FeHelper - JSON格式化、编解码、二维码、开发者工具箱 icon

FeHelper Chrome Extension Analysis

Developer & Designer Tools

Store 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.

Developer:www.baidufe.com
Version:2026.6.25
Size:2.47MiB
Last updated:

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.

Backed by review samples

Macro category

Developer & Designer Tools

Pricing friction

Low review signal

Complaint intensity

Moderate review signal

Listing & review signals
Observed signals from store listing text and review samples.

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.

Tags
Developer ToolsJSON FormatterFront-End UtilsProductivityWeb Debugging
Target users

- Front-end Developers

- Web Developers

- Software Engineers

- API Testers

Primary use cases

- JSON data formatting and comparison

- API response debugging

- Base64 and URL encoding/decoding

- Timestamp conversion

- Web page color picking and screenshotting

Positive themes

- Comprehensive toolset

- Great utility for daily front-end tasks

- Long-term reliability for many users

- Convenient auto-format feature

Negative themes

- 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

Observed friction

- Performance complaints detected

- No pricing friction observed as the extension is generally described as a free developer tool.

Evidence boundary: The analysis is based on 330 public reviews and the developer-provided documentation describing the modular nature of the toolset. Reviews are largely in Chinese, and sentiments represent a mix of long-time user appreciation and recent concerns regarding stability and update-related regressions.
Complaint summaries
Review-backed complaint signals grouped by operational area.

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.

Access & pricing

- Free usage observed

- No account requirement observed

- Free plan or free usage claimed

Store listing facts

Listing assets

- Screenshots: 4

- Videos: 0

- Languages: 1

Trust signals

- Privacy policy

- Developer contact

- Official website

- Support link

Store metadata

- Version: 2026.6.25

- Size: 2.47MiB

- Last updated:

Store description excerpt
Short excerpt from the public Chrome Web Store listing; full copy is available on the official store page.
作者:zhaoxianlie 官网:https://fehelper.com FeHelper是一个功能强大的开发者工具,专为前端开发者设计,集成了多种实用工具,帮助开发者提高工作效率。**但是,FeHelper严格遵守单一功能启用原则,默认情况下,FeHelper只提供JSON自动格式化的功能,其他所有功能都是默认关闭状态,如果用户有需要,可以自行前往插件配置页面进行安装开启**;以下是FeHelper的主要功能: ## JSON工具: - JSON美化工具:自动检测并格式化JSON数据,支持手动格式化、乱码解码、排序、BigInt处理、编辑、下载和皮肤定制等功能,极大地方便了开发者对JSON数据的处理。 - JSON比对工具:支持两个JSON内容的自动键值比较,并高亮显示差异点,帮助开发者快速识别数据变化。 ## 二维码工具: - 二维码生成器:支持自定义颜色和icon的二维码生成,适用于多种应用场景。 - 二维码解码器:支持多种模式的二维码解码,包括截图后粘贴解码,方便快捷。 ## 编码工具: - 字符串编解码:支持多格式的信息编解码,如Unicode、UTF-8、URL、Base64、MD5等,满足不同编码需求。 - 代码美化工具:支持多语言的代码美化,包括Javascript、CSS、HTML、XML、SQL,帮助开发者保持代码整洁。 - 代码压缩工具:提供简单的代码压缩功能,支持HTML、Javascript、CSS代码压缩,优化网页加载速度。 ## 开发者工具: - AI助手:由AI强力支撑的超智能对话工具,支持代码编写、改代码、做方案设计等,提升开发效率。 - 简易Postman:接口调试工具,支持GET/POST/HEAD请求方式,自动格式化JSON内容,简化API测试流程。 - Websocket工具:支持对Websocket接口的抓包测试,包括ws服务的连接测试、消息发送测试、结果分析等。 ## 其他工具: - 时间(戳)转换:本地化时间与时间戳之间的相互转换,支持秒/毫秒、世界时区切换、各时区时钟展示等。 - 随机密码生成:将各种字符进行随机组…

Listing SEO keywords

Search intent keywords
Keyword signals for evaluating how users may discover, compare, or search for this extension category.

Core discovery

JSON beautifier chrome extensionfront-end developer toolsweb API debugging toolcode formatter extension

Comparison

FeHelper vs PostmanJSON formatter alternatives

Problem

fix JSON formatting errorextension slowing down browserchrome extension page freeze

Alternative

JSON ViewerPostmanDevTools extension

Similar extensions

Jump to related discovery paths:

FAQ

What is FeHelper mainly used for?
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.
What market signals stand out?
Established adoption with moderate review base. Last known update: 06/27/2026.
What should builders compare before entering this space?
Compare install concentration, rating quality, update recency, screenshots, developer portfolio, listing claims, and review-backed friction signals.
Is this page review-backed?
Backed by review samples. This page combines store metadata with selected review signals, while raw store metrics remain visible for comparison.

Screenshots

FeHelper - JSON格式化、编解码、二维码、开发者工具箱 screenshot
FeHelper - JSON格式化、编解码、二维码、开发者工具箱 screenshot
FeHelper - JSON格式化、编解码、二维码、开发者工具箱 screenshot
FeHelper - JSON格式化、编解码、二维码、开发者工具箱 screenshot

Links

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