70+ Free Developer Tools & Resources | Curated for 2026

Visitar Ferramenta developer.chrome.com

Lighthouse

Run automated audits for performance, accessibility, SEO, and best practices directly in Chrome DevTools or CI pipelines.

Visitar Ferramenta www.webpagetest.org

WebPageTest

Advanced performance testing from 40+ global locations with filmstrip view, video comparison, and Core Web Vitals breakdown.

Visitar Ferramenta tinypng.com

TinyPNG

Compress PNG and JPEG images by up to 70% without visible quality loss using smart lossy compression algorithms.

Visitar Ferramenta bundlephobia.com

Bundlephobia

Check the size cost of adding any npm package to your JavaScript bundle before installing it in your project.

Visitar Ferramenta squoosh.app

Squoosh

Advanced image compression app by Google Chrome Labs supporting WebP, AVIF, and MozJPEG with visual comparison.

Segurança Performance Destaque

Cloudflare

Protect and accelerate your website with CDN, DDoS protection, Web Application Firewall, DNS management, and zero-trust security.

Visitar Ferramenta www.cloudflare.com

Segurança Destaque

SSL Labs

Deep analysis of your SSL/TLS server configuration with detailed grading, certificate chain validation, and protocol testing.

Visitar Ferramenta www.ssllabs.com

Visitar Ferramenta securityheaders.com

Security Headers

Scan your website's HTTP security headers and get an instant grade with actionable recommendations for each missing header.

Visitar Ferramenta observatory.mozilla.org

Mozilla Observatory

Comprehensive security assessment covering HTTP headers, TLS configuration, cookies, and third-party content best practices.

Visitar Ferramenta haveibeenpwned.com

Have I Been Pwned

Check if your email or phone number has been compromised in any data breach across 700+ breached sites and 14B+ accounts.

Visitar Ferramenta www.zaproxy.org

OWASP ZAP

Open-source web application security scanner for finding vulnerabilities like XSS, SQL injection, and CSRF during development.

Visitar Ferramenta csp-evaluator.withgoogle.com

CSP Evaluator

Evaluate and validate your Content Security Policy for weaknesses, bypasses, and misconfigurations using Google's analysis engine.

Segurança Aprendizado

Web Security Academy

Learn real-world web security with free interactive labs covering OWASP Top 10, API security, and advanced topics from PortSwigger.

Visitar Ferramenta portswigger.net

Desenvolvimento Destaque

Visual Studio Code

Free, extensible code editor with IntelliSense, integrated debugging, Git support, and 40,000+ extensions for every language.

Visitar Ferramenta code.visualstudio.com

Desenvolvimento IA & ML Destaque

Cursor

AI-first code editor built on VS Code with native AI integration for intelligent code generation, editing, and codebase understanding.

Visitar Ferramenta www.cursor.com

Desenvolvimento Destaque

GitHub

The world's largest code hosting platform with version control, CI/CD, project management, Copilot AI, and 100M+ developers.

Visitar Ferramenta github.com

Visitar Ferramenta www.postman.com

Postman

Design, test, and document APIs with a collaborative platform supporting REST, GraphQL, WebSocket, and gRPC protocols.

Visitar Ferramenta hoppscotch.io

Hoppscotch

Open-source, lightweight API testing tool for REST, GraphQL, and WebSocket APIs directly in your browser with zero setup.

Visitar Ferramenta regex101.com

Regex101

Build, test, and debug regular expressions with real-time explanations, match highlighting, and a library of community patterns.

Visitar Ferramenta carbon.now.sh

Carbon

Create beautiful screenshots of your code for sharing on social media, documentation, slides, or blog posts with custom themes.

Visitar Ferramenta devdocs.io

DevDocs

Fast, offline-capable API documentation browser combining 600+ docs in a clean, searchable interface with instant results.

Visitar Ferramenta jsoncrack.com

JSON Crack

Visualize JSON, YAML, and CSV data as interactive graphs to understand complex nested structures and relationships at a glance.

IA & ML Destaque

Hugging Face

The hub for machine learning with 500K+ pre-trained models, datasets, and Spaces for building and deploying AI applications.

Visitar Ferramenta huggingface.co

IA & ML Destaque

ChatGPT

OpenAI's conversational AI for coding assistance, content generation, data analysis, and creative problem-solving with GPT-4.

