Dev3000 (d3k) — Captures web app development timeline for AI debugging, unifying server logs, browser events, and screenshots.
Analyzed by Sai Pavan Gopularam · AI · Developer Tools · View on GitHub
- Stars: 1587
- Forks: 98
- Commits last 30 days: 8
- Health: Maintained (8 commits this month)
- Language: TypeScript
- License: MIT
What It Is
Imagine a super-smart DVR for your web app's development process. Dev3000 (d3k) records everything that happens while you're building: what your server says, what your browser does, every network request, and even takes screenshots. It keeps it all in one timestamped feed, making it easy to see the full context of any event.
This matters because when something breaks, instead of piecing together clues from separate terminal windows and browser consoles, you have a single, coherent story. It's designed for AI agents to understand your app's state and debug issues autonomously, making development faster and less frustrating by providing a unified evidence stream.
License Verdict
MIT License — Build and Sell Freely — Commercial Use Approved • No Copyleft Restrictions
The MIT License is highly permissive. You can use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the software. This means you can integrate Dev3000 into proprietary commercial products without needing to open-source your own code, offering maximum flexibility for commercial ventures.
How to Use It
Dev3000 requires Node.js 24+. You'll install it globally via bun or npm, then perform a one-time setup for Portless URLs. If you're using coding agents, you can also install the d3k skill to teach them how to interact with it.
Prerequisites:
- Node.js 24+
Estimated setup time: 10 minutes.
bun install -g dev3000
d3k portless setup # one-time admin setup for stable URLs
# To run your app with d3k:
d3kWhat I'd Build With This
Automated Bug Reproduction & Reporting Tool (micro-saas)
Build a tool that integrates Dev3000 to automatically capture detailed timelines (logs, screenshots, network) when a specific error or user action occurs in a development environment. Offer it as a service where developers get a sharable link to a 'bug report' containing all d3k's captured data, making it easier to reproduce and fix issues. Charge per project or per active user.
Effort: 1 Week Build Time · Target: Freelance Developers, Small Dev Teams · Pricing: $29/mo
AI-Powered Debugging Assistant for Web Apps (saas)
Develop a SaaS platform that orchestrates AI agents using Dev3000. Users connect their local dev environment, trigger tests or bug reproductions, and the platform's AI agent uses d3k's unified timeline to diagnose issues and suggest fixes. This moves beyond just capturing data to actively solving problems. Monetize by usage (agent compute time) or team seats.
Effort: 3 Months Build Time · Target: Mid-size Software Teams, QA Engineers · Pricing: $99/mo per team
Internal Developer Experience (DevEx) Platform (enterprise)
Offer a tailored internal platform for large enterprises to standardize their local development and debugging workflows. Integrate Dev3000 deeply into their CI/CD and internal tooling to provide a consistent, AI-ready debugging environment for all developers. This reduces onboarding time, improves bug resolution speed, and provides rich data for internal DevEx analytics. Sell as a custom enterprise solution with annual licensing.
Effort: 6 Months Build Time · Target: Large Enterprises, Tech Consultancies · Pricing: $50k+/year
Sai Pavan Gopularam's Take
This is a fascinating tool for anyone building AI agents that interact with web apps. It solves the messy problem of getting coherent context for debugging by unifying all dev events. I could see a micro-SaaS charging developers $29/month for a service that automatically captures and shares these detailed debugging timelines with their team or clients.
Watch Out For
- Node.js 24+ Requirement: Dev3000 explicitly requires Node.js version 24 or newer. Older Node.js versions will not work, so ensure your development environment meets this prerequisite before attempting installation or usage.
- Portless Setup Requires Admin Privileges: The `d3k portless setup` command, which provides stable HTTPS URLs, requires one-time administrator authorization to install a local CA and root-owned service. This might be a hurdle in locked-down corporate environments.
- Dev Server Ownership: Dev3000 takes over as the dev-server owner for the session. You should not run `npm run dev` or `bun run dev` alongside d3k, as it manages the server lifecycle and port forwarding itself.
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