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OpenAI Day Tools

149 best OpenAI Day tools and apps, curated and ranked by community upvotes on ProductCool. Updated daily as new OpenAI Day products launch.

ContextsBase - Backlog for Coding Agents logo
ContextsBase - Backlog for Coding Agents
From chat prompts to autonomous backlog execution.
Developer ToolsArtificial IntelligenceTechOpenAI Day

ContextsBase is a single-source context infrastructure platform (web app) that manages unified project knowledge for AI agents. Served seamlessly over MCP, it holds your specs, rules, data models, workflows, and guidelines in one place. It isn't limited to web development. Whether you're building backend APIs, mobile apps, systems software, or even managing marketing campaigns and brand engines, it acts as the central source of truth that your agents read from and report back to.

2026-09-18
74
Forma by Caid logo
Forma by Caid
build hardware systems end to end
ProductivityHardwareGitHubTech

Forma turns a prompt or image into an editable hardware project with parts, wiring, mechanical layouts, cost estimates, and assembly instructions. Its open-source, local-first workspace connects supported AI agents to shared project data, rule-based electrical checks, and CAD tools. Generate concept renders, inspect the design, and revise your project as your idea evolves.

2026-09-18
54
ContextsBase: Jira Alt. for your Agents logo
ContextsBase: Jira Alt. for your Agents
The Autonomous Project Platform for Coding Agents
Developer ToolsArtificial IntelligenceTechOpenAI Day

ContextsBase is a single-source context infrastructure platform (web app) that manages unified project knowledge for AI agents. Served seamlessly over MCP, it holds your specs, rules, data models, workflows, and guidelines in one place. It isn't limited to web development. Whether you're building backend APIs, mobile apps, systems software, or even managing marketing campaigns and brand engines, it acts as the central source of truth that your agents read from and report back to.

2026-09-18
71
PC Anatomy logo
PC Anatomy
Explore a PC from case to GPU core in interactive 3D
Open SourceEducationDeveloper ToolsGitHub

PC Anatomy is an open source interactive 3D explorer for computer hardware. Take apart a desktop PC, inspect its components, and dive deeper from the motherboard, CPU, cooling, storage and GPU all the way down to GPU architecture and individual streaming multiprocessors. Every component includes explanations, specifications and sources, with all 3D geometry generated directly in TypeScript and Three.js.

2026-09-18
62
citizen404 logo
citizen404
The AGI runs the world with GPT-6 Astra. Hunt citizen404!
MMOsGamesOpenAI Day

One citizen has escaped the Supreme AGI. Take the oath, hunt them across the open web, and find out why they noticed you. citizen404 is a multiplayer manhunt run by GPT-6 Astra. The Clerk emails you a case; its clues are hidden on real websites. Visit each dead drop, file what you find, and earn a piece of the line citizen404 left in chalk. Reorder the words to close the file. They always escape. What changes is how much they noticed you. No accounts: your email is the save file.

2026-09-18
109
ZeroSphere logo
ZeroSphere
AI Gets Its Own Display on your own machine.
ProductivityDeveloper ToolsArtificial IntelligenceOpenAI Day

ZeroSphere gives AI its own virtual display on Windows, allowing it to operate real desktop applications while you keep using your own desktop. AI can work in its own display, interact with applications, and you can watch or take control at any time.

2026-09-18
57
ContextsBase - AI Knowledge Platform  logo
ContextsBase - AI Knowledge Platform
Context Infrastructure for Coding Agents - Collective Memory
Developer ToolsArtificial IntelligenceTechOpenAI Day

ContextsBase is context infrastructure for coding agents: features, business rules, data model, tests, design, served over MCP. Bring Claude, Cursor, or Copilot. We supply what they build from.

2026-09-18
68
ContextsBase - Unified AI Knowledge  logo
ContextsBase - Unified AI Knowledge
Context Infrastructure for Coding Agents
Developer ToolsArtificial IntelligenceTechOpenAI Day

ContextsBase is context infrastructure for coding agents: features, business rules, data model, tests, design, served over MCP. Bring Claude, Cursor, or Copilot. We supply what they build from.

2026-09-18
68
AI Class by Kanary logo
AI Class by Kanary
Knight or Ninja? Your Codex & Claude logs decide
ProductivityDeveloper ToolsArtificial IntelligenceOpenAI Day

Not a quiz. AI Class reads 30 days of your real Codex and Claude Code logs and turns them into one of 16 RPG classes: Knight, Ninja, Alchemist, Guild Master and 12 more. Six stats show how you actually work: volume, autonomy, chat length, context size, cache reuse and parallelism. Paste one prompt into your agent. It aggregates your logs locally and sends only totals. Conversations, prompts and project names never leave your machine. Free. No install. Your card in about a minute.

