← Valentin Galfré

Stack

Updated 08 Sept 2026

Some tools are just tools. Others become familiars: always around, slightly opinionated, hard to work without. Only the second kind is listed here.

Each folder has a name, a note and a link.

~/stack

Languages/ 4
TypeScript End to end, non-negotiable SQL Fluent, not just surviving Rust For the fast, small things Python Scripts, scraping and uni projects
Frameworks/ 12
React Default for anything with state Next.js When React needs a server Astro Content sites, zero JS by default Node.js The runtime that pays the bills Nest.js For backends with more than one team Hono Tiny server, huge taste Bun Because I’m impatient tRPC Types across the wire, no codegen GraphQL When the clients outnumber the servers Zod Parse, don’t validate Tailwind CSS Utility classes won Vitest Tests that start instantly
Data/ 8
Postgres Where the data sleeps MongoDB Documents, when the shape keeps moving DynamoDB Single-table design or nothing Redis The cache that stayed ElasticSearch Search that scales past LIKE Pinecone Vectors for the RAG pipelines Docker It works, we’re not friends OpenTelemetry Traces or it didn’t happen
AI/ 6
AI SDK One interface for every model OpenRouter Every model behind one key Anthropic API The agents that write and reason OpenAI API Images and structured outputs ElevenLabs Voices that don’t sound synthetic Mastra Agents with workflows and evals
Services/ 5
AWS Lambda, ECS, S3, RDS, the bill Vercel Deploys on green Cloudflare DNS and the edge GitHub Home GitHub Actions CI that lives next to the code
Editor/ 5
Claude Code Pair programmer on retainer Cursor The other AI editor Ghostty The terminal that finally stuck zsh + oh-my-zsh Aliases doing heavy lifting Geist Mono The font doing overtime
Apps/ 6
Arc Tabs are a lifestyle Raycast ⌘ space does everything Obsidian Second brain, first love Linear The todo list that survived YouTube Music The focus playlist lives here 1Password One password, literally
Desk/ 4
MacBook Pro 14″ The whole studio Keychron K2 Browns, obviously MX Master 3S The thumb wheel is real AirPods Pro For the focus playlist