Developer Tools
23,249 extensions
AConsole
Custom variable typing with Monaco Editor for a fast, flexible in-browser coding experience.
WebPage Annotator
WebPage Annotator: Annotate and highlight webpages.
SEO Tog Inspector
Analyze headings, metadata, keywords, images, and technical on-page SEO elements instantly.
API Echo
See API calls as they happen. A clean, focused view of XHR and Fetch requests with formatted responses for developers.
CFCA CryptoKit.Paperless.XiaMenYLSW Extension
CFCA Security Application Development Kit
BugLens
Registra sessioni di test, cattura errori, chiamate di rete e azioni utente.
PageDiff
git diff for the open web. Daily snapshots of any page — see what your vendors, competitors, and ToS quietly changed.
testing-assistant
Webアプリケーション開発時のテストを手助けするChrome拡張機能
HTMLタグチェッカー HTML DIAGNOSTIC SYSTEM
閲覧中のWebページのHTMLタグ構造を解析し、HTMLタグの閉じ忘れチェックを行います
CLS++ Memory
Every AI remembers you. Cross-model memory for ChatGPT, Claude, Gemini.
Cookie Manager Pro
Cookie editor for developers. Edit, create, delete, protect cookies. Export JSON, Netscape, HAR, cURL. Dark mode.
CookieForge
Complete cookie management: create, edit, delete, import and export cookies with ease. For developers by AIO.com.ai
AI Judge BETA
THIS EXTENSION IS FOR BETA TESTING
ArcPanel
Page-aware side panel for instant browser actions.
DevSwitch — Session Profiles & Env Switcher
Save and restore login sessions per site, and jump between dev, staging and production in one click.
Quick Editor
Custom CSS/JS/DOM per domain, experiment features such as Autocomplete, Error Detection, Formatting, and more.
IndexMint Website SEO Toolbar: Free Audit & Analysis
Check any webpage for SEO basics, metadata, social previews, schema signals, links, and image alt issues in one clean local audit.
Constellation
Add personal notes to Codeforces, AtCoder, LeetCode, and HackerRank friends. Visible everywhere, synced across devices.
GitHub Repo Visibility
Adds Real Star, activity, responsiveness, and authenticity signals to public GitHub repository pages.
Smooth Scroll to Top
Smoothly scroll to the top of the page with a button click.
Testserv
Record, replay, and rerun user actions on web applications to automate testing and validate user flows
Stripe Dark Mode
A clean, traditional dark theme for the Stripe Dashboard. Accent-preserving, with intensity control and a one-click toggle.
404 Link Finder
Find broken (404) links on a page, in bulk, or across an entire site (via sitemap or crawl). Export CSV/JSON reports.
TabDestination
Redirect new tabs to any URL - custom pages, Chrome settings, or local files by AIO.com.ai
Cookie Vault
Inspect, edit, add, delete, export and import cookies for any website. A powerful developer tool for cookie management.
SEO Lens
One stop solution for on-page SEO reports. Get your reports and improve your SEO in 1 click.
Floating Subtitles v1.0
An always-on-top floating subtitles window for YouTube multitasking.
CSS Linear & Radial Gradient Generator - Copy Code
Generate CSS linear & radial gradients with live preview. Pick colors, use presets, copy ready-to-use code without leaving your tab.
SSE EventSource Interceptor
EventSource 기반 SSE 요청을 DevTools에서 예쁘게 보여주는 확장
SelectorForge
Manual CSS selector discovery for Selenium WebDriver testing in DevTools sidebar by AIO.com.ai
Base64 Encoder & Decoder Tool
Encode and decode Base64 strings instantly. Supports text and data URLs. Copy results with one click.
JSON Formatter & Viewer
Automatically formats and syntax-highlights raw JSON in the browser — with collapsible tree view, search, and copy-path support.
QA Calcu
Calculate daily grading targets for operator chats based on monthly schedules.
SKU Image Grabber v2
Grab product images from open tabs: multi-SKU sessions, auto-detected SKUs, format conversion, JSON/CSV export, save anywhere.
Asset Sale Watch - Unity Asset Store Deals
Sale alerts and deal tracking for the Unity Asset Store. Watch assets and publishers, never miss a sale - 100% local.
JWT Inspector
Decode and inspect JWT tokens
Atool — WebSocket + 开发工具箱
WebSocket 抓包/解压/调试 + 多语言翻译 SQL 生成与检索 — DevTools 嵌入 & 独立侧栏
Salesgate
A chrome extension that alerts you of how ethical are the companies that created the products you are buying on Amazon. It…
PayloadIQ
JSON transformation toolkit — format, validate, convert to TypeScript/Zod/Prisma/SQL. Privacy-first, runs locally.
Request Capturer Pro
Capture, organize, and export Fetch/XHR requests from any tab with folders, filtering, code snippets, and Postman export.
LaTeX Formatter for Overleaf
Fix LaTeX compile errors and formatting inside Overleaf. Automatic fixes reviewed before writing back to your project.
Proxy Tower — 5G Mobile Proxy
One-click connect to your Proxy Tower 5G mobile proxy. Rotate IPs, switch US locations.
Pyor Helper
Open GitHub pull-request links in Pyor instead of github.com — a faster home for code review.
HALO SEO — AI & LLM Page Analyser
AI-powered SEO and LLM visibility analysis. Audits headings, images, E-E-A-T, schema, bot access, and AI recommendations.
OmniStyler
Point at an element, restyle it visually, and accumulate one persistent stylesheet to paste into the Experience Cloud head.
Dev Blink - Request Error Monitor
Visual feedback for failed HTTP requests. Blinks your page with color-coded alerts on localhost.
Focus Lock
Block distracting websites for a fixed time with no early undo.
TextOptima
Optimize content with SEO analysis, readability scoring, duplicate detection, and keyword optimization
OpenAPI Resource Mocks
Inspect and control @constantant/openapi-resource-mocks tokens in Angular apps
Automation UI Inspector
Inspect and discover automation selectors with intelligent suggestions