Ship faster. Debug smarter.
Free developer tools, guides, and references — all client-side, no signup required.
Developer Tools
Browse all →Client-side utilities — JSON formatter, Base64 encoder, UUID generator, and more.
Cursor
AI-native code editor built on VS Code. Features inline LLM editing, chat, and multi-file agentic coding.
Windsurf
AI-powered IDE by Codeium with Cascade, an agentic LLM coding assistant that understands your full codebase.
GitHub Copilot
AI pair programmer by GitHub. LLM-powered autocomplete, chat, and agent mode integrated into VS Code and JetBrains.
Claude Code
Anthropic's CLI-based agentic LLM coding tool. Terminal-first AI assistant for complex multi-file tasks.
Codeium
Free AI code completion tool. Fast LLM-powered autocomplete for 70+ languages across all major editors.
MCP Servers
Browse all →mckinsey/vizro-mcp
Create validated data charts and dashboards.
supabase-community/supabase-mcp
Official Supabase MCP server for AI integration.
zcaceres/markdownify-mcp
Convert files to Markdown.
datalayer/jupyter-mcp-server
MCP Server for Jupyter.
xing5/mcp-google-sheets
Google Sheets API interaction MCP server.
AI Coding Skills
Browse all →Algorithmic Art
Create algorithmic art using p5.js with seeded randomness and interactive parameter exploration.
Brand Guidelines
Apply Anthropic's official brand colors and typography to any artifact.
Canvas Design
Create beautiful visual art in .png and .pdf documents using design philosophy.
Doc Coauthoring
Guide users through a structured workflow for co-authoring documentation.
DOCX
Create, read, edit, or manipulate Word documents (.docx files).
Discounts
Browse all →AWS Activate
Up to $100k in AWS credits for startups. Apply through the AWS Activate program with your startup details.
$2k+ creditsGoogle Cloud for Startups
Over $2,000 in Google Cloud credits for eligible startups. Apply through the Google for Startups program.
$150k creditsMicrosoft for Startups (Azure)
Up to $150k in Azure credits plus free access to Microsoft tools. Apply through the Microsoft for Startups Founders Hub.
$200 creditsDigitalOcean Hatch
$200 in infrastructure credits for startups. Apply through the Hatch startup program with your company details.
Free tierCloudflare
Generous free tier including CDN, DNS, DDoS protection, and Workers. Available to everyone, just sign up.
Latest Guides
Browse all →What is a JWT? A Developer Guide to JSON Web Tokens
Learn how JSON Web Tokens work, their structure, use cases, and common pitfalls.
Base64 Encoding Explained
Understand Base64 encoding: how the algorithm works, when to use it, and what padding means.
Unix Timestamps Explained
What epoch time is, why it is used, the Y2K38 problem, and how to convert in different languages.
Cheatsheets
Browse all →Regex Cheat Sheet for Developers
A quick-reference guide to regular expression syntax: patterns, quantifiers, groups, and examples.
Git Cheat Sheet
Essential Git commands organized by workflow: setup, branching, staging, history, remotes, and undoing changes.
Docker Cheat Sheet
Quick reference for Docker CLI: containers, images, volumes, networking, and Docker Compose.