75+ Free Developer Tools & Resources | Curated for 2026

GTmetrix

Analyze page speed, find bottlenecks, and optimize your site for Core Web Vitals with waterfall charts and detailed performance reports.

Nota de campo

The waterfall view is the quickest way to spot which third-party script is actually blocking render. The free tier limits test locations, so pair it with WebPageTest when geography matters.

Visitar Ferramenta gtmetrix.com

Performance Destaque

Google PageSpeed Insights

Get real-world performance data from Chrome UX Report with actionable optimization suggestions powered by Lighthouse.

Nota de campo

The score that maps to what Google actually measures, because it pulls real Chrome field data. Treat the lab number as a hint and chase the field Core Web Vitals — those are what rank.

Visitar Ferramenta pagespeed.web.dev

Performance

Lighthouse

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

Nota de campo

Same engine as PageSpeed but scriptable — wire it into CI so a perf regression fails the build instead of surfacing in production. The accessibility audit alone catches issues most teams ship.

Visitar Ferramenta developer.chrome.com

Performance

WebPageTest

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

Nota de campo

When a client says "it's slow in Europe," this is how you prove it — test from the real region and watch the filmstrip. Its connection-throttling presets are more honest than a fast office network.

Visitar Ferramenta www.webpagetest.org

Performance

TinyPNG

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

Nota de campo

The fastest option for squashing a one-off image before committing it. For a build pipeline, reach for Squoosh's CLI instead — but for dragging a hero image down 60% in seconds, nothing beats it.

Visitar Ferramenta tinypng.com

Performance

Bundlephobia

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

Nota de campo

Check this before npm install, not after. Watching a "small" date library add 70KB gzipped to your bundle is the cheapest performance lesson you will get.

Visitar Ferramenta bundlephobia.com

Performance

Squoosh

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

Nota de campo

Worth it for the side-by-side slider alone — push AVIF until the artifacts show, then back off a notch. The local CLI version is the one to script into an asset build.

Visitar Ferramenta squoosh.app

Segurança Performance Destaque

Cloudflare

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

Nota de campo

The free tier does more than most paid WAFs — DNS, caching, and DDoS absorption out of the box. The catch: aggressive caching can hide a deploy, so learn the purge and dev-mode toggles early.

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.

Nota de campo

Run it after every TLS change. An A+ is not vanity — a B usually means an old protocol or weak cipher is still enabled, and the report points at the exact config line to fix.

Visitar Ferramenta www.ssllabs.com

Segurança

Security Headers

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

Nota de campo

A 30-second grade that catches the headers everyone forgets — CSP, HSTS, frame options. It only inspects response headers, so it won't find app-layer bugs, but it flags the cheap wins first.

Visitar Ferramenta securityheaders.com

Segurança

Mozilla Observatory

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

Nota de campo

Goes a step past a headers grade by checking cookie flags and subresource integrity. Worth running alongside Security Headers — the two disagree just often enough to be a useful cross-check.

Visitar Ferramenta observatory.mozilla.org

Segurança

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.

Nota de campo

The real power is the API — wire it into signup to reject known-breached passwords before they are ever set. As a personal check, set the breach alerts once and forget it until one finds you.

Visitar Ferramenta haveibeenpwned.com

Segurança

OWASP ZAP

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

Nota de campo

The free Burp Suite alternative for teams without the license budget. The automated scan finds the obvious XSS and injection; the manual proxy is where the real testing starts once you learn it.

Visitar Ferramenta www.zaproxy.org

Segurança

CSP Evaluator

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

Nota de campo

Hand-writing a CSP is how you accidentally allow unsafe-inline and undo the whole point. Paste your policy here first — it flags the bypasses Google's own researchers know about.

Visitar Ferramenta csp-evaluator.withgoogle.com

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.

Nota de campo

Free, and better than most paid courses — the labs are real exploitable targets, not multiple-choice quizzes. Do just the SQL injection and XSS tracks and you'll out-skill most developers on security.

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.

Nota de campo

The default for good reason, but the win is restraint — ten well-chosen extensions beat fifty that fight each other. Learn the multi-cursor and command-palette muscle memory and the mouse goes quiet.

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.

