What Is a Blog and How Does It Work?
A blog is a website whose primary content is a stream of dated entries ("posts") shown newest-first, usually with an author byline and a way to browse older material by category, tag, or archive. It differs from a static site mainly in how content is organized and updated: a static site presents fixed pages you edit in place, while a blog is built around an accumulating timeline of posts. You'd choose a blog when you expect to publish repeatedly over time; you'd choose static pages when the content changes rarely and each page stands alone.
Blog vs. static site vs. wiki
| Dimension | Blog | Static site | Wiki |
|---|---|---|---|
| Primary unit | Dated post | Fixed page | Editable page |
| Ordering | Reverse-chronological | Whatever navigation you design | Usually by topic or link graph |
| Who edits | Author or small team | Author or developer | Often many contributors |
| Change pattern | New entries added | Existing pages revised | Existing pages revised continuously |
| Best fit | Ongoing commentary, news, logs | Brochures, docs, landing pages | Reference material, collaborative docs |
The lines blur in practice. A project site can host a blog as one section, and a blog can contain static pages (About, Contact) alongside the post stream. The distinguishing feature is the post timeline, not the software.
The typical structure of a blog
- Posts — the individual dated entries. Each usually has its own URL, title, date, author, and body.
- Reverse-chronological index — the home page or a "blog" page listing posts newest-first.
- Categories — broad, usually pre-defined groupings (e.g., "Releases," "Tutorials").
- Tags — finer, often free-form labels that can cut across categories.
- Archives — views by month, year, or author for reaching older posts.
- Feeds — an RSS or Atom file that lets readers and other tools subscribe to new posts.
- Comments — optional; some blogs enable them, many disable them to avoid spam and moderation work.
Categories and tags both help readers and search engines, but they only work if you apply them consistently. A common failure is creating a new tag for every post, which produces dozens of one-item tag pages that help no one.
Hosted or self-hosted?
The main decision is who runs the software and the server.
- Hosted platforms (e.g., WordPress.com, Blogger, Medium-style services) handle hosting, updates, and often the domain for you. You trade control and sometimes portability for less maintenance.
- Self-hosted means you install and run the software yourself on a server or static host. You get full control over themes, plugins, and data, but you own backups, updates, and security.
A middle path is a static site generator such as Jekyll, which builds plain HTML files from templates and Markdown posts. These are fast and cheap to host, but they have no built-in comment system or admin interface, so publishing means running a build step. The OpenBVE project homepage, for example, is a project site that publishes dated release notes in a blog-like stream — the August 10, 2026 entry lists OpenBVE v1.14.0.3 changes such as a fix for builds failing to launch on non-Windows platforms and new quality options for viewers. That is the blog pattern applied to software releases: dated, newest-first, each entry a discrete update.
Basic steps to start a blog
- Decide hosted vs. self-hosted based on how much control and maintenance you want.
- Choose a platform that matches that choice — a hosted service, a self-hosted CMS, or a static generator.
- Pick a domain — either a subdomain on the platform or your own registered name. Your own domain makes it easier to move later.
- Select a theme that is responsive, so it works on phones as well as desktops.
- Configure the basics — site title, author, time zone, and permalink structure.
- Write and publish your first post, then verify it appears on the index and at its own URL.
- Set up a feed so readers can subscribe, and check that it validates.
Ongoing tasks
Publishing is the visible part; the rest is upkeep.
- Comments — if enabled, expect spam. Most platforms offer moderation queues and spam filters; many bloggers simply turn comments off.
- Feeds — keep the feed working and decide whether to publish full text or excerpts.
- SEO basics — descriptive titles, clean URLs, sensible headings, and internal links between related posts. Avoid duplicating the same content across multiple URLs.
- Backups — especially self-hosted. A blog is a database plus files; back up both.
- Updates — self-hosted software needs security patches. Skipping them is the most common way small blogs get compromised.
How to tell it's working
After the first few posts, check that: the index lists posts newest-first, each post has a stable URL, categories and tags resolve to real pages, the feed validates, and the layout holds up on a narrow screen. If any of those fail, fix them before publishing more — structural problems get harder to correct as the archive grows.