Leonardo Betti

Product Designer

Last updated August 27, 2026 · 105 resources

Tools and Resources

Links to design, digital products, privacy, infographics, UI, courses, open source, Bitcoin, Linux, Design Systems, AI — stuff I've bookmarked, dashboards I keep going back to, examples that inspire me. I add to it whenever I find something good. Never really finished.

Open AI 2027

AI

AI 2027

Detailed forecasting report / narrative scenario predicting that AGI by 2027

Open skills.sh

AI

skills.sh

Directory and CLI for discovering and installing agent skills.

Open Is Agentic

AI

Is Agentic

Score how ready a website is for AI agents, with evidence and fixes.

Open Claude Academy

Courses

Claude Academy

Free Anthropic courses and tutorials for working and building with Claude.

Open DataCamp

Courses

DataCamp

Learn data and AI skills from scratch with 500+ courses

Open Design Lab

Courses

Design Lab

Online school offering UX/UI courses with mentorship for career changers.

Open Maven

Courses

Maven

Live courses with real-world experts in AI, product, design, and data.

Open Datawrapper

Data

Datawrapper

Online tool for interactive, responsive and nice data visualizations.

Open F4 Map

Data

F4 Map

WebGL 3D Map Viewer based on OpenStreetMap data

Open Eduard

Data

Eduard

macOS software for Swiss-style shaded relief images on maps.

Open Electricity Maps

Data

Electricity Maps

24/7 visualization of where your electricity comes from and its CO2 cost.

Open Ecoregions

Data

Ecoregions

846 ecoregions that represent our living planet.

Open Film Map

Data

Film Map

A free interactive map of real filming locations.

Open Sunset Atlas

Data

Sunset Atlas

Interactive map with quality scores for every sunset viewpoint across Europe.

Open CSS Units

Design

CSS Units

Complete interactive reference for every CSS measurement unit.

Open Sidebar

Design

Sidebar

The five best design links, curated every weekday.

Open Magic Path

Design

Magic Path

Create interactive prototypes and production-ready apps in one workspace.

Open BeUI

Design

BeUI

Animated components for React and Next.js

Open Originkit

Design

Originkit

Free animated component library for building websites

Open Figcomponents

Design

Figcomponents

Discover, copy, and paste UI components in Figma to build designs fast.

Open Laws of UX

Design

Laws of UX

Best practices designers should consider when building interfaces.

Open Mobbin

Design

Mobbin

Library of 100,000+ fully searchable mobile and web screenshots.

Open NN/G

Design

NN/G

Nielsen Norman Group's research-based UX training and resources.

Open ShadCN UI

Design

ShadCN UI

Component library on Radix/Tailwind with accessible, pre-built UI parts.

Open 21st.dev

Design

21st.dev

Library of React components, templates, and themes for AI-assisted UI.

Open Smashing Magazine

Design

Smashing Magazine

Publication covering web design, dev, and UX/front-end best practices.

Open UX Myths

Design

UX Myths

Common UX misconceptions, explained, and why they don't hold true.

Open Coolors

Design

Coolors

Fast color palette generator for design and branding work.

Open Type Scale

Design

Type Scale

Visual generator for modular typographic scales and CSS.

Open UI Skills

Design

UI Skills

Design-engineering skills for interface polish, a11y, and motion.

Open Refero Styles

Design

Refero Styles

Curated visual style references from real product design systems.

Open OG Image Gallery

Design

OG Image Gallery

Gallery of Open Graph image examples for social link previews.

Open A1 Gallery

Design

A1 Gallery

Curated gallery of AI-generated and AI-assisted interface design.

Open Rustlings

Dev

Rustlings

Small exercises to get you used to reading and writing Rust code

Open Dracula Theme

Dev

Dracula Theme

One theme for all plataforms (IDE, Browser, terminal etc)

Open Excalidraw

Dev

Excalidraw

Open-source whiteboard for sketches, wireframes, and diagrams.

Open Raycast

Dev

Raycast

Fast productivity launcher and command palette for macOS.

Open Warp

Dev

Warp

Modern, AI-assisted terminal built for speed on macOS and Linux.

Open tldr

Dev

tldr

Simplified, community-driven man pages with practical examples.

Open lazygit

Dev

lazygit

Terminal UI for Git that makes staging, commits, and rebases fast.

Open Astro

Dev

Astro

Web framework for content-driven sites with islands architecture.

Open Charm Gum

Dev

Charm Gum

Tooling for glamorous shell scripts—inputs

Open Kernel UI

DS

Kernel UI

Component library by Karl Koch, based on React and Web Components

Open Base UI

DS

Base UI

Unstyled React components for accessible, flexible design systems.

Open USWDS

DS

USWDS

U.S. Web Design System for federal websites and digital services.

Open GitHub Primer

DS

GitHub Primer

GitHub design system for consistent, accessible product UI.

Open The Intercept

Journalism

The Intercept

Fearless, adversarial journalism that holds the powerful accountable.

Open Mondoweiss

Journalism

Mondoweiss

Progressive jews website based in the USA

Open Signal

Lifestyle

Signal

Open-source, encrypted messaging for chat, voice, and video calls.

Open Mempool.space

Lifestyle

Mempool.space

Real-time Bitcoin blockchain explorer and mempool visualizer.

Open GSAP

Motion

GSAP

JavaScript animation library

Open SnapCN

Motion

SnapCN

Remotion components for the shots a software demo

Open LottieFiles

Motion

LottieFiles

Library of lightweight vector animations in the Lottie format.

Open Jitter

Motion

Jitter

Web-based motion design tool for UI animation and video.

Open Bellingcat

OSINT

Bellingcat

Independent collective of researchers using open source investigation.

Open Internet Archive

OSINT

Internet Archive

Digital library of Internet sites and other cultural artifacts in digital form.

Open Ipuns

OSINT

Ipuns

Census and survey data from around the world.

Open OSINT Framework

OSINT

OSINT Framework

Curated directory of open-source investigation tools and resources.

Open Whonix

Privacy

Whonix

Linux SO focused on anonymity and security

Open SecureDrop

Privacy

SecureDrop

Free software platform for secure communication between journalists and sources

Open Proton Mail

Privacy

Proton Mail

Encrypted, privacy-first email with open-source clients.

Open Mullvad VPN

Privacy

Mullvad VPN

Privacy-focused VPN with anonymous accounts and no logging.

Open Tails Linux

Privacy

Tails Linux

Amnesic live OS that routes traffic through Tor for privacy.

Open OnionShare

Privacy

OnionShare

Securely share files and host services anonymously over Tor.

Open CXL Blog

Product

CXL Blog

Blog on conversion optimisation, growth marketing, and data insights.

Open Coolify

Self-Host

Coolify

An open-source & self-hostable Heroku / Netlify / Vercel alternative.

Open Ai2html

Web

Ai2html

Open-source script that converts Illustrator files into HTML and CSS.

Open web.dev

Web

web.dev

Google guides on web performance, accessibility, and best practices.

Open Netlify

Web

Netlify

Platform for deploying modern sites and serverless frontends.