Nota de campo

It is VS Code with the AI in the editing loop, so your existing setup carries over. Composer mode earns its keep on multi-file refactors; for single-line completions the gap from Copilot is marginal.

Visitar Ferramenta www.cursor.com

Desenvolvimento Destaque

GitHub

Host repositories, automate CI/CD, manage issues, and collaborate with 100M+ developers — version control plus Actions, Copilot, and project boards in one place.

Nota de campo

The hosting is table stakes now — the reason to centralize here is Actions and the ecosystem around it. For private solo work, the free tier is more generous than people assume.

Visitar Ferramenta github.com

Desenvolvimento

Postman

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

Nota de campo

Strongest for sharing a documented API collection with a team or client. For quick solo checks, Hoppscotch is lighter — the account-gating and bloat here are the price of the collaboration features.

Visitar Ferramenta www.postman.com

Desenvolvimento

Hoppscotch

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

Nota de campo

The tab to open when you just need to fire a request without signing into anything. Runs in the browser and remembers nothing you don't ask it to — what Postman was before it grew an account wall.

Visitar Ferramenta hoppscotch.io

Desenvolvimento

Regex101

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

Nota de campo

The explanation pane is the actual product — it turns a write-only regex into something you can hand to a teammate. Set the flavor to match your language or you'll ship a pattern that works everywhere but prod.

Visitar Ferramenta regex101.com

Desenvolvimento

Carbon

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

Nota de campo

For the code screenshots in slide decks and posts. Keep it for presentation only — never share an image of code people actually need to copy; that is what a gist is for.

Visitar Ferramenta carbon.now.sh

Desenvolvimento

DevDocs

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

Nota de campo

Install it as an offline app and search across every framework's docs in one keystroke. On a flaky connection or a flight, having the full API reference cached locally pays for itself fast.

Visitar Ferramenta devdocs.io

Desenvolvimento

JSON Crack

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

Nota de campo

Drop a gnarly nested API response in and the node graph makes the shape obvious in a way raw text never will. Mind that pasting sensitive payloads sends them to a third party — sanitize first.

Visitar Ferramenta jsoncrack.com

IA & ML Destaque

Hugging Face

Find, fine-tune, and deploy machine-learning models from a hub of 500K+ pretrained models, datasets, and hosted Spaces — the package registry of ML.

Nota de campo

Start from a model card, not a tutorial — the good ones document the training data and the failure modes. Spaces is the fastest way to demo a model without provisioning a single GPU.

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.

Nota de campo

Strongest as a thinking partner for brainstorming and first drafts. For heavy coding I lean on Claude, but the broader plugin and image ecosystem still wins for mixed tasks — keep one of each open.

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.

Nota de campo

My default for anything involving large codebases or long documents — the context window and a willingness to say "this won't work" make it the better pair-programmer. This site's content workflows run on it.

Visitar Ferramenta claude.ai

IA & ML

Google Colab

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

Nota de campo

Free GPU with zero local setup — perfect for a notebook you'll run a handful of times. The session timeouts and disconnects make it the wrong tool for anything that needs to train overnight.

Visitar Ferramenta colab.research.google.com

IA & ML

Kaggle

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

Nota de campo

The datasets and public notebooks teach a technique faster than any course — you read how people actually solved the problem. The competitions drive home that real ML is mostly feature engineering.

Visitar Ferramenta www.kaggle.com

IA & ML

Ollama

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

Nota de campo

The cleanest way to run a local model — ollama run llama3 and you're talking to it. Great for privacy-sensitive prototyping; just be realistic that consumer hardware caps you below frontier quality.

Visitar Ferramenta ollama.com

IA & ML

Replicate

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

Nota de campo

When you want to call an open-source model by API without owning the GPU — pay per second, scales to zero. The cost math flips once usage is steady, at which point self-hosting starts to win.

Visitar Ferramenta replicate.com

IA & ML

Gradio

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

Nota de campo

The fastest path from a Python function to a shareable demo URL — good for putting a model in front of a non-technical stakeholder in an afternoon. Pairs naturally with Hugging Face Spaces for free hosting.

