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OpenAI Build Week

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External Brain System (EBS)
External Brain System (EBS)

External Brain System (EBS) turns finite AI conversations into persistent, recoverable states—preserving decisions, reasoning, tasks, rules, provenance and key checkpoints across models and providers.

Marius Wilk
1 0
Recollection
Recollection

Meet someone you love when they were your age

AshwinGoyal705 Ashwin Goyal
0 0
CodeTrail
CodeTrail

Find the shortest evidence-backed path through unfamiliar C code, files first, functions second, all without leaving VS Code.

Hank 47
1 0
Sketch2Latex.
Sketch2Latex.

Turn sketches into clean LaTeX.

Hamza Imouhne
1 0
Flight Delay Assistant
Flight Delay Assistant

Every flight-delay remedy, explained and ready to request.

The Ultimate Foodie Blog
1 0
Tadak
Tadak

Turn the songs you already love into a cadence-aligned running mix before you head out.

Inside Park
0 0
OpenSpiderz
OpenSpiderz

OpenSpiderz is a visual automation platform that is highly customizable, code-extensible and node-based workflow automation engine that acts as the connective tissue for your entire tech stack.

John Ugbor
0 0
ABAKADA Lesson Plan Generator
ABAKADA Lesson Plan Generator

A low-cost AI lesson plan generator helping Philippine teachers turn curriculum data into editable daily lesson plans.

Renz Rodney Ramido
0 0
Bair1 — Live Air Quality for Humans & AI
Bair1 — Live Air Quality for Humans & AI

Real air-quality hardware, explained by GPT‑5.6 — live PM2.5 readings become plain-English health advice, and an MCP server lets AI agents like Codex check the air in your room

Chilumba Machona
0 0
Constitutional Runtime for Autonomous Systems (CRAS)
Constitutional Runtime for Autonomous Systems (CRAS)

A pre-execution authorization runtime that requires evidence before autonomous action. Deterministic protocols, not AI model outputs, govern whether an endpoint may execute.

Bruce Tisler
3 1
TaxProof Solo
TaxProof Solo

An evidence-first tax assistant that turns a Canadian contractor’s receipts, invoices, and transactions into a defensible tax reserve, deduction ledger, and year-end action plan.

Rowland I. Ekemezie
0 0
The digital secretariat
The digital secretariat

Accounting firms lose clients to dropped balls, not bad math. The Digital Secretariat never forgets—logging and routing every email, clearing routine work, surfacing only real exceptions. It scales.

Bogdan Czarnecki
0 0
Tomato Clip
Tomato Clip

Your AI video editor that thinks, edits, and creates viral-ready short videos for you.

Nyanko908 Koumoto
1 0
Trajectory
Trajectory

Trajectory is the version control for your life: compare who you were with who you are becoming, trace the choices that shaped the change, and retain control over the story.

Shrawan Sapre
0 0
BeforeHand
BeforeHand

BeforeHand is an app which helps people practise before entering unfamiliar situations. It involves practising making decisions and conversations that you don't know how will happen.

Marija Dragojevic
1 0
mixGUI
mixGUI

AI powered Graphical User Interface for mixDIFF - a branching music production software

Tibor Várkonyi
0 0
ARGOS
ARGOS

ARGOS is a multi-agent contextual intelligence platform that helps make better tactical decisions by integrating specialized AI perspectives into a single, explainable recommendation.

Jorge Brandán
0 0
Monitor Supply
Monitor Supply

Monitor Supply lets you compare any display from any brand simply without the marketing fluff.

Tushar Gupta Siddharth Gupta
0 0
Voice2Motion
Voice2Motion

Voice2Motion transforms a therapist’s natural spoken exercise instruction into structured, reviewed, and accessible patient guidance.

Fridolin Buchmeier
0 0
Movement Coach
Movement Coach

A phone-first bodyweight coach for building strength, mobility, and stability through guided workouts, timers, progress logs, and AI-ready training history.

Dylan Punchihewa
2 0
KELLY / Causalea
KELLY / Causalea

A governed AI decision engine that turns live evidence into forecasts, proofs, and memory.

Aaron Moyer
0 0
Pebble Pills
Pebble Pills

"Have I taken a Pill" Pebble 2 reminder app in C and Javascript from scratch written under GPT-5.6-Sol controller on t3 code harness. With Deployer forkflow to pebble app store.

Michael Tomkins
0 0
KairSun
KairSun

KairSun transforms daily habits, skills, and setbacks into an adaptive journey of lasting personal growth.

Ignacio Menechino
1 0
CFO Intel
CFO Intel

CFO Intel is a financial decision platform that turns raw financial data into board-ready intelligence with an evidence paper trail.

Bukie Faforiji
1 0

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