Growth signalUnknownMedium-risk permissions

DevKit - Developer Toolbox

Essential developer utilities in your browser toolbar. JSON, Base64, JWT, hashes, timestamps, regex, colors, diff and more.

Users3Current public install base

Rating--Store average score

Reviews0Public review volume

Manifest versionV3Extension platform version

7-day growth+1Net users gained this week

7-day growth rate+50%Relative weekly velocity

Preview

DevKit - Developer Toolbox Media preview

5 assets

Trend

30-day user trend

Review user movement over the last 30 days.

User Growth Over Time

Rating trend

30-day rating change

Track rating movement over time to see whether quality signals remain stable.

Not enough rating snapshots yet. More data will appear as new snapshots are collected.

Growth overview

Daily, weekly, and monthly growth

Compare 1-day, 7-day, and 30-day net growth and growth rate.

1-day growthFlat

00%

7-day growthGrowing

+1+50%

30-day growthGrowing

+1+50%

Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version0.1.0

ManifestV3

Size37.08KiB

Languages1English

Published--

Store updated--

Last crawled--

Overview

Product summary

Review the store description, core capabilities, and common use cases.

DevKit puts essential developer utilities right in your browser toolbar. No more switching tabs to format JSON, decode a JWT, or convert a timestamp.

── FORMATTERS ──

• JSON Formatter — format, minify, and validate JSON with instant error feedback

• Diff Viewer — compare two blocks of text side-by-side and see exactly what changed

• Markdown Preview — write Markdown and see the rendered output live

── ENCODERS & DECODERS ──

Reviews

Recent review snapshot

PaidConfidence 55

Fast JSON viewer & formatter with paste tool, 20+ themes. Auto-format URLs or paste JSON directly. Modern UI. Works offline, free

DevTools Suite

Tools

常用开发小工具集合：URL、MD5、时间戳等（本地计算，不上传数据）