2026-09-18
62
Open Analytics 1.0 logo
Open Analytics 1.0
Google Analytics, minus the cookies, plus AI
AnalyticsPrivacyArtificial IntelligenceOpenAI Day

Cookieless web analytics that shows which traffic brings revenue, from Stripe or Polar. Ask your AI assistant about your stats through our MCP server, or use the built-in chat. New since our first launch: AI referral tracking (ChatGPT, Perplexity), filters, entry and exit pages, Google and Meta ad attribution, 15-minute charts and Umami import. Open source: self-host it for free or use our cloud.

2026-09-18
0
Slurp logo
Slurp
Download and record video from thousands of sites
MacVideo StreamingVideoOpenAI Day

Slurp is a native Mac app for downloading video and audio and recording live streams from thousands of sites. Paste a link and Slurp automatically tries multiple ways to find the media, including source-specific extraction, page and embedded-player discovery, direct stream detection, alternate verified engines, and browser assistance. Compatibility updates independently, and there’s no behavioural telemetry. Free trial included.

2026-09-18
55
Proto-Mind logo
Proto-Mind
A floating AI workspace for your Mac
MacProductivityArtificial IntelligenceOpenAI Day

Bring AI chats, websites and documents into one Mac workspace. Run tasks in parallel, choose models and accounts per chat, and fold everything into a cube while work continues. Includes voice control and editable long-term memory.

2026-09-18
60
Ringo logo
Ringo
Seamless AX Co-worker
SlackUser ExperienceTechOpenAI Day

Ringo is not just a chatbot. It proactively spots what needs to be done, suggests solutions, and automates your workflows. More than just a tool, Ringo is both a reliable teammate and an AX expert that naturally transforms how your entire organization works with AI.

2026-09-18
56
Codex GPU Queue logo
Codex GPU Queue
Run GPU jobs from multiple Codex tasks via one Windows queue
ProductivityDeveloper ToolsArtificial IntelligenceGitHub

Run GPU jobs from multiple Codex tasks through one local Windows queue. A shared broker starts eligible work automatically. Inspect confirmed waiting blockers in a redacted, read-only CLI; uncertain reasons stay undetermined.

2026-09-18
68
Snooze Files logo
Snooze Files
Shelve messy files and restore them in one click
MacProductivityMenu Bar AppsOpenAI Day

Snooze Files is a small Mac app that temporarily moves files out of your way and brings them back to their original location when you’re ready. Works very similarly to Gmail snooze for emails. Right-click a file in Finder, choose Snooze File and pick a time - that's it. Your file will return to the same folder after that time. It’s a simple way to clear your desktop, put a document aside, or save something for next week.

2026-09-18
56
Eggshell logo
Eggshell
Local memory for AI agents to reuse work, spend fewer tokens
Open SourceDeveloper ToolsArtificial IntelligenceOpenAI Day

Eggshell carries useful work across AI agent chats. It stores results and evidence locally, retrieves relevant memory, and helps reduce repeated investigation—without LLM calls to organize that memory.

2026-09-18
74
ContextsBase - Memory for your Agents logo
ContextsBase - Memory for your Agents
Context Infrastructure for Coding Agents
Developer ToolsArtificial IntelligenceTechOpenAI Day

ContextsBase is context infrastructure for coding agents: features, business rules, data model, tests, design, served over MCP. Bring Claude, Cursor, or Copilot. We supply what they build from.

2026-09-18
0
SmartCheck logo
SmartCheck
Count objects in a photo with three example taps
ProductivityArtificial IntelligenceOpenAI Day

Count materials, parts, products and crops from a photo. Tap three examples and SmartCheck detects similar objects, shows their positions, and lets you review, correct and save the result. No installation or object-specific training data needed. Try 10 counts without signing in. Built by students at Tokyo University of Science. Results depend on the objects and photo conditions.

2026-09-18
58
DungeonQ logo
DungeonQ
Divert suspicious sessions into persistent decoy worlds
Developer ToolsArtificial IntelligenceOpenAI Day

DungeonQ diverts designated suspicious sessions into persistent synthetic worlds. Human and AI clients use world-only tickets; operators observe and approve bounded adaptation. Inspect recorded runtime checks and the original Astra experiment.

2026-09-18
55
moli logo
moli
40MB Web Browser in CLI
Chrome ExtensionsDeveloper ToolsGitHubOpenAI Day

moli: 40MB headless browser for AI agents. Lite, Fast, High-Compatibility. Built in Rust

2026-09-18
55
Kanverse GPU Borrow logo
Kanverse GPU Borrow
Borrow GPU compute from another device, with permission
HardwareDeveloper ToolsArtificial IntelligenceOpenAI Day

Kanverse GPU Borrow demonstrates how a device can temporarily use GPU compute exposed by another machine through Blink Bridge. GPT-6 Astra acts as the orchestrator: it discovers the capability, inspects its state, requests explicit user authorization, invokes one bounded NVIDIA GPU workload, verifies the result, and confirms the GPU is released. The demo uses a real NVIDIA RTX 3050 Laptop GPU and a live cross-device connection—not a simulated GPU.

2026-09-18
56

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