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Latest from the Blog

Is Better Auth Free? The Better Auth License Explained
Better Auth is free and open source under the MIT License, so you can use it in commercial apps at no cost. Here’s what the license allows and which costs you might still meet.
Better Auth vs Clerk: What’s the Difference?
Better Auth is a free library that runs inside your app; Clerk is a hosted sign-in service with a free plan and paid plans. Compare cost, data, features and effort.
Better Auth vs Auth.js (NextAuth): What’s the Difference?
Auth.js (formerly NextAuth.js) and Better Auth both add sign-in to TypeScript apps, and since 2025 the same team maintains both. Here’s how they differ and which one to choose.
Better Auth Tutorial — Part 1: What Is Better Auth?
Better Auth adds sign-up, sign-in, sessions and user accounts to a TypeScript web app, with your users kept in your own database. Part 1 of a free, hands-on Better Auth tutorial explains how it works.
What Is TanStack Router? Type-Safe Routing for React Explained
TanStack Router is a type-safe router for React and Solid apps, and the routing behind TanStack Start. Here’s what a router does, and what makes this one different.
Is TanStack Start Free for Commercial Use? The MIT License Explained
Yes: TanStack Start is free for commercial use under the MIT License. Here’s what the license lets you do, the one condition it sets, and the costs that can still come up.
OpenTofu .gitignore: Which Files to Keep Out of Git
Four lines keep providers, state files and saved plans out of Git. Here’s the OpenTofu .gitignore, what each line does, and the one file to commit.
TanStack Start vs Next.js: What’s the Difference?
TanStack Start and Next.js both build full-stack React apps, but they’re built around different ideas. Here’s how they compare on rendering, routing, server code, caching and hosting.
How to Validate OpenTofu Configuration with tofu validate
tofu validate catches typos and missing settings in your OpenTofu files before you plan. Real output from a file with a mistake, and from the fixed file.
TanStack Start Tutorial — Part 1: What Is TanStack Start? A Full-Stack React Framework Explained
TanStack Start lets you build both the pages and the server code of a website with React, in one project. Part 1 of a free, hands-on TanStack Start tutorial explains how it works.
How to Format OpenTofu Files with tofu fmt
Use tofu fmt to put your OpenTofu files in the standard style, check them in CI with -check, and preview every change with -diff before it’s written.
How to Remove OpenTofu Resources with tofu destroy
Preview with tofu plan -destroy, remove everything with tofu destroy, and know what stays behind. Real output from removing two OpenTofu-managed files.
tofu apply -auto-approve: Apply Without the Prompt
What tofu apply -auto-approve does, with real output for apply and destroy, plus when it’s the right choice (automation) and when to keep the yes prompt.
Is Valkey Free for Commercial Use? The Valkey License Explained
Valkey is free for commercial use under the BSD 3-Clause license. Here’s what the license allows, the three conditions it sets and how Redis licenses differ.
Valkey vs Redis: What’s the Difference?
Valkey began as a fork of Redis OSS 7.2.4. Here’s how the two now differ in license, governance, compatibility and data files, and which one to choose.
How to Save an OpenTofu Plan and Apply It
Save a plan with tofu plan -out, review it with tofu show, and apply exactly what you reviewed with tofu apply. Real output, including a stale plan.
Valkey Tutorial — Part 1: What Is Valkey? The In-Memory Key-Value Store Explained
Valkey is a free, open-source data store that keeps data in memory, so apps can save and read it fast. Part 1 of a hands-on Valkey tutorial explains how it works.
How to Read an OpenTofu Plan
A real OpenTofu plan with every symbol in it, explained line by line: create, update in place, destroy and replace, plus the summary line that matters most.
What Does tofu init Do in OpenTofu?
tofu init prepares an OpenTofu project: it sets up the backend, downloads the providers and writes .terraform.lock.hcl. Here’s what each part of its output means.
OpenTofu Tutorial — Part 2: Your First OpenTofu Project: init, plan, apply and destroy
Part 2 of the free OpenTofu Tutorial: write your first configuration and use tofu init, plan, apply and destroy to create, change and remove a real web page.
How to Install OpenTofu on macOS
Install OpenTofu on your Mac with one Homebrew command, then check that the tofu command works. Real Terminal output, step by step, for complete beginners.