Development
434 Development resources, picked out of 95 saved Instagram reels and 350 liked tweets, from creators like @shadcn, @ctatedev, @orcdev. 407 of them are free, freemium or open source.
UI Components
Copy-paste React UI components built with Tailwind CSS and Radix primitives.
Pre-built, responsive shadcn/ui blocks and layouts for React applications
Open-source animation library for React, Vue, and vanilla JavaScript
Open-source animated and interactive React UI components and backgrounds
Curated directory of crafted React, Tailwind, and shadcn UI components.
Web Scraping
Turn websites and documents into clean, LLM-ready markdown or structured data.
Turn any website into a structured REST API using natural language
Cloud platform and marketplace for web scraping, automation, and AI data extraction.
Open-source Python library and API for prompt-based web scraping using LLMs
AI Chrome extension for scraping web data using natural language chat prompts.
Developer Tools
Curated React performance rules and coding-agent skills by Vercel
Connects AI coding agents to browser annotations for automated UI reviews
Office document creation and editing skills for Claude Code CLI.
TypeScript SDK for adding and managing custom customer domains across platforms
Agent harness optimization system with skills, hooks, and configs for coding agents
Browser Automation
Browser automation CLI and engine purpose-built for AI agents
Cloud-hosted stealth browser infrastructure and execution platform for AI agents.
Open-source web apps and AI browser tools built with Hyperbrowser
Lightweight Go binary exposing an HTTP API to control Chrome browsers
Run browser automation agents inside on-demand isolated sandbox environments
AI Coding Tools
Design inspiration MCP server and archive for AI coding agents.
Curated skills and performance rules for AI coding agents by Vercel.
Curated roster of 20 AI app builders and coding assistants.
Claude Code skill to turn animation videos into production Framer Motion code.
Design skill preventing LLMs from generating generic, AI-looking web interfaces
AI Coding Prompts
Portable agent skills that enforce design quality in AI-generated frontends
A CLAUDE.md template fixing common LLM coding pitfalls using four principles.
AI agent skills for UI animation, design engineering, and interface polish
Claude Code skill to ground the agent in the current branch diff
Gallery of community prompts for generating Remotion videos with coding agents
Boilerplates & Starters
Full-stack SaaS starter with Next.js 15, Convex, and Clerk Billing
Next.js AI boilerplate with pre-built apps, auth, and payments.
Next.js SaaS starter template with Supabase and Polar subscription billing
Open-source Next.js boilerplate showcasing ElevenLabs audio and voice features
Next.js starter template featuring Lucia session auth and Stripe billing
AI Coding Workflows
Practical eight-step setup and workflow guide for building MVPs with Cursor
Battle-tested Claude Code workflow tips directly from the tool's creator
An 8-step framework for building apps with AI using structured documentation
Context engineering framework for making AI coding agents reliable at scale
A practical reference guide and configuration framework for Claude Code power users.
AI Workflows
Workflow for generating and animating Airbnb-style isometric 3D icons using AI
Two-stage AI workflow for auditing and fixing UI animations across codebases
Recipe for scraping news URLs and rewriting them in your voice using Grok
A fast iOS development workflow combining Perplexity, Cursor, and Xcode
Four-step AI agent pipeline to extract audience insights from YouTube comments
Server Security
Terminal commands to count and monitor failed SSH logins on Linux
Open-source collaborative security engine and intrusion prevention system using crowdsourced threat data.
SSH tarpit written in Go with built-in Prometheus metrics and Grafana support
Log-monitoring daemon that dynamically blocks IP addresses causing repeated authentication failures.
Quick commands to detect and block SSH brute-force attacks on Linux
More in Development
Generative UI framework rendering LLM JSON streams into predefined components safely
Curated collection of plain-text design systems extracted from popular tech websites.
The open-source code powering the For You recommendation feed on X.
Lightweight, modular JavaScript animation engine for CSS, SVG, and DOM elements
Open-source collection of runnable AI agent, skill, and RAG templates
Agent skills enabling AI coding agents to create programmatic Remotion videos
Open directory and CLI for discovering and installing AI agent skills
Performance pattern for deferring below-the-fold components to accelerate perceived page load.
