Software Alternatives, Accelerators & Startups

GitHub Pages VS Side Space

Compare GitHub Pages VS Side Space and see what are their differences

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GitHub Pages logo GitHub Pages

A free, static web host for open-source projects on GitHub

Side Space logo Side Space

The World's First Al Assistant for Your Tabs
  • GitHub Pages Landing page
    Landing page //
    2023-04-19
  • Side Space
    Image date //
    2025-11-17
  • Side Space
    Image date //
    2025-05-13

An Al-powered vertical tabs manager in your side panel.

An alternative to Arc’s Sidebar and Edge’s Vertical Tabs — now upgraded with a built-in AI assistant.

Side Space gives you complete control over your browsing experience with powerful vertical tab management and Side Copilot, an AI that helps you research, organize, and automate your workflow directly from the side panel.

🚀 How do vertical tabs work?

When vertical tabs are enabled, your open tabs are moved from the top of the browser window to the left side panel. This layout stacks tabs vertically instead of horizontally, giving you more space, better visibility, and easier navigation—especially when working with many tabs.

Features

  • ⚡️ Vertical Tabs Panel — Manage tabs and tab groups efficiently in a clean, space-saving sidebar.
  • 🗂️ Save, restore, and reorder tabs or tab groups with intuitive drag-and-drop.
  • 🔄 Side-by-side layout that keeps all your open tabs visible at a glance.
  • 🔍 Fuzzy search to instantly find the tab you're looking for.
  • 🧹 Suspend tabs to save memory and keep your browser running smoothly.
  • ☁️ Cloud sync (cross-browser) with a single login.
  • 🌛 Dark Mode support.
  • 💾 Space Backup Solutions

    • 📑 Export sessions as JSON
    • ☁️ Sync to the cloud via login
  • AI-powered Tab Grouping for automatically organizing related tabs.

  • 🔗 Group Guardian automatically groups tabs based on URL patterns.

🤖 Introducing Side Copilot — Your AI Assistant in the Side Panel

Side Copilot brings AI directly into your browsing workflow:

  • Ask questions about the page you're viewing
  • Research topics with auto-opened results
  • Summarize long articles instantly
  • Organize tabs and windows through natural language commands
  • Trigger automated actions across your browser

Just open AI Chat in the extension and start talking to your browser — it does the rest.

Side Space

$ Details
Free Trial $39 / One-off
Platforms
Google Chrome Firefox Edge Brave Comet Opera
Release Date
2023 October
Startup details
Country
Hong Kong
Founder(s)
Robert Shaw
Employees
1 - 9

GitHub Pages features and specs

  • Free Hosting
    GitHub Pages provides free hosting for static websites, making it an economical choice given no cost is involved.
  • Easy Integration with GitHub
    Direct integration with GitHub repositories allows for seamless deployment directly from a repository’s branches.
  • Custom Domains
    Users can use their own custom domains, providing greater control over their site's branding and URL structure.
  • Jekyll Integration
    Built-in support for Jekyll, a popular static site generator, allows for easy creation and management of content.
  • Version Control
    Since your website's source code is hosted on GitHub, you can use Git version control to manage changes and collaborate with others.
  • SSL for Custom Domains
    Free SSL certificates provided for custom domains enhance security and improve SEO performance for your website.
  • GitHub Actions
    Integration with GitHub Actions allows for advanced CI/CD workflows, automating the process of testing and deploying updates.
  • Community and Documentation
    Extensive documentation and a large community make it easier to troubleshoot issues and find examples or guides.

Possible disadvantages of GitHub Pages

  • Static Site Limitations
    GitHub Pages only supports the hosting of static content, which means no support for server-side scripting or dynamic content.
  • Resource Limitations
    Imposed restrictions on bandwidth and storage may not be suitable for high-traffic or large-scale websites.
  • Configuration Complexity
    Initial setup and configuration, especially when dealing with custom domains or SSL, can be complex for beginners.
  • Limited Customization Options
    While Jekyll is powerful, there are still limitations in terms of plugins and customization compared to more robust CMS solutions.
  • No Backend Support
    Inability to run backend processes or databases means that dynamic applications requiring real-time data and complex backend logic cannot be hosted.
  • Corporate Restrictions
    Enterprises or organizations with strict security or compliance policies may find GitHub Pages insufficient for their needs.
  • Dependent on GitHub
    Reliance on GitHub's platform means that any downtime or outages on GitHub can directly affect the availability of your website.

Side Space features and specs

  • 🌈 Arc-like Side Panel
    We’ve built an Arc-like side panel that transforms your tabs into a sleek vertical layout, making it easier than ever to navigate and manage your workspace.
  • 🧠 Smart AI Grouping
    It’s not just about organizing tabs—it’s about doing it intelligently. Our AI grouping feature clusters tabs based on content for a streamlined experience. Plus, you have control with our Group Guardian feature, letting you customize tab groupings using URL matches to set your own organizational rules.
  • ☁️ Spaces & Cloud Sync
    Take productivity to the next level! Save your tabs into different Spaces and we automatically sync them to the cloud. Your organized tabs are accessible across devices, so you can browse seamlessly wherever you are.
  • 🤖 AI Assistant
    Research, summarize, and organize, chat with your tabs and let Al Assistant help you browse smarter.