Visitar Ferramenta www.gradio.app

IA & ML

LM Studio

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

Nota de campo

The friendlier face on local LLMs if you'd rather click than type — and the built-in OpenAI-compatible server is the quiet killer feature for swapping a cloud API for a local one in your own app.

Visitar Ferramenta lmstudio.ai

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.

Nota de campo

Good for a first-pass UI scaffold when you're staring at a blank component. Treat the output as a sketch, not shippable code — it leans on shadcn/Tailwind conventions you'll still need to clean up.

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.

Nota de campo

Fifty free monitors covers a whole portfolio of sites. The 5-minute interval means you hear about an outage a few minutes late — fine for marketing sites, not for anything with a real SLA.

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.

Nota de campo

Still the default, but GA4 buries the answers — set up the explorations you actually need once and bookmark them. If you only care about traffic sources, Plausible is far less pain.

Visitar Ferramenta analytics.google.com

Monitoramento

Sentry

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

Nota de campo

The first thing to add to a new production app — a stack trace with breadcrumbs beats a user's vague bug report every time. Watch the event quota; a noisy error in a loop burns the free tier in an hour.

Visitar Ferramenta sentry.io

Monitoramento

Plausible Analytics

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

Nota de campo

What to reach for when you want honest traffic numbers with no cookie banner — under 1KB and the whole dashboard fits on one screen. The trade-off is no deep funnel analysis, which is rather the point.

Visitar Ferramenta plausible.io

Monitoramento

Better Stack

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

Nota de campo

Uptime monitoring with status pages and on-call that actually looks good — the polish you'd otherwise pay an enterprise vendor for. The free tier covers a small project comfortably.

Visitar Ferramenta betterstack.com

Monitoramento

Checkly

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

Nota de campo

Where it pulls ahead is monitoring user journeys, not just pings — write a Playwright script and it runs the real login flow on a schedule. The right call when "the homepage is up" isn't "checkout works."

Visitar Ferramenta www.checklyhq.com

Design & UI Destaque

Figma

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

Nota de campo

The one design tool worth standardizing on — and as a developer, Dev Mode is the part that matters: real measurements, exportable assets, inspectable tokens. You don't need to design to read a file in it.

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.

Nota de campo

It feels wrong until it clicks, then you don't go back — the constraint of a utility scale is what keeps spacing consistent across a project. The catch is class soup; extract components before the markup rots.

Visitar Ferramenta tailwindcss.com

Design & UI

Heroicons

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

Nota de campo

Made by the Tailwind team, so they drop into a Tailwind project without a fight. The set is small by design — when 300 icons isn't enough, Lucide picks up where it stops.

Visitar Ferramenta heroicons.com

Design & UI

Coolors

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

Nota de campo

The spacebar-to-generate flow is the fastest way out of palette paralysis. Lock the one color you're sure of and cycle the rest — then always run the result through its contrast checker before committing.

Visitar Ferramenta coolors.co

Design & UI

Unsplash

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

Nota de campo

Free, genuinely high quality, no attribution required — but that's also the catch: the popular shots are everywhere, so dig past page one or your site looks like every other startup's.

Visitar Ferramenta unsplash.com

Design & UI

Excalidraw

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

Nota de campo

The default for any diagram that should feel like a sketch, not a spec — the hand-drawn look invites edits a polished chart doesn't. Perfect for whiteboarding an architecture before it's real.

Visitar Ferramenta excalidraw.com

Design & UI

Lucide Icons

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

Nota de campo

The community fork of Feather, grown to 1,500+ icons with consistent stroke weights — the pick when you need breadth and a framework-native component. Where Heroicons runs out, this keeps going.

Visitar Ferramenta lucide.dev

Design & UI

Realtime Colors

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

Nota de campo

Solves the real problem: a palette looks fine on swatches and falls apart on an actual page. Preview your colors on a real mockup here before you wire them into design tokens.

Visitar Ferramenta www.realtimecolors.com

SEO & Marketing Destaque

Google Search Console

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

Nota de campo

Non-negotiable — the only place Google tells you what it actually thinks of your site. Live in the Pages and Crawl Stats reports; the Performance tab surfaces keywords you rank for by accident.

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.

