FeHelper Chrome Extension Analysis
Developer & Designer ToolsStore listing title: FeHelper - JSON格式化、编解码、二维码、开发者工具箱
Chrome extension ID: pkgccpejnmalmdinmhkkfafefagiiiad
This extension provides a suite of utilities for web development tasks such as JSON beautification, QR code generation, timestamp conversion, and interface testing. It includes an AI assistant and various formatting/compression tools to assist with daily coding workflows.
Overview
Installs
200K+
Rating
★ 4.6
340 reviews
Languages
1 locales
Includes 中文(中国)
Market analysis
Review-backed positioning, friction, and market signals for this Chrome extension.
Macro category
Developer & Designer Tools
Pricing friction
Low review signal
Complaint intensity
Moderate review signal
Listing positioning
FeHelper is positioned as a comprehensive 'Swiss Army knife' for front-end developers, offering over 30 modular tools including JSON formatting, encoding, and API debugging. It emphasizes a lightweight approach by allowing users to enable only the specific features they require, minimizing bloat.
Inferred product pattern
Modular developer utility hub that uses a 'plug-and-play' feature enablement model to maintain a lightweight core.
Review-backed pain points
Users have reported that recent updates caused performance degradation (page hangs on AJAX loads) and that unintended styling (e.g., padding injection) interferes with website layouts.
Observed feature gaps
Some users find the current implementation of performance/grid detection too basic and report that specific tools like timestamp conversion require manual input adjustments for millisecond precision.
- Front-end Developers
- Web Developers
- Software Engineers
- API Testers
- JSON data formatting and comparison
- API response debugging
- Base64 and URL encoding/decoding
- Timestamp conversion
- Web page color picking and screenshotting
- Comprehensive toolset
- Great utility for daily front-end tasks
- Long-term reliability for many users
- Convenient auto-format feature
- Recent UI regressions in JSON formatting readability
- Page loading performance issues caused by plugin injection
- Context menu and icon responsiveness bugs
- Intermittent failure to parse specific JSON structures
- CSS/Style injection conflicts
- Performance complaints detected
- No pricing friction observed as the extension is generally described as a free developer tool.
Support
Users occasionally express frustration regarding unresolved long-standing bugs, specifically regarding menu responsiveness and UI regressions following updates.
Reliability
There are recurring reports of performance issues, including webpage freezing, UI breakage due to CSS injection, and intermittent failure of the extension icon to respond.
Privacy
No privacy complaints found.
- Free usage observed
- No account requirement observed
- Free plan or free usage claimed
Store listing facts
- Screenshots: 4
- Videos: 0
- Languages: 1
- Privacy policy
- Developer contact
- Official website
- Support link
- Version: 2026.6.25
- Size: 2.47MiB
- Last updated:
Listing SEO keywords
Core discovery
Comparison
Problem
Alternative
Similar extensions
Jump to related discovery paths:
FAQ
Screenshots
Links
Website: fehelper.com
Privacy policy: https://fehelper.com/privacy-policy.html
Support links: https://github.com/zxlie/FeHelper/issues