Notes on building.
Guides on mobile apps, web platforms and AI products. Cost breakdowns, stack comparisons and how we ship.
Qdrant vs Milvus vs Chroma: Open-Source Vector DBs for AI Apps in 2026
A practical, benchmark-backed comparison of Qdrant, Milvus, and Chroma covering indexing, filtering, hybrid search, scaling, and when to pick each one for production AI workloads in 2026.
Technology · Mar 8, 2026 · 14 min read
Vitest vs Jest vs Bun Test: JavaScript Testing Frameworks 2026
Jest was the default for a decade. Vitest is now the obvious choice for most new projects. Bun Test is the new kid challenging both on speed. Here is the opinionated comparison for startups picking their test stack in 2026.
Technology · Mar 7, 2026 · 12 min read
Vite vs Turbopack vs Rspack: JavaScript Bundlers Compared 2026
Webpack ruled bundling for a decade. Vite then made it feel slow. Now Turbopack and Rspack are pushing further by rewriting bundlers in Rust. Here is the honest comparison for picking your build tool in 2026.
Technology · Mar 7, 2026 · 12 min read
WorkOS vs Kinde vs Stytch: Enterprise Auth for SaaS in 2026
Auth0 used to be the only option for B2B enterprise auth. Now WorkOS, Kinde, and Stytch are challenging it on price, developer experience, and SAML support that does not require a sales call. Here is the comparison.
Technology · Mar 7, 2026 · 12 min read
Drizzle vs Kysely vs Prisma: Type-Safe SQL for TypeScript in 2026
Prisma was the default. Drizzle and Kysely now beat it on speed and edge support. The right pick depends on whether you want a query builder, an ORM, or something in between.
Technology · Mar 6, 2026 · 12 min read
Rust vs Go vs Elixir: Modern Backend Languages for Startups in 2026
Pick Rust for raw speed. Pick Go for boring reliability. Pick Elixir for fault tolerance and concurrency. Picking the wrong one for your startup costs months. Here is the honest comparison.
Technology · Mar 6, 2026 · 13 min read
ShadCN vs Mantine vs Chakra: React Component Libraries 2026
ShadCN won the React UI war by not being a library at all. Mantine and Chakra are still excellent for the cases where copy-paste is wrong. Here is the honest comparison for new projects.
Technology · Mar 6, 2026 · 12 min read
Biome vs ESLint + Prettier: JavaScript Tooling for Startups in 2026
ESLint and Prettier ruled JavaScript tooling for a decade. Biome is 10 to 100x faster and covers most of what they do in one tool. Here is the honest comparison and migration guide.
Technology · Mar 6, 2026 · 12 min read
Svelte 5 Runes: A Founder's Guide to the New Reactivity Model
Svelte 5 threw out the reactive assignment model and replaced it with runes. Here's what that means for your product, your team, and your bet on the framework.
Technology · Mar 5, 2026 · 12 min read
TanStack Start vs Next.js: A New SSR Contender for 2026
Next.js has dominated React SSR for years, but TanStack Start is the first framework that feels like a genuine rethink. Here is how they actually compare in 2026.
Technology · Mar 5, 2026 · 13 min read
Zod vs Valibot vs ArkType: TypeScript Schema Validation in 2026
Three libraries dominate TypeScript validation in 2026, and the right choice now depends on whether you care more about bundle size, raw speed, or ecosystem gravity. Here's how they actually compare.
Technology · Mar 4, 2026 · 12 min read
SQLite for Production: Turso vs LiteFS vs Cloudflare D1 in 2026
SQLite used to be the database you embedded in a mobile app. In 2026 it is a legitimate production option. Here is how Turso, LiteFS, and Cloudflare D1 actually compare.
Technology · Mar 4, 2026 · 13 min read