All activity
Epos is an opinionated engine for building Chromium browser extensions with React.
While frameworks like WXT and Plasmo prioritize flexibility, Epos focuses on a zero-config experience with powerful features that work out of the box.
At a high level, Epos gives you:
- A cross-context messaging system
- Shared state with persistence and sync
- Storage for files and data
- Extension APIs available in any context
- Automatic script injection + Shadow DOM
- A simpler setup through epos.json
[epos] Web Extension EngineA browser extension for building browser extensions
Konstantin Zemtsovskyleft a comment
Hey everyone, 👨💻 I've been building browser extensions full-time for the past 5 years. Not small demo projects, but large, data-heavy products with complex UI, lots of features, real users, and revenue. Over that time I kept running into the same problems in extension development, so I built internal tools to solve them. During the past year, I started combining those tools into one fully...
[epos] Web Extension EngineA browser extension for building browser extensions
HARPA AI integrates ChatGPT and automation into your Browser: from answering Google Search queries to writing tweets, blog posts, email replies, monitoring prices & data on websites. It comes with 100+ page-aware prompts for LinkedIn, Instagram, YouTube.

HARPA AIYour browser's brain, like Bing AI but for Chrome