Analysis of GitHub Pages

Overall verdict

  • Yes, GitHub Pages is a good option for hosting static websites, especially for those who are already familiar with GitHub. It provides a straightforward, reliable, and cost-effective solution for many small to medium-sized projects.

Why this product is good

  • GitHub Pages is a popular choice for hosting static websites because it's directly integrated with GitHub, making deployment seamless and efficient. It supports custom domain configurations, offers free hosting, and automatically integrates with GitHub's version control system. These features make it particularly appealing for developers looking for a simple and effective way to host project sites or personal blogs.

Recommended for

  • Developers and tech-savvy users who are comfortable with Git and GitHub.
  • Individuals or organizations looking to host static sites, such as blogs or project documentation.
  • Users interested in a free hosting solution with easy Version Control System (VCS) integration.
  • Open-source project maintainers who want to provide project documentation or demos.

Analysis of Side Space

Overall verdict

  • SideSpace is a well-regarded browser productivity tool that helps users organize their tabs and workspaces efficiently, making it a solid choice for anyone who struggles with tab overload.

Why this product is good

  • Helps organize and group browser tabs into dedicated spaces, reducing clutter
  • Improves productivity by allowing quick switching between different projects or contexts
  • Offers a clean, intuitive interface that's easy to adopt
  • Saves and restores tab sessions so you never lose your place
  • Reduces memory usage by managing inactive tabs effectively

Recommended for

  • Power users who juggle many browser tabs at once
  • Professionals managing multiple projects or clients simultaneously
  • Researchers and students who need to organize reference materials
  • Remote workers seeking better digital workspace organization
  • Anyone prone to tab overload looking to streamline their browsing

GitHub Pages videos

Intro to GitHub Pages

More videos:

  • Review - What is GitHub Pages?
  • Tutorial - How to Setup GitHub Pages (2020) | Data Science Portfolio

Side Space videos

Side Space 2.0 | The World First AI Assistant for your Tabs

More videos:

  • Demo - Introducing Side Space 1.0

Category Popularity

0-100% (relative to GitHub Pages and Side Space)
Static Site Generators
100 100%
0% 0
Chrome Extensions
0 0%
100% 100
Cloud Computing
100 100%
0% 0
Productivity
0 0%
100% 100

Questions & Answers

As answered by people managing GitHub Pages and Side Space.

What makes your product unique?

Side Space's answer:

Side Space combines powerful vertical tab management with an integrated AI assistant, that's something no other browser extension offers.

Instead of choosing between a better tab manager or an AI browser, Side Space gives you both in one clean side panel.

What's the story behind your product?

Side Space's answer:

I am the kind of person who always ends up with too many tabs, too many windows, and no idea where that one page I read yesterday has gone. I tried a bunch of the new AI browsers, but they all felt like replacements for tools I already rely on. I didn’t want a new browser. I just wanted my existing one to feel less chaotic.

So I built Side Copilot for myself first. It helps me manage tabs, jump between windows, find stuff I opened days ago, and generally clean up the mess I constantly create. The thing that changed everything for me was giving it the ability to understand natural commands. I can tell it to group my research tabs or bring back an article from last week and it actually does it. It also has a simple chat mode for quick summaries or translating a page on the spot.

I realized it solved a real problem for me, so I decided to make Side Copilot completely free. I’m curious how other heavy browser users feel about this. Would an assistant like this make your browsing less stressful?

Why should a person choose your product over its competitors?

Side Space's answer:

  1. The world’s first AI assistant built for your tabs

Most AI tools only analyze text. Side Copilot controls your tabs, windows, history, and pages using real browser APIs. You can research, summarize, organize, open sites, perform searches, restore sessions, and automate actions — all with natural language.

  1. A true vertical tabs manager, not a browser replacement

You don’t need to switch to Arc or Edge. Side Space turns Chrome’s side panel into a clean vertical tabs system with:

Drag-and-drop tab & group management

Fuzzy search

Memory-saving tab suspension

Saved spaces & session restore

Cloud sync

Dark mode

You get a modern browser experience without leaving Chrome.

  1. Dual AI modes for different tasks

Chat Mode → instant content analysis (summary, translation, extraction, quick answers)

Agent Mode → deep automation (organize tabs, clean up windows, run research workflows)

Fast when you need speed, powerful when you need automation.

  1. Page, tab, window, and history tools powered by real browser capabilities

Side Copilot isn’t “just another chatbot.” It uses more than 20 AI MCP tools built on Chrome Extension APIs:

Tab tools: create, close, group, move

Window tools: tile, arrange, focus

History tools: analyze, find, reopen past pages

Page interaction tools: scroll, navigate, search, capture screenshots

Session tools: restore recently closed tabs/windows

This gives Side Space automation capabilities even AI browsers don’t have.

How would you describe the primary audience of your product?

Side Space's answer:

Side Space is designed for anyone who works, researches, or creates directly in the browser — especially those who manage dozens of tabs every day. If the browser is your workspace, this is for you.

Productivity-Driven Professionals

Marketers, PMs, developers, designers, analysts — anyone who needs a smarter, faster way to organize tabs, windows, and workflows.

Power Browsers with Endless Tabs

For users juggling 20–200+ tabs across multiple windows. Side Space brings structure, clarity, and smart automation without forcing you to switch browsers.

AI-Forward Users

If you want to control your browser with natural language, automate tasks, and let Side Copilot handle the heavy lifting, this is your perfