Developer Tools

Debug PostHog Product Tours — inspect tours, flags, storage, and step selectors.

The ultimate browser extension that seamlessly injects scripts built from custom commands.

Customize your n8n workflows with beautiful themes. n8nThemer is an unofficial theme manager for n8n, by LevelLogik.

On-page SEO analyzer: meta, headings, links, images, Core Web Vitals, schema, SERP preview, AEO/GEO scoring & audit reports.

Compares raw HTML vs. rendered DOM for SEO fields and shows indexability/rendering changes in the icon.

채팅 기록에서 질문/답변으로 쉽게 이동할 수 있는 플로팅 리스트. GPT, Claude, Gemini 지원. Created by @pikiforyou.

Helps you to chat and RAG with your LLMs via ollama

Bypass CORS when using ReAPI.com explorer.

https://ghe.spotify.net/ikozhevnikov/slush/blob/master/jira-align/README.md

Overrides both the new tab and home page with custom content

Inspect pages for media, SVGs, colors, and fonts with live inspect mode.

View and inspect Statsig event logs, gate evaluations, and experiment exposures directly in Chrome DevTools.

Create custom network reports using HAR data

This extension makes it easy to read IETF RFCs.

Comprehensive SAP API testing tool with REST/SOAP support, BTP CPI integration, and 45+ pre-configured SAP API catalog.

Get test answers

Format YAML, fold nested structures, and switch list styles.

Download GitHub repositories, folders, or selected files as ZIP archives directly from your browser.

Extracts pure HTML, Markdown, or Headers from any webpage. Strips JS frameworks & noise for perfect AI analysis and Technical SEO.

Paste or type XML, then view a collapsible, color-coded tree and clickable raw XML panel with sleek styling.

Color Contrast Checker calculates contrast ratios and checks WCAG 2.0 AA/AAA compliance for foreground and background colors.

Automate your LeetCode solution uploads to GitHub, organized by difficulty with auto-generated README files.

Applitools Eyes browser extension SDK

Fix some frustrating Jira behaviors

Auto refresh tab or page with custom intervals

Interactive assistant for crafting detailed JSON code for AI-based image generation.

Real-time token counts, costs & energy usage on ChatGPT, Claude, Gemini, Grok, DeepSeek + 25 more. Free, open source.

DNS auditing with DNSSEC validation, WHOIS/RDAP, SSL certificates, email security, GeoIP, and A-F grading.

Use Image to Base64 converter app to convert image to base64 and png to base64 with Data URI presets, then copy or download

Quickly jump between development, staging and production servers. For develhoppers

Displays the load time of images on a page.

Measure UI elements and create guide lines on any webpage.

UiPath token extractor - Captures bearer tokens and tenant information from UiPath portal

Cookienator lets you choose your preferences about web cookies and manages them in order to save you some time.

Automatically fills directory and submission forms using your company profile and AI

Descarga vídeos de Pinterest fácilmente con un solo clic usando Descargarpin.

Tool to enhance Git VCS with customizable comment templates, team config exports, and multi-Git support.

Converts percentage and cent values to europeanbetting odds format for Prediction Markets

Extract main content from web pages and convert to clean markdown

Inject custom CSS and JavaScript into websites.

Simple extension to change window width

Standalone Roblox sales intelligence dashboard and real-time sales tracker with per-group analytics.

Real-time visibility into Salesforce automation execution - see what flows, triggers, and validation rules run when you save records

Right-click on any element to copy its text or HTML

Copy Firestore document to JSON.

Lockdown Chrome to keep students focused and working!

Seamlessly integrates a CSS panel into your Webflow projects

Thiết lập proxy HTTP hoặc SOCKS5 có xác thực từ chuỗi IP:PORT:USER:PASS

Display ChatGPT response alongside search engine results

Tired of NFT Scams? This extension will notify you if you are attempting to connect your wallet to a malicious website