PlugThis
Summary
Chrome extension development without a browser engineer on staff usually means six weeks of documentation archaeology, Manifest v3 gotchas, and a zip file that Chrome refuses to load — PlugThis exists to skip that entirely.
The core workflow is a single prompt in plain English: describe the extension, PlugThis generates the full folder — popup, content scripts, background workers, and backend integration if you need it. The vendor states the output is Manifest v3-compliant and ready for Chrome Web Store submission, not a scaffold that still needs wiring. Where it breaks is depth: one-shot generation handles well-scoped extensions cleanly, but complex conditional logic across multiple sites or dynamic DOM states that shift frequently will need manual edits to the downloaded code. Teams with non-trivial requirements download the source, open it in a code editor, and finish it themselves — which is exactly what the ownership model is designed to support.
Bottom line: Pick this for a scoped, single-purpose extension — a lead scraper, a sidebar summarizer, a Pomodoro timer — and you ship in a day; bring a multi-site extension with branching interaction logic and you will be editing the downloaded code like you would any other project.
Pricing Plans
Subscription- Price
- $9.99/mo
Starter
1 extension, unlimited chats, build and ship to Chrome Web Store, own all code
- 1 extension
- Unlimited chats
- Own all code
Product Hunt Launch Builder
3 extensions for first 3 months then $29.99/mo, full-stack features
- 3 extensions
- Full-stack (Supabase + LLM)
- Priority support
View full pricing on plugthis.ai →
Pricing may have changed since last verified. Check the official site for current plans.
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Pros
Sign in to edit- Generates a complete Manifest v3 extension — popup, scripts, and backend — from a plain English prompt, so a non-developer can have a working extension in Chrome before a contractor could finish scoping the project.
- Full source code is downloaded and owned outright, which means the extension keeps working and can be modified or sold without maintaining a subscription to keep it alive.
- Supabase backend integration is generated automatically when you connect your account, so extensions that need user login or a database do not require a separate backend build.
- OpenAI, Anthropic, and Gemini API key support is wired in at generation time, which means an AI sidebar or reply assistant comes out of the box with streaming and prompt handling already done.
- The template library covers concrete, production-tested use cases — lead extractors, CSS inspectors, AI page assistants — so you are starting from a prompt that is known to generate a working result rather than guessing at phrasing.
Cons
Sign in to edit- Extensions with conditional logic that branches based on DOM state across multiple sites — think a tool that behaves differently on Reddit versus LinkedIn versus a CRM — hit the limits of one-shot generation; the output will need manual edits, and teams without JavaScript experience will be stuck at that point.
- There is no API and no way to integrate the generation step into a CI pipeline or internal tooling workflow; teams that want to programmatically generate, version, or test extensions as part of a larger build process have no path forward here and move to a custom code-generation setup or a developer on staff.
- The tool is paid-only with no free tier stated on the vendor page, so a solo builder who wants to test whether the generated code actually handles their specific DOM interaction before committing has no low-cost entry point — and if the first generation misses the mark on a complex extension, the iteration cost is real.
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About
- Platforms
- Web
- API Available
- No
- Self-Hosted
- No
- Last Updated
- 2026-07-11T12:23:05.102Z
Best For
Who it's for
- Non-developers needing quick Chrome extensions
- SaaS founders extending products with browser tools
- Users requiring full source code ownership
- Projects needing Supabase backend or LLM integration
- Rapid prototyping of Manifest v3 extensions
What it does well
- Build a Pomodoro timer extension
- Create a lead extractor from Sales Navigator
- Generate an AI sidebar for webpage summarization
- Develop a context-aware reply button for Reddit and LinkedIn
- Build a history search or dark mode extension
Integrations
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Frequently Asked Questions
- Is PlugThis free?
- PlugThis is a paid tool ($9.99/mo). No permanent free tier is offered.
- Is PlugThis open source?
- No — PlugThis is a closed-source tool. Source code is not publicly available.
- What platforms does PlugThis support?
- PlugThis is available on: Web.
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Curated lists that include this category
Writing a Chrome extension from a prompt sounds like a demo trick until you see what PlugThis actually outputs. The vendor describes the generation as producing a complete, working extension — popup UI, content scripts, service workers, and optionally Supabase backend code — not a wireframe or a code stub. You load the downloaded folder directly into Chrome, use it immediately, and submit to the Chrome Web Store from the same zip. The workflow is: describe what you want, download, install, done.
The differentiating feature is code ownership with no lock-in. The downloaded folder is yours — publish it, sell it, modify it, or hand it to an engineer for extensions. The vendor explicitly states nothing is locked in and nothing is tracked after download. For a founder or product team that needs a browser tool but does not want a dependency on a third-party runtime or subscription to keep the extension alive, this matters. The code runs from your machine, connects to your Supabase account, and calls your OpenAI or Gemini API key directly.
PlugThis fits tightly scoped extensions: a lead extractor from Sales Navigator, an AI sidebar that summarizes pages, a context-aware reply button for Reddit and LinkedIn, a dark mode toggle, a history search tool. The template library on the vendor page covers exactly these cases with real prompts you can copy and run. Where the ceiling appears is extensions that need conditional behavior across dynamically changing DOM states on multiple sites, or ones that require a custom backend beyond Supabase. At that point the generated code is a starting point, not a finish line, and you are editing it manually — which requires someone on the team who can read and modify TypeScript or JavaScript.
Backend-connected extensions wire to Supabase through a connected account flow the vendor describes as writing the backend code automatically — covering Postgres, Auth, and Edge Functions. AI extensions accept an OpenAI, Anthropic, or Gemini API key and PlugThis generates the streaming and prompt wiring. There is no API for PlugThis itself and no self-hosted option, so the generation step requires an active paid subscription.