Curated library of specialized AI agent personas and workflows for Claude Code
Deep-dive writeup and open-source release of the Apple Design Award–winning fitness tracker.
Semantic search and web crawling API designed for AI agents
Agentic development platform and IDE for running autonomous coding agents.
High-performance JavaScript animation library for web elements, SVG, and canvas.
Step-by-step tutorial for deploying Next.js to Hetzner using Kamal
Cloud browser infrastructure and automation agents designed for AI applications.
Design vocabulary, rules, and skills for AI coding agents.
Realtime event tracking and product analytics for founders and teams
Open-source macOS command-line toolkit for disk cleanup, uninstallation, and system monitoring
Catalog of hosted AI inference microservices with free API endpoints.
Agentic canvas and IDE extension for building UI designs directly into code
Lightweight open-source Python library for building code-writing and vision AI agents
Usage-based billing infrastructure for charging end users and reselling LLM tokens.
PostgreSQL foreign data wrapper to query and write Stripe data via SQL
Full-stack Next.js 15 starter with Better-Auth, Drizzle, and Tailwind v4
AI assistant to generate and iterate on web user interfaces and apps
Conversational AI tool that builds and edits websites via chat
Tutorial and starter template for shipping a paid SaaS application quickly
An opinionated reference architecture for building full-stack open-source AI applications
Render structured JSON specifications into PDFs using React PDF
In-browser video and audio conversion library powered by the WebCodecs API.
Annual overview of the fastest-growing JavaScript GitHub repositories in 2023.
Step-by-step framework to build polished landing pages using Bolt and AI tools
Tutorial explaining session token replay for internal X API access
Index official Apple documentation as reference docs inside Cursor's AI composer
Audits documentation readability for AI agents by running parallel onboarding tests
Practical rules for preparing SaaS APIs and infrastructure for AI agents
Agent-first control plane backed by 2,400+ curated AI developer skills
Open-source, self-hosted chat interface for Agno agents and teams
Starter repository for building an autonomous social AI agent with Eliza
Single API and playground for hundreds of multimodal AI models
Discovery and security testing platform for exposed internet-facing AI endpoints.
Declaratively anchor and toggle DOM markers on 3D scenes with CSS
Modern CSS technique for smooth height transitions without fixed pixel heights
Autonomous production engineering platform that diagnoses, triages, and fixes runtime issues
Turn websites into plain HTTP APIs for AI agents to call directly.
A ten-point reference checklist for designing clean and reliable REST APIs.
Practical rules and common rejection triggers for iOS App Store submissions
A workflow for building high-performance scroll-scrubbed canvas animations using WebP frames.
Open-source generator for App Store screenshots with 3D device mockups
Python interactive CLI toolkit for automated OSINT, network reconnaissance, and security checks
Lightweight multi-protocol command-line download utility supporting parallel connections and torrents
CLI tool automating changeset-based package releases with AI-generated descriptions
Curated collection of 160+ specialized modular subagents for Claude Code
Transliterate non-Latin names and generate username wordlists for security assessments
Cost estimator and feature comparison for 360+ AI sandbox providers
Open-source TypeScript authentication framework for modern web applications.
Open-source file upload library for React connecting to S3-compatible storage
Proof-of-origin token provider plugin for yt-dlp to bypass YouTube bot checks
Persistent Ubuntu cloud sandboxes with browsers for running AI agents
In-browser AI app and website builder with live preview and code execution
Architecture pattern for securely running code-executing agents inside isolated micro-VMs
Workflow to generate HTML apps with Claude and host them instantly
Visual development platform and Figma plugin converting designs into framework code.
AI-powered tool converting Figma designs directly into live frontend code
Unified serverless API to discover and run open and closed AI models
Official JavaScript and TypeScript client library for Cartesia's text-to-speech API
Universal TypeScript layer for building bots and agents across chat platforms
Unified TypeScript SDK overview for multi-platform chat bot development
Engineering guide for building high-performance, streaming-friendly iOS chat message lists.
Open-source Linear-inspired project management UI built with Next.js and shadcn/ui.