Visitar Ferramenta chat.openai.com

IA & ML Destaque

Claude

Anthropic's AI assistant excelling at analysis, coding, math, and long-context conversations with industry-leading safety standards.

Visitar Ferramenta claude.ai

Visitar Ferramenta colab.research.google.com

Google Colab

Free Jupyter notebook environment with GPU and TPU access for machine learning experiments, data analysis, and education.

Visitar Ferramenta www.kaggle.com

Kaggle

Machine learning competition platform with 200K+ free datasets, GPU-powered notebooks, courses, and a vibrant data science community.

Visitar Ferramenta ollama.com

Ollama

Run large language models locally on your machine with a simple CLI — supports Llama 3, Mistral, Gemma, CodeLlama, and 100+ models.

Visitar Ferramenta replicate.com

Replicate

Run and deploy open-source ML models in the cloud with simple API calls, auto-scaling, and pay-per-second pricing.

Visitar Ferramenta www.gradio.app

Gradio

Build and share machine learning demos and web applications with a few lines of Python — deploy to Hugging Face Spaces instantly.

Visitar Ferramenta lmstudio.ai

LM Studio

Desktop app to discover, download, and run local LLMs with a chat interface and an OpenAI-compatible local API server.

IA & ML Desenvolvimento

v0 by Vercel

AI-powered UI generation tool that creates production-ready React components from text descriptions using shadcn/ui and Tailwind.

Visitar Ferramenta v0.dev

Monitoramento Destaque

UptimeRobot

Monitor website uptime every 5 minutes with 50 free monitors and instant alerts via email, SMS, Slack, or webhooks.

Visitar Ferramenta uptimerobot.com

Monitoramento Destaque

Google Analytics

Industry-standard web analytics for tracking traffic sources, user behavior, conversions, and audience demographics at any scale.

Visitar Ferramenta analytics.google.com

Visitar Ferramenta sentry.io

Sentry

Application monitoring and error tracking for frontend, backend, and mobile with detailed stack traces, breadcrumbs, and session replay.

Visitar Ferramenta plausible.io

Plausible Analytics

Lightweight, privacy-friendly web analytics that is GDPR/CCPA compliant, cookie-free, and under 1KB in script size.

Visitar Ferramenta betterstack.com

Better Stack

Beautiful uptime monitoring, incident management, and log aggregation in a developer-friendly platform with Slack and PagerDuty integrations.

Visitar Ferramenta www.checklyhq.com

Checkly

Monitor API endpoints and browser interactions with programmable synthetic checks using Playwright and Node.js from 20+ global locations.

Design & UI Destaque

Figma

Collaborative interface design tool for UI/UX with prototyping, design systems, Dev Mode, and real-time multiplayer editing.

Visitar Ferramenta www.figma.com

Design & UI Desenvolvimento Destaque

Tailwind CSS

Utility-first CSS framework for rapidly building modern UIs with a rich plugin ecosystem, JIT compiler, and excellent DX.

Visitar Ferramenta tailwindcss.com

Visitar Ferramenta heroicons.com

Heroicons

Beautiful hand-crafted SVG icons by the Tailwind CSS team — 300+ icons available as React and Vue components or raw SVGs.

Visitar Ferramenta coolors.co

Coolors

Generate perfect color palettes in seconds with contrast checking, palette exploration, color blindness simulation, and export to any format.

Visitar Ferramenta unsplash.com

Unsplash

Access 4M+ free high-resolution photos from 300K+ photographers for commercial and personal use — no attribution required.

Visitar Ferramenta excalidraw.com

Excalidraw

Virtual whiteboard for sketching diagrams with a hand-drawn aesthetic, real-time collaboration, and easy embedding in docs.

Visitar Ferramenta lucide.dev

Lucide Icons

Beautiful and consistent open-source icon library with 1,500+ icons available as SVG, React, Vue, Svelte, and more.

Visitar Ferramenta www.realtimecolors.com

Realtime Colors

Visualize your color palette on a real website mockup instantly — see how your font, background, and accent choices feel in context.

SEO & Marketing Destaque

Google Search Console

Monitor your site's search performance, fix indexing issues, submit sitemaps, and understand how Google discovers your pages.

