Fabio Annovazzi
#20InsightIQ is an AI-powered browser assistant that summarizes webpages, analyzes documents, answers questions about web content, and boosts productivity directly inside your browser.
Asima Ashraf
#21Deterministic SDF and Surface Nets tooling for cuttable, deformable game worlds.
Ariel Williams
#22Odyssey turns goals into daily quests, using smart planning, streaks, and rewards to make consistency feel achievable—one step at a time.
Sajid Hameed, Muhammad Rohan, AJ Kid, Nah I'd code
#23Evidence-backed incident response from runtime signal to an operator-approved, tested pull request.
borkiss Yaroslav Bora, Vladyslav Ohirenko, Oleg, Fedir Tsarenko
#24Decode papers. Adapt experiments. Learn by running them on your hardware.
유찬 이
#25From site photos to verified engineering specifications. Reworking a construction project again? SpekiCAD - now even your dog can handle it. (Created by an engineer tired of drafting)
Boris TERENTENKO
#26Turn hotel revenue evidence into a human-reviewed, auditable Seasonal Revenue Note workflow powered by GPT-5.6.
OrangQ7 Zhao
#27An AI-powered workspace that helps students, teachers and researchers analyze Bengali literature, create bilingual summaries, develop research outlines and produce educational content.
Prof. Dr. Milton Biswas
#28An AI Decision Copilot that transforms complex documents into proactive risk alerts, actionable recommendations, deadline tracking, and personalised guidance—before costly decisions are made.
Ankit Kumar Singh, Ravina Bothra, Pradeep Yaduvanshy, Saurabh Kumar
#29A Codex plugin for educational videos
Gyana Ranjan, Fardeen Mansoori, Sonya P.
#30ProGenEDA is building an AI-assisted EDA automation platform that converts circuit intent into editable and simulatable project files .
Muhammad Taha Bin Zaeem
#31Voice-driven extended reality. GPT Realtime hears you, GPT-5.6 Sol plans agentic, and Reframe segments the object and rebuilds the background from monocular depth and TSDF fusion without LiDAR.
Julian S., Lorenz Benke, Filip Paunovic
#32Turn roadside video into defensible speed estimates with timestamp-accurate tracking, perspective-aware calibration, and clear visual evidence—all on iPhone.
Paul Ledger
#33Explore new places, meet local characters, and practice real conversations in an open-world AI-powered language learning game.
Rehaan Cubes
#34The work behind the work deserves to be seen.
Anirudh Madadi, Anmol Deepak, Anika Madadi
#35Say It. Hear It. Sequence It.
Jae ho Lee
#36AI Assisted 3D asset creation locally on Consumer PC/Laptops, full local pipeline from Mesh Generation, Retopo, Texturing to Animation
intisarGIT Faiyaz
#37An installable AI beach agent that plans, watches and replans your Sardinian beach day as wind, waves and personal constraints change.
Paolo Mulas
#38Turn one screenshot into a structured bug or feedback report. Upload an image, add context, and get an editable, export-ready ticket with priority, impact, and suggested fixes.
Chris Kubisch
#39CareRelay AI helps hospitals coordinate urgent transfers by evaluating receiving facilities, checking capacity, preparing clinical handoffs, and requiring clinician approval before action.
Dhruba Jyoti Kalita
#40Free, transparent training for bone-marrow cellularity and visual population estimates.
Fern Tirado, Justin Pegram
#41🔥A *no-cost* hybrid AI app that retrieves and analyzes video metrics and *actual* user comments — automatically and for you to keep. 🞂 NO Cost 🞂 NO Spam 🞂 NO Ads 🔥3-min video overview below.
Lauren K.
#42Point at the pixels. Ship the code. Cortex turns solo agent chats into team sessions: everyone marks up agent-built UI on one shared canvas, and the agent applies it straight to the code.
Steven Lê, Đức Bùi, Nam Trần, Vu Tuan
#43A 2D RPG game, where you explore and learn new things via interactive lessons and test your learnings in a dungeon fight!
Fardozzoha Fardin
#44GitHub Time Machine helps developers understand how a GitHub repository has evolved over time. Instead of scrolling through hundreds of commits, users can explore code changes, contributor activity.
Sai Karthik, Anmol Singh, Vijay Babu Mukkapati, Foysal Ahmed Pranto
#45Private messenger ,NO phone number or email required , Voice and video calls, Real-Time Call Voice changer, PANIC PIN, Media and Location sharing and much more!
Rza Asadov
#46Mitsu turns your webcam into a hands-free window manager: grip windows, move them across monitors, and say where they should go.
Francis Daniel Genese, Veeny Bautista, Marc Steeven Parubrub, Christian John Sabino
#47Learn why AI hallucinates and how measurement catches it. Playable physics with computed black holes, a real broken benchmark, and GPT-5.6 as the map-maker, never the referee.
dlowzzxx Krasniqi, Anisa Krasniqi, Naser Krasniqi
#48Ring shaped VTOL with unique maneuvers
Gabriel Nkuna
Source: openai.devpost.com project gallery. Snapshot taken 2026-08-17. Like and comment counts are as of that date.