Agentic command-line tool that navigates, edits, and debugs codebases directly
Practical rules and common mistakes for working with AI coding assistants.
Sample SwiftUI app demonstrating Clean Architecture with modern Swift patterns
Resource breakdown of Cloudflare's $5/month Workers Paid plan limits and allowances
AI agent prompt for migrating transactional email to Cloudflare Email Service
Autonomous Claude Code plugin that cleans and simplifies recently edited code.
Tooling and authentication layer connecting AI agents to external applications
MCP server providing structural AST indexing and semantic navigation for coding agents
Online file converter supporting images, documents, audio, and video formats
Open-source, self-hosted platform alternative to Heroku, Vercel, and Railway
Turn UI screenshots into structured build prompts for AI coding tools
Open-source icon set with over 1,500 symbols in multiple formats.
Share authentication sessions across multiple subdomains using Better Auth configuration.
CSS recipe for interactive 3D card tilt and 2D layer parallax
CSS technique for dynamic, semi-transparent borders using background-clip and backdrop-filter
Practical techniques for sticky layout interactions paired with interactive CodePen demos.
Synthesized Web Audio interaction sound library with zero audio files.
Synthesized Web Audio interaction sound library with zero audio files.
Practical rules and workflows for getting reliable code from Cursor agents
Structured PRD rule template to prevent AI hallucinations in code editors
Prompt template for generating framework-specific Cursor rules files in .mdc format
Two implementation patterns for shareable, high-performance Next.js admin dashboards
AI-generated documentation and architecture diagrams for public GitHub repositories
Step-by-step workflow for deploying an Expo app to TestFlight using EAS.
Curated directory of software, libraries, and resources for web design engineers.
Platform to discover, join, and host online and in-person hackathons
Multi-workspace IDE running parallel AI coding agents across isolated branches
Skill for Claude Code and Codex to generate Lottie animations via prompts
Hardware and software workflow for batch-controlling dozens of physical iPhones
Minimal Alpine-based Docker image running the Android emulator as a service.
CSS pattern for switching colors across themes without duplicate selectors
Open-source toolchain for generating EN 16931 compliant European electronic invoices.
Open-source icon set with 1,300 icons across filled, outline, and sharp styles
Visual generator for creating organic blob shapes using CSS border-radius
Unified TypeScript storage abstraction across S3, R2, and 40+ backends
Visual web builder and code generator for CSS Flexbox and Grid layouts.
CSS technique for flickering theme transitions using View Transitions and linear() curves
Observability and tracing platform for AI agents using Vercel AI SDK
Recursive task orchestrator running agent swarms in isolated git worktrees.
Curated modern frontend and AI product development stack recommendations.
Proxy Claude Code and coding agents through free, local, or alternative LLMs.
Curated, searchable directory of free public APIs for developers
Route multiple free-tier LLM providers through a single OpenAI-compatible endpoint
Unified multi-physics simulation platform for physical AI and robotics development.
Open-source automated builder for patching Adobe Creative Cloud on Windows
Markdown design system analyses of popular websites for AI coding assistants.
China's largest Git-based code hosting, open-source community, and DevOps platform.
Real-time GitHub monitoring tool to find leaked credentials and API tokens
Cloud-based Git repository hosting, code collaboration, and developer workflow platform
Turn any Git repository into a prompt-friendly text digest for LLMs.
All-in-one DevSecOps platform for source control, CI/CD, and security
Command-line tool and agent skills for managing Google Workspace services
Automate prompt creation, testing, and distillation between large and small models.
Audit checklist to optimize WebGPU, Three.js, and 3D web performance.
Pre-submission compliance scanner for App Store and Google Play guidelines.
Prevent search engines from indexing specific Next.js pages using metadata robots
A careers site template built with Astro and Tailwind CSS.
Full-text search over 49M Hacker News items using Neon Postgres BM25
Fast full-text search across 49M Hacker News items using Postgres BM25
Check if an email address is registered across 120+ online platforms.
Reverse hiring platform connecting software developers with European tech companies
Route-level loading.jsx vs granular React Suspense boundaries in Next.js App Router.
