Build browser extensions for Chrome, Firefox, and cross-browser platforms using Manifest V3 architecture.
Automate repetitive workflows and reduce manual effort
Example: Generate reports, summarize documents, draft communications
Save 3-5 hours per week on routine tasks
Learn new skills, understand complex topics, get expert guidance
Example: Explain concepts, provide examples, suggest learning resources
Accelerate learning and skill development by 2x
Enhance output quality through reviews, suggestions, and refinements
Example: Review drafts, suggest improvements, catch errors
Improve work quality by 30-40% with less effort
Time estimate: 15-45 minutes depending on use case complexity
Prerequisites
Submit your Claude Code skill and start earning
epx add sickn33/antigravity-awesome-skills --skill browser-extension-builderCompatible with
Supported agents
Covers extension structure, Manifest V3 configuration, content scripts, background service workers, popup UIs, and storage patterns
Includes communication patterns between popup, background worker, and content scripts; DOM injection and event handling on web pages
Provides Chrome Storage API usage with async/await patterns, storage limits, and data persistence across devices
H
AI-first code editor with Composer
Before installing skills in Cursor, ensure your development environment meets these requirements:
node --versionbrowser-extension-builderExecute the skills CLI command in your project's root directory to begin installation:
epx add sickn33/antigravity-awesome-skills --skill browser-extension-builderFetches browser-extension-builder from sickn33/antigravity-awesome-skills and configures it for Cursor.
The CLI shows a list of agents. Use arrow keys and space to select Cursor:
Confirm successful installation by checking the skill directory location:
.cursor/skills/browser-extension-builder
Restart Cursor to activate browser-extension-builder. Access via /browser-extension-builderin your agent's command palette.
Learn more:View source on GitHubSkills CLI docsAbout CursorWhat are agent skills?
Steps
Common Pitfalls
✓ Do
✗ Don't
💡 Pro Tips
✓ Use when
Use when skill capabilities match your task, clear ROI on time saved, and you can validate outputs. Best for repetitive tasks, learning, and quality improvement.
✗ Avoid when
Avoid when task requires deep expertise you can't validate, involves sensitive decisions, or when learning process is more valuable than speed of completion.
antigravity-design-expert
sickn33/antigravity-awesome-skills · Frontend · same repo
laravel-expert
sickn33/antigravity-awesome-skills · Productivity · same repo
chrome-extension-development
mindrally/skills · Productivity · tag: extension
apple-ui-designer
heyman333/atelier-ui · Frontend · same category
frontend-ui-ux
code-yeongyu/oh-my-opencode · Frontend · same category
react-vite-best-practices
asyrafhussin/agent-skills · Frontend · same category
I recommend browser-extension-builder for anyone iterating fast on agent tooling; clear intent and a small, reviewable surface area.
We added browser-extension-builder from the explainx registry; install was straightforward and the SKILL.md answered most questions upfront.
browser-extension-builder reduced setup friction for our internal harness; good balance of opinion and flexibility.
browser-extension-builder fits our agent workflows well — practical, well scoped, and easy to wire into existing repos.
Useful defaults in browser-extension-builder — fewer surprises than typical one-off scripts, and it plays nicely with `npx skills` flows.
Registry listing for browser-extension-builder matched our evaluation — installs cleanly and behaves as described in the markdown.
browser-extension-builder is among the better-maintained entries we tried; worth keeping pinned for repeat workflows.
browser-extension-builder has been reliable in day-to-day use. Documentation quality is above average for community skills.
browser-extension-builder has been reliable in day-to-day use. Documentation quality is above average for community skills.
Useful defaults in browser-extension-builder — fewer surprises than typical one-off scripts, and it plays nicely with `npx skills` flows.
showing 1-10 of 30