Margin Notes

Curated posts, resources and semi-technical takes from a salesperson

Curated Links

Interesting resources and articles from across the web, organized by category.

Knowledge & Learning

Educational resources, digital libraries, and cultural content for lifelong learners

Project Gutenberg

Free digital library offering over 75,000 classic eBooks with expired copyrights. No registration required, multiple formats available.

booksclassicsliteraturefreepublic-domainreading
Added Aug 13, 2025

Open Culture

Free cultural and educational media hub featuring online courses, audiobooks, movies, podcasts, and language lessons. Curated content across science, history, technology, and arts.

educationcoursesculturelearningfreemultimediapodcasts
Added Aug 13, 2025

Internet Archive

Non-profit digital library preserving billions of web pages, books, videos, and software. Home to the Wayback Machine for viewing archived websites across time. Over 866 billion web pages archived.

archivepreservationwayback-machinehistoryresearchdigital-library
Added Aug 13, 2025

Development Tools

Essential tools and platforms for modern software development and version control

ccusage

Lightning-fast CLI tool for analyzing Claude Code token usage and costs from local JSONL files with real-time monitoring capabilities. Created by ryoppippi, this ultra-lightweight tool provides comprehensive usage insights through daily, monthly, and session reports, plus live monitoring dashboards to track token consumption and prevent billing surprises.

claude-code-monitoringtoken-usage-analysiscost-trackingcli-toolreal-time-monitoringusage-analyticsbilling-optimizationdevelopment-insights
Added Aug 16, 2025

Claude Code

Anthropic's agentic coding tool that embeds Claude Opus 4.1 directly in your terminal, enabling natural language programming and autonomous task execution. Claude Code transforms development workflows by understanding entire codebases, editing multiple files simultaneously, and executing complex coding tasks through conversational commands without leaving your terminal environment.

agentic-codingterminal-aiclaude-opusnatural-language-programmingcodebase-understandingfile-editingcommand-executiondevelopment-automation
Added Aug 16, 2025

Git & GitHub

Universal version control platform powering 93% of developer workflows with AI-enhanced code reviews and seamless collaboration. GitHub combines Git's distributed version control with powerful web-based tools, making it the foundation for modern software development from open source projects to enterprise applications.

version-controlcollaborationopen-sourceci-cdcode-reviewdeveloper-toolsproject-managementgit-hosting
Added Aug 16, 2025

Docker

Containerization platform revolutionizing software deployment with 17% usage growth in 2025, enabling consistent application environments across any infrastructure. Docker transforms application packaging through lightweight containers that include everything needed to run code, from development laptops to production clusters.

containerizationdevopsmicroservicesdeploymentinfrastructurevirtualizationcloud-nativeorchestration
Added Aug 16, 2025

tmux

Terminal multiplexer enabling session management and remote development persistence, actively maintained as the productivity backbone for command-line workflows. This powerful tool allows developers to create, detach, and reattach terminal sessions, making it essential for server management and development efficiency.

terminalsession-managementproductivityremote-developmentcommand-lineworkflowdeveloper-toolslinux
Added Aug 16, 2025

Cursor

AI-powered IDE built on VS Code with natural language code generation, gaining significant traction among developers for its seamless AI integration. Cursor transforms coding by embedding advanced AI directly into the editor, enabling conversational programming and intelligent code completion.

ai-codingidecode-generationdeveloper-toolsai-assistantprogrammingcode-completionvscode-fork
Added Aug 16, 2025

AI & Automation

AI assistants and workflow automation platforms for enhanced productivity

Claude (Anthropic)

Advanced AI assistant with 200k+ token context window, superior reasoning capabilities, and Computer Use API for complex coding and analysis tasks. Claude excels at code explanation, reasoning through problems, and maintaining context across long conversations, making it ideal for technical work.

ai-assistantlarge-language-modelcoding-helpreasoningcontext-awarenessanthropicai-safetyconversational-ai
Added Aug 16, 2025

AI Studio (Gemini)

Google's multimodal AI platform with 1M+ token context window, topping LLM Arena leaderboard and offering integrated development tools. AI Studio provides the fastest path from prompt to production with Gemini models, featuring powerful code generation and comprehensive multimodal capabilities.

google-aimultimodallarge-contextai-developmentgeminiprompt-engineeringai-studiomachine-learning
Added Aug 16, 2025

n8n

Open-source workflow automation platform combining AI capabilities with business process automation, offering self-hosted options for privacy-conscious teams. n8n provides the flexibility of code with the speed of no-code, featuring 400+ integrations and native AI node support for building sophisticated workflows.

workflow-automationno-codeopen-sourceai-integrationbusiness-automationself-hostedintegration-platformprocess-automation
Added Aug 16, 2025

Data & Analytics

Databases and data analysis tools for managing and analyzing information

Python with pandas, NumPy, Matplotlib

The most versatile data analysis ecosystem combining Python's simplicity with powerful libraries for numerical computing, data manipulation, and visualization. This triumvirate forms the foundation of data science, offering pandas for data structures, NumPy for numerical operations, and Matplotlib for comprehensive plotting capabilities.

data-scienceprogramming-languagedata-analysisvisualizationscientific-computingmachine-learningopen-sourcepython-ecosystem
Added Aug 16, 2025

PostgreSQL

The world's most advanced open-source database with 35+ years of development, offering robust ACID compliance and extensive extensibility. PostgreSQL provides enterprise-class reliability and performance while maintaining complete open-source freedom, supporting both SQL and JSON workloads.

databasepostgresqlopen-sourcesqlrelational-databaseacid-compliantenterprise-gradedata-storage
Added Aug 16, 2025

MySQL

Industry-leading open-source relational database powering millions of applications, from startups to Fortune 500 companies. MySQL offers proven performance, reliability, and ease of use, making it the go-to choice for web applications and data-driven businesses worldwide.

databasemysqlrelational-databaseweb-developmentopen-sourcesqlscalableenterprise-ready
Added Aug 16, 2025

Sales & Marketing

Go-to-market platforms and tools for sales and marketing operations

Clay

AI-powered go-to-market platform combining 100+ premium data sources with automated workflow capabilities, revolutionizing sales and marketing operations. Clay enables teams to build sophisticated lead enrichment and outreach campaigns, transforming manual research into automated, personalized engagement at scale.

go-to-marketsales-automationdata-enrichmentai-poweredlead-generationmarketing-automationcrm-integrationbusiness-intelligence
Added Aug 16, 2025

Media

Technology media, podcasts, and industry news sources

TBPN

Technology's daily show providing cutting-edge insights into the tech industry, hosted by John Coogan and Jordi Hays with live streaming Monday-Friday. TBPN delivers timely technology news, startup analysis, and industry commentary across Apple Podcasts, Spotify, and YouTube platforms.

tech-podcastindustry-newsstartup-insightsdaily-showtechnology-analysisbusiness-commentarylive-streamingtech-media
Added Aug 16, 2025