Implementation recipe for building interactive drag-to-compare micro-interactions on charts
Hand-animated React icons installable as source code via the shadcn CLI.
Install AI rule files into projects using shadcn CLI registries
Guide to embedding interactive websites and web apps inside tweets
Starter kit for external web payments in native iOS apps.
Free scanner checking website readiness for AI agents and emerging standards.
Open-source library of animated React icons designed for modern web apps
Expo React Native starter template with Superwall payments and onboarding flows
AI agent skills for interface design, accessibility, typography, and UI states
Free, open-source, and ad-free client-side developer utility tools
AI pattern for generating PDFs from prompts with streaming JSON previews
Video editing API and visual editor for automated programmatic video generation.
Autonomous AI coding agent that handles repo tasks in a cloud VM
Mobile and cross-platform IDE with terminal, browser devtools, and AI agents.
Automated localization infrastructure for developer codebases and CI/CD pipelines.
Threat intelligence search engine tracking exposed internet services and data leaks
HTML technique to switch browser favicons based on system color scheme
Run full local stacks offline with automatic TLS via Caddy reverse proxy
Practical guide to making websites discoverable and actionable for AI agents.
Open-source hand gesture and voice navigation system for macOS
Rust and GPU animation engine using Manim's Python API for coding agents
Curated collection of free visual CSS code generators for web developers.
Pattern for using Model Context Protocol to trigger Zapier multi-app automations
Fast, dependency-free JavaScript media toolkit for browser-based video and audio processing
Two-step prompt workflow and prompt library for WebGL UI animations
Semantic code and web search plugin for Claude Code
TypeScript snippet to build a web-searching agent using Vercel AI SDK and Exa
A single-line prompt for iterative code refactoring with AI
End-to-end tutorial building a YouTube analyst using CrewAI, DeepSeek-R1, and Bright Data
Run multiple Antigravity IDE profiles simultaneously with isolated accounts and settings
Python recipe for an agent handling image, audio, video, and web search
Visual workflow automation platform with custom code and AI agent capabilities.
Quick reference for n8n canvas navigation, expression syntax, and node behaviors
Quick command reference for running n8n via Docker and configuring environments.
Curated collection of over 2,000 ready-to-import n8n automation and AI workflows.
Build a Next.js app to query PostgreSQL using natural language
Rule of thumb for developers to avoid willful patent infringement liability.
AI prompt-to-template email generator powered by React Email (sunset by Resend).
Server-side PDF generation pattern for Next.js App Router using React streaming
Open protocols and tools for conversational website interfaces via MCP
NRSC-5 HD Radio receiver and decoder for RTL-SDR devices
JavaScript utility to stringify numbers without floating-point UI artifacts
AI builder for interactive 3D websites, scenes, and web apps
Add complete multi-file dashboard pages to Laravel via remote shadcn registries
Open-source implementation recreating ChatGPT's interactive rich UI components
A low-cost, open-source stack for building real-time AI voice assistants
AI OSINT agent, MCP server, and framework chaining intelligence tools
Unified API gateway to access hundreds of AI models across providers
Self-hosted WhatsApp API gateway with multi-session support and dashboard
Google's web performance testing tool analyzing Core Web Vitals and load speed.
Unfiltered live coding stream building a Next.js AI app with Cursor
Turn any webpage into a lightweight desktop app with one command.
Open-source orchestration layer to run teams of AI agents as companies.
Terminal tool giving AI agents web search, extraction, and research capabilities
Self-hosted iOS device farm with live browser control and workflow automation.
Low-level JavaScript animation library for spring, inertia, and keyframe animations
Opinionated Next.js starter template with prebuilt components, hooks, and auth
Pure TypeScript text measurement and layout library bypassing DOM reflow
Runtime and SDK harness for persistent, evolving AI agent memory
System prompt to refactor web apps for 100k+ programmatic SEO pages
Web-based full-stack workspace with Gemini AI assistance and cloud emulators
Prompt to extract component lists and preview images from a repository
Workflow for generating programmatic video animations using Remotion and coding agents
A community-curated list of free APIs organized by category
Lightweight Python toolkit for RAG using DuckDB or PostgreSQL
Automated design evaluation and UI code reviews for AI agents.