Visitar Ferramenta search.google.com

SEO & Marketing Destaque

Ahrefs Webmaster Tools

Free site audit scanning 100+ SEO issues, backlink profile analysis, and organic keyword tracking for website owners.

Visitar Ferramenta ahrefs.com

Visitar Ferramenta www.screamingfrog.co.uk

Screaming Frog SEO Spider

Desktop SEO crawler for auditing technical SEO — find broken links, analyze metadata, audit redirects, and generate XML sitemaps.

Visitar Ferramenta validator.schema.org

Schema Markup Validator

Test and validate your structured data markup to ensure rich result eligibility and correct implementation in Google Search.

Visitar Ferramenta answerthepublic.com

AnswerThePublic

Discover what questions real people ask about any topic — fuel your content strategy with search-driven keyword and question research.

Visitar Ferramenta trends.google.com

Google Trends

Explore trending search queries, compare keyword popularity over time, and discover seasonal patterns across regions and categories.

Visitar Ferramenta neilpatel.com

Ubersuggest

Keyword research tool with search volume, SEO difficulty scores, content ideas, backlink data, and competitor domain analysis.

DevOps & Cloud Destaque

Docker

Build, ship, and run applications in containers for consistent development, testing, and production environments everywhere.

Visitar Ferramenta www.docker.com

DevOps & Cloud Destaque

Vercel

Deploy frontend applications with zero configuration, edge functions, automatic HTTPS, preview deployments, and global CDN.

Visitar Ferramenta vercel.com

Visitar Ferramenta github.com

GitHub Actions

Automate CI/CD workflows, testing, linting, and deployment directly from your GitHub repository with 15,000+ community actions.

Visitar Ferramenta www.digitalocean.com

DigitalOcean

Simple, affordable cloud infrastructure with droplets, managed databases, Kubernetes, serverless functions, and app platform.

Visitar Ferramenta coolify.io

Coolify

Self-hostable, open-source alternative to Heroku and Netlify with Docker-based deployments, databases, and SSL on your own server.

Visitar Ferramenta railway.app

Railway

Deploy applications, databases, and services instantly with automatic builds from Git, horizontal scaling, and a generous free tier.

Visitar Ferramenta forge.laravel.com

Laravel Forge

Provision and manage optimized PHP servers on AWS, DigitalOcean, or any VPS with automated deployments, SSL, and queue workers.

Produtividade Destaque

Notion

All-in-one workspace combining notes, docs, wikis, project boards, databases, and AI writing in a flexible, block-based interface.

Visitar Ferramenta www.notion.so

Produtividade Destaque

Linear

Streamlined issue tracking and project management for high-performance teams with keyboard-first design and GitHub integration.

Visitar Ferramenta linear.app

Visitar Ferramenta www.raycast.com

Raycast

Blazingly fast Mac launcher replacing Spotlight with extensions for GitHub, Jira, Figma, clipboard history, and custom scripts.

Visitar Ferramenta obsidian.md

Obsidian

Private knowledge base using local Markdown files with bidirectional linking, graph visualization, and 1,000+ community plugins.

Visitar Ferramenta cal.com

Cal.com

Open-source scheduling platform for booking meetings with calendar sync, custom availability rules, team scheduling, and API access.

Visitar Ferramenta www.warp.dev

Warp

Modern terminal reimagined with AI command search, collaborative workflows, IDE-like editing, and intelligent auto-completions.

Visitar Ferramenta www.loom.com

Loom

Record and share quick video messages for async communication with automatic transcription, viewer insights, and team libraries.

Aprendizado Destaque

Laracasts

Premier video tutorial platform for Laravel, PHP, Vue.js, and modern web development with expert instruction and hands-on exercises.

Visitar Ferramenta laracasts.com

Aprendizado Destaque

freeCodeCamp

Free, interactive coding curriculum with 12 certifications covering web development, data science, machine learning, and more.

Visitar Ferramenta www.freecodecamp.org

Visitar Ferramenta dev.to

Dev.to

Inclusive developer community for sharing articles, tutorials, and discussions about programming, career growth, and technology.

Visitar Ferramenta laravel-news.com

Laravel News

Official community portal for Laravel ecosystem news, package releases, tutorials, job listings, and conference updates.

Visitar Ferramenta stackoverflow.com

Stack Overflow

The world's largest Q&A community for programmers with 24M+ questions and answers spanning every technology and framework.