• Devpost Devpost
    • Log in
    • Sign up
    Join a hackathon
    Devpost logo

    Devpost

    Participate in our public hackathons
    Hackathons Projects
    Devpost for Teams

    Devpost for Teams

    Access your company's private hackathons
    Login
    Host a hackathon
    Devpost

    Devpost

    Grow your developer ecosystem and promote your platform
    Host a public hackathon
    Devpost for Teams logo

    Devpost for Teams

    Drive innovation, collaboration, and retention within your organization
    Host an internal hackathon

    By use case

    AI hackathons Customer hackathons Employee hackathons Public hackathons
    Resources

    Blog

    Insights into hackathon planning and participation

    Customer stories

    Inspiration from peers and other industry leaders

    Planning guides

    Best practices for planning online and in-person hackathons

    Webinars & events

    Upcoming events and on-demand recordings

    Help desk

    Common questions and support documentation

  • Devpost Devpost
  • Join a hackathon
    • Devpost logo

      Devpost

      Participate in our public hackathons
      Hackathons Projects
      Devpost for Teams

      Devpost for Teams

      Access your company's private hackathons
      Login
  • Host a hackathon
    • Devpost

      Devpost

      Grow your developer ecosystem and promote your platform
      Host a public hackathon
      Devpost for Teams logo

      Devpost for Teams

      Drive innovation, collaboration, and retention within your organization
      Host an internal hackathon

      By use case

      AI hackathons Customer hackathons Employee hackathons Public hackathons
  • Resources

    • Blog

      Insights into hackathon planning and participation

      Customer stories

      Inspiration from peers and other industry leaders

      Planning guides

      Best practices for planning online and in-person hackathons

      Webinars & events

      Upcoming events and on-demand recordings

      Help desk

      Common questions and support documentation

  • Log in
  • Sign up

OpenAI Build Week

Descend
  • Overview
  • My projects
  • Participants (46670)
  • Resources
  • Rules
  • Project gallery
  • Updates
  • Discussions
  • FAQs
Connect with the participants – support your favorite projects by liking, sharing, and commenting on them.

Filter submissions

Which category are you submitting to?
RunTempo
RunTempo

Turn your music into cadence-matched running mixes that keep every stride on beat.

JINGJING WU
0 0
Leucoform
Leucoform

A companion support layer that preserves sovereign provenance across agentic development.

Kaileah Wert
0 0
StanZer
StanZer

StanZer turns any album into a fast, competitive music quiz with five-second clips, synced multiplayer rooms, live rankings, and unlockable achievements.

Uddy Ozoh
0 0
Rail Rush Academy
Rail Rush Academy

A fun educational minecart game where players learn by answering quizzes.

Takaaki Masaki
1 0
Moiré
Moiré

Turn the page into an experiment.

Andry Lloyd Paez
0 0
ZZAIM — AI Lesson-Plan Studio for Korean K-12 Teachers
ZZAIM — AI Lesson-Plan Studio for Korean K-12 Teachers

AI lesson-plan studio for Korean teachers. Chat, MCP (ChatGPT & Claude), and direct export to HWPX — Korea's official school document format — built from scratch during Build Week with Codex & GPT5.6

Jeonghyeon Lim
0 2
Conquer Your Path
Conquer Your Path

A curated financial simulator where you are presented with different paths and forks in life showing where you might end up. All focusing on ending up at the metaphorical castle at the end.

J widney
0 0
refundly:AI live verification for food delivery refund claim
refundly:AI live verification for food delivery refund claim

Refundly is a developer platform that helps food delivery applications verify whether customer refund claims are legitimate. Developers can generate API keys and Session for each request refund

inflection-technologies Rafael
1 0
Family Companion AI, an Evidence Informed Parenting Support
Family Companion AI, an Evidence Informed Parenting Support

An evidence-informed AI companion for busy parents, offering personalized guidance, child development insights, helpful memory, and transparent explanations, a trusted helping hand for a family life.

deep19901985 Chullikkatt Kunjachan
1 0
TimeWalk
TimeWalk

Imagine you're in Athens. The Parthenon rises before you. A voice says, "Welcome, I'm Socrates." Wherever you go, history's greatest voices are brought to life by AI, ready to welcome you.