Open-source Rust email verification tool and REST API backend
CLI and agent skill that audits React code for common anti-patterns
Open-source mobile app starter kit built with React Native and Redux
Implementation pattern for structured receipt extraction using Mistral and Vercel AI SDK
Framework for creating and rendering videos programmatically using React
In-browser video and audio conversion running locally without uploads
Skill package enabling Claude Code to programmatically edit videos via Remotion
Terminal workaround to clear Claude Code CLI session state and limits
Backend infrastructure and subscription analytics for in-app purchases and paywalls.
AI-powered dark web OSINT tool for automated querying and summaries
Real-time human pose, presence, and vital sign sensing using commodity WiFi.
A founder-tested 11-tool tech and operations stack for bootstrapping a SaaS.
A workflow to safely update or delete database records using transactions.
Terminal multimedia library rendering images, GIFs, and videos via Sixel graphics
A three-step checklist to isolate and harden runtimes for arbitrary code execution.
AI video generation workflow and WebCodecs playback for scroll-synced landing heroes
A three-phase prompt for auditing security vulnerabilities in fast-shipped MVPs
Coding-agent skill for multi-phase code security audits with verified structured findings
CLI tool for instant temporary preview links without GitHub or accounts
Package Next.js web applications into native iOS and Android apps using Capacitor
Use naming conventions like the 'Open' prefix to signal open source.
Open-source 3D skateboard configurator demo built with React Three Fiber
Open CLI and ecosystem to discover and install AI agent capabilities
A console snippet for smooth auto-scrolling during screen recordings.
Build client portals and internal business tools without code
Hardware chassis, hubs, and control software for Android phone farms
Editorial fintech and API product website theme for Astro and Tailwind.
Lightweight TypeScript framework and starter templates for building autonomous AI agents
Design pattern for disposable agent sandboxes using external history and presigned URLs.
Open-source AI pentesting agents that dynamically exploit and validate application vulnerabilities.
Meta's type-safe, compile-time styling system for web applications
Pre-configured Cursor AI rules and prompt templates for Supabase development
Browser fingerprinting demonstration that tracks visitors across sessions via favicon caching
Agentic IDE for orchestrating multiple AI coding agents in parallel
In-app paywall management, A/B testing, and remote configuration platform
System prompt configuring Cursor for disciplined coding, debugging, and GitHub PR workflows
Open-source codebase powering X's recommendation engine and timelines.
Official gallery of interactive 3D WebGL and WebGPU demonstrations and code
Drag-and-drop hosting for static HTML files, PDFs, and ZIP archives
Design system compiler for shadcn presets, themes, and agent plugins
Open-source documentation platform for Markdown and MDX with search and AI chat
Desktop Git client for macOS and Windows with visual version control.
AI-powered code editor with interactive builder and chat modes
Activation and evaluation extension utility for Windows Vista through 11
Turn GitHub repositories into LLM-ready text by changing one URL letter
Code patterns for building cross-platform chat bots with Vercel Chat SDK
Example Remotion video edited entirely via prompts using Claude Code
MCP server running parallel browser agents for automated website QA testing
Self-hosted dark web OSINT tool for automated threat intelligence.
Shell script to run a pre-built jailbroken virtual iOS machine on macOS
Cost-saving hosting strategy using a single VPS and Coolify
Self-hosted WhatsApp REST API configured via Docker in minutes.
Self-hosted REST API for WhatsApp automations and integrations
Synchronize video playback to page scroll using the WebCodecs API
A 20-item checklist to delegate to AI before launching a website.
Open-source visual AI workflow automation platform and template
Custom firmware and penetration testing toolkit for the Flipper Zero.
Russian technology company manufacturing enterprise servers, storage systems, and telecommunications hardware
Architectural guide for designing command-line tools tailored for AI agent execution
Command-line tool to download videos, audio, and metadata from video platforms
General-purpose sync engine bringing local-first performance to Postgres web apps
Lightweight, embedded in-process vector database with hybrid search and zero configuration
Annual Russian open-air tech conference and family festival in Moscow