Nota de campo

The most generous real backlink and site-audit data you'll get without paying. It's limited to sites you've verified ownership of, but for auditing your own project that's plenty.

Visitar Ferramenta ahrefs.com

SEO & Marketing

Screaming Frog SEO Spider

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

Nota de campo

The crawler to run before and after any big site change — it finds the broken links, redirect chains, and orphan pages no dashboard surfaces. Free up to 500 URLs, which covers most personal sites whole.

Visitar Ferramenta www.screamingfrog.co.uk

SEO & Marketing

Schema Markup Validator

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

Nota de campo

Run your structured data through this before you trust it — one malformed field silently kills rich-result eligibility. Keep it bookmarked next to Google's Rich Results Test and check both.

Visitar Ferramenta validator.schema.org

SEO & Marketing

AnswerThePublic

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

Nota de campo

The fastest way to turn one keyword into a content outline — the question wheel is real searcher language, not your guess at it. The free daily limit is tight, so batch your queries.

Visitar Ferramenta answerthepublic.com

SEO & Marketing

Google Trends

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

Nota de campo

Best for one decision: is interest in this topic rising or dying? Use it to time content and to settle "which term do people actually search" debates with the comparison view.

Visitar Ferramenta trends.google.com

SEO & Marketing

Ubersuggest

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

Nota de campo

A reasonable free-tier entry point for volume and difficulty if Ahrefs and Semrush are out of budget. Treat the metrics as directional, not gospel — they're estimates, and the upsells are persistent.

Visitar Ferramenta neilpatel.com

DevOps & Cloud Destaque

Docker

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

Nota de campo

The thing that ended "works on my machine" — learn it even if you deploy elsewhere, because everything downstream assumes it. Keep images slim; a multi-stage build is 1GB versus 80MB.

Visitar Ferramenta www.docker.com

DevOps & Cloud Destaque

Vercel

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

Nota de campo

The shortest path from a Git push to a live URL for anything frontend — per-branch preview deploys are the feature you miss everywhere else. Watch the bandwidth and function pricing once a project gets traffic.

Visitar Ferramenta vercel.com

DevOps & Cloud

GitHub Actions

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

Nota de campo

CI/CD that lives next to your code with no extra service to wire up — this site deploys through it. The marketplace saves writing YAML from scratch, but pin action versions or a supply-chain surprise awaits.

Visitar Ferramenta github.com

DevOps & Cloud

DigitalOcean

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

Nota de campo

The cloud to recommend to anyone overwhelmed by AWS's console — predictable pricing and docs you can actually follow. You give up the deep managed-service catalog, which most projects never needed.

Visitar Ferramenta www.digitalocean.com

DevOps & Cloud

Coolify

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

Nota de campo

Self-hosted Heroku — point it at a VPS and get Git-push deploys, databases, and SSL without the per-seat bill. The trade: you're now on call for the server. Worth it once you've outgrown free tiers.

Visitar Ferramenta coolify.io

DevOps & Cloud

Railway

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

Nota de campo

The nicest developer experience for spinning up an app plus its database in minutes — great for prototypes. The usage-based pricing is fair but climbs, so watch it before it quietly becomes your main host.

Visitar Ferramenta railway.app

DevOps & Cloud

Laravel Forge

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

Nota de campo

If you ship Laravel, this removes the server-config tax — provisioning, deploys, queue workers, and SSL handled. It manages servers on your own cloud account, so you keep the infrastructure without the grind.

Visitar Ferramenta forge.laravel.com

Produtividade Destaque

Notion

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

Nota de campo

Run docs, planning, and a lightweight CRM in one workspace — the database-as-a-page model is what makes it flex. The cost is that it happily becomes a mess; impose structure early or search becomes your only nav.

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.

Nota de campo

The issue tracker that finally feels as fast as the code editor — keyboard-first, opinionated, instant to load. The opinions are the point; if you want to configure everything, you'll fight it.

Visitar Ferramenta linear.app

Produtividade

Raycast

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

Nota de campo

Replaces Spotlight on day one and a dozen other apps within a week — clipboard history and window management alone justify it. The extension store is where it stops being a launcher and becomes a workflow.

Visitar Ferramenta www.raycast.com

Produtividade

Obsidian

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

Nota de campo

Notes as plain Markdown files you own, on disk, forever — that's the whole pitch and it's the right one. The graph view is mostly eye candy; the backlinks are what change how you write. Sync is the paid catch.

Visitar Ferramenta obsidian.md

Produtividade

Cal.com

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

Nota de campo

The open-source Calendly — self-host it and stop renting your own scheduling page. The hosted tier is fine too; the reason to pick it over the incumbent is owning the data and the booking flow end to end.

Visitar Ferramenta cal.com

Produtividade

Warp

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

Nota de campo

A terminal that modernized the parts that needed it — block-based output and real text editing on the command line. Some power users bristle at the account requirement; for most it's a clear upgrade.

Visitar Ferramenta www.warp.dev

Produtividade

Loom

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

Nota de campo

The async-communication unlock — a two-minute screen recording replaces a meeting and a wall of text. Good for client walkthroughs and bug reports; the auto-transcript lets people skim instead of watch.

Visitar Ferramenta www.loom.com

Aprendizado Destaque

Laracasts

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

Nota de campo

The best paid resource for actually learning Laravel — the pacing and real-world examples beat the official docs for retention. Worth it even for the framework-agnostic testing and front-end series.

Visitar Ferramenta laracasts.com

Aprendizado Destaque

freeCodeCamp

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

Nota de campo

Free and genuinely complete — the project-based certifications make you build, not just watch. The best answer to "I want to learn to code but can't afford a bootcamp," and the YouTube channel extends it further.

Visitar Ferramenta www.freecodecamp.org

Aprendizado

Dev.to

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

Nota de campo

A friendlier, less combative place to write and read than the alternatives — good for a pulse on what the community is trying. Quality varies wildly, so follow people, not the firehose.

Visitar Ferramenta dev.to

Aprendizado

Laravel News

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

Nota de campo

The one feed for staying current on the Laravel ecosystem — package releases, version changes, the occasional job. If you ship Laravel, the newsletter earns its inbox slot.

Visitar Ferramenta laravel-news.com

Aprendizado

Stack Overflow

Search 24M+ programming questions and answers across every language and framework — the reference you reach for when an error message has you stuck.

Nota de campo

These days I often ask an AI first, but for a gnarly framework-specific error the accepted answer with 400 upvotes is still usually right. Read the comments under the answer — that's where the caveats live.

Visitar Ferramenta stackoverflow.com

Aprendizado

Roadmap.sh

Community-driven developer roadmaps, skill trees, and learning guides for frontend, backend, DevOps, AI, and 20+ other paths.

Nota de campo

The clearest answer to "what do I learn next" for any path — the roadmaps show dependency order so you don't skip fundamentals. Use it to find gaps in what you know, not just as a beginner's checklist.

Visitar Ferramenta roadmap.sh

Ferramentas & Recursos Gratuitos

GTmetrix

Google PageSpeed Insights

Lighthouse

WebPageTest

TinyPNG

Bundlephobia

Squoosh

Cloudflare

SSL Labs

Security Headers

Mozilla Observatory

Have I Been Pwned

OWASP ZAP

CSP Evaluator

Web Security Academy

Visual Studio Code

Cursor

GitHub

Postman

Hoppscotch

Regex101

Carbon

DevDocs

JSON Crack

Hugging Face

ChatGPT

Claude

Google Colab

Kaggle

Ollama

Replicate

Gradio

LM Studio

v0 by Vercel

UptimeRobot

Google Analytics

Sentry

Plausible Analytics

Better Stack

Checkly

Figma

Tailwind CSS

Heroicons

Coolors

Unsplash

Excalidraw

Lucide Icons

Realtime Colors

Google Search Console

Ahrefs Webmaster Tools

Screaming Frog SEO Spider

Schema Markup Validator

AnswerThePublic

Google Trends

Ubersuggest

Docker

Vercel

GitHub Actions

DigitalOcean

Coolify

Railway

Laravel Forge

Notion

Linear

Raycast

Obsidian

Cal.com

Warp

Loom

Laracasts

freeCodeCamp

Dev.to

Laravel News

Stack Overflow

Roadmap.sh

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