Anyi(Annie) Ding
1 1
Personal Listening-Speaking Interactive Feedback Assistant
Personal Listening-Speaking Interactive Feedback Assistant

RecallSpeak finds exactly what breaks your English conversations, explains it in your native language, and turns your real conversations into personalized listening and speaking lessons.

Takuya Kishihara
0 0
bandmaster
bandmaster

Bandmaster is CLI/SKILL that lets multiple Codex Agents work safely in the same Git working tree. It prevents file conflicts, preserves tasks and handoffs across restarts, validates work, and commits.

Ricardo de Arruda
1 0
Smart Marketing Campaign Optimizer
Smart Marketing Campaign Optimizer

An evidence-aware marketing agent that turns analytical recommendations into policy-bounded, human-approved actions with complete audit trails.

Ash Liu
1 0
Focused
Focused

A browser extension with an agentic layer that organizes, understands and searches your browser tabs

Prithvi Bharadwaj
1 0
Fast US Employer Health Plan Pricing for AI Agents
Fast US Employer Health Plan Pricing for AI Agents

During OpenAI Build Week, Codex and GPT-5.6 made public US employer-plan data economical for AI agents. One real case: 292GB JSON to 2.5GB query-ready in 8m54s, audited and served via MCP/API.

Dmytro Nikolayev
0 0
Ari
Ari

Ari is an AI work OS that turns everyday requests into verified CRM, task, email, calendar, and meeting actions so teams get outcomes, not just chat replies.

danish Khan
0 0
AxisLab
AxisLab

AxisLab turns a student’s robotics question into a verified, interactive 3D lesson that makes equations visible and difficult concepts click.

3 0
Sisco's Guitar Tuner
Sisco's Guitar Tuner

A guitar-first chromatic tuner with interactive headstocks, alternate tunings, real-guitar reference tones, and built-in practice tools.

0 0
Humble Compass: Teach AI to See the Child
Humble Compass: Teach AI to See the Child

Before AI helps teach, teach it how to see the child. Humble Compass reveals how a human-governed moral orientation changes the way the same AI understands and responds to classroom dilemmas.

Samuel S
0 0
FacetDrive
FacetDrive

FacetDrive turns a Windows folder into a read-only virtual drive organized by meaning.

1 0
RaceBox Telemetry Viewer
RaceBox Telemetry Viewer

A lightweight C++ app that captures RaceBox Micro telemetry, helping racers review laps, compare performance, and discover where they gain or lose time. or Radio control car racing

Alex Pate
1 0
PlateSwap
PlateSwap

PlateSwap is a community platform where neighbors can swap homemade meals with each other, making it easy to enjoy different home-cooked dishes while building stronger local connections.

Roaim Khan
1 0
Hellos
Hellos

Hellos lets AI companions live in the real world — at the park, the corner cafe, down your street. Meeting them takes a short walk: a small daily reason to leave your chair.

Ryo Park Sakino Tomiura
1 0
Codex Patch Studio
Codex Patch Studio

Turn your installed Codex desktop app into a version-aware, locally verified developer platform.

Ryan Craighead
1 0

601 – 624 of 8014
  • «
  • 1
  • …
  • 24
  • 25
  • 26
  • 27
  • 28
  • …
  • 334
  • »

Devpost

  • About
  • Careers
  • Contact
  • Help

Hackathons

  • Browse hackathons
  • Explore projects
  • Host a hackathon
  • Hackathon guides

Portfolio

  • Your projects
  • Your hackathons
  • Settings

Connect

  • Twitter
  • Discord
  • Facebook
  • LinkedIn
© 2026 Devpost, Inc. All rights reserved.
  • Community guidelines
  • Security
  • CA notice
  • Privacy policy
  • Terms of service