Skip to main content

Resources & Tools

Free docs, tools, and communities I actually use. Organized by what you're building.

paid

Recommended tools

These are paid tools I use and recommend. The affiliate disclosure above applies to the links in this section.

n8n

automation

Affiliate

Open-source workflow automation platform. The tool I use for all my automation projects—from data pipelines to AI agent orchestration.

Commission structure: 30% recurring for 12 months

  • check_circle Self-hostable or cloud option
  • check_circle 400+ integrations out of the box
  • check_circle Visual workflow builder
Try n8n Free arrow_forward paid

Railway

hosting

Affiliate

Deploy any app in seconds. My go-to for hosting n8n instances, Node.js projects, and anything that needs to run 24/7.

Commission structure: 15% for 12 months

  • check_circle One-click deploys from GitHub
  • check_circle Free tier for hobby projects
  • check_circle Auto-scaling infrastructure
Deploy on Railway arrow_forward paid

DigitalOcean

hosting

Affiliate

Cloud VPS for Python agents. $6/month Droplets with full root access, systemd process management, and predictable billing.

Commission structure: 10% recurring for 12 months

  • check_circle $6/mo Droplets
  • check_circle Full root SSH access
  • check_circle 99.99% uptime SLA
Start on DigitalOcean — $200 Free Credit arrow_forward paid

Vercel

hosting

Affiliate

The platform I deploy everything on. Instant previews, zero-config Next.js and SvelteKit, and global edge CDN. citability.dev runs here.

Commission structure: No formal affiliate program

  • check_circle Zero-config Next.js and SvelteKit
  • check_circle Instant preview URLs per git branch
  • check_circle Global edge CDN
Deploy on Vercel arrow_forward paid

Educative

learning

Affiliate

Interactive courses for developers. Where I learned system design patterns and advanced programming concepts.

Commission structure: 20% per sale

  • check_circle Hands-on coding in browser
  • check_circle No video lectures—learn by doing
  • check_circle System design interview prep
Start Learning arrow_forward paid
smart_toy

AI & Claude Code

Claude Code Docs

Free

Official documentation for Claude Code — the AI coding tool. Setup, slash commands, CLAUDE.md, hooks, and everything you need to get productive fast.

Open Docs arrow_forward

Anthropic Cookbook

Free

Official collection of notebooks and examples for building with the Claude API. Real code for real problems: tool use, multimodal, agents, and more.

View on GitHub arrow_forward

Anthropic API Reference

Free

Full API reference for the Claude API — models, messages, streaming, tool use, and token budgets. The ground truth for building Claude-powered apps.

Open Docs arrow_forward
visibility

AI Visibility & AEO

llms.txt Specification

Free

The proposed standard for telling AI crawlers what to index and how to cite your content. Place at your site root alongside robots.txt.

Read Spec arrow_forward

Citability

Free

AI visibility audit tool. Runs 10 automated checks against any website to measure how likely AI search engines are to find and cite your content.

Run Free Scan arrow_forward

Schema.org

Free

The structured data vocabulary that search engines and AI systems use to understand content types. BlogPosting, FAQPage, and Person schemas are the most impactful for AEO.

Browse Schemas arrow_forward

Google Rich Results Test

Free

Test whether your structured data is valid and eligible for rich results. Also confirms what AI engines can parse from your JSON-LD markup.

Test Your Page arrow_forward

AI-Visible Web Architecture (Open Source)

Free

The open-source implementation behind chudi.dev — llms.txt, ai.txt, WebMCP, structured data, and the full AI visibility stack. Reference implementation you can fork.

View on GitHub arrow_forward
search

SEO & Content

Google Search Console

Free

The ground truth for how Google sees your site. Indexation status, search queries, click-through rates, and Core Web Vitals. Free and essential.

Open Console arrow_forward

PageSpeed Insights

Free

Measures Core Web Vitals (LCP, CLS, INP) for any URL. Lab data from Lighthouse plus real-world field data from Chrome UX Report.

Test Your Site arrow_forward

Ahrefs Webmaster Tools

Free

Free site audit and backlink checking for verified site owners. Shows domain rating, referring domains, and crawl issues. The free tier covers the basics.

Get Started arrow_forward
account_tree

Automation & Workflows

n8n Docs

Free

Self-hostable workflow automation. Connects anything to anything. The open-source alternative to Zapier with full control over your data and logic.

Open Docs arrow_forward

n8n Community

Free

The n8n community forum — workflows, templates, troubleshooting, and integrations. Best place to find pre-built automations for your use case.

Join Community arrow_forward

Zapier

Free

No-code automation platform. Great for connecting SaaS tools without hosting. Free tier covers the basics — upgrade when you need multi-step zaps.

Get Started arrow_forward
cloud_upload

Deployment & Hosting

Vercel

Free

The best place to deploy SvelteKit and Next.js apps. Zero-config, instant global CDN, preview deployments on every PR. Free tier is genuinely useful.

Read Docs arrow_forward

Railway

Free

Deploy backends, databases, and workers in one click. No Kubernetes config. The easiest way to run Python services, Postgres, Redis, and more in production.

Read Docs arrow_forward

Cloudflare Workers

Free

Serverless at the edge. Free tier gives you 100k requests/day. Perfect for API proxies, webhooks, and any latency-sensitive compute.

Read Docs arrow_forward
web

Frontend Development

SvelteKit Docs

Free

Official SvelteKit documentation. Routing, load functions, form actions, hooks — everything you need to build full-stack apps with the fastest frontend framework.

Open Docs arrow_forward

Tailwind CSS Docs

Free

Official Tailwind documentation. Utility classes, responsive design, dark mode, and the config system. The fastest way to build good-looking UIs without writing CSS.

Open Docs arrow_forward

TypeScript Handbook

Free

The official TypeScript handbook — from basics to advanced types. Essential reading if you use TypeScript with SvelteKit, Next.js, or any Node-based project.

Read Handbook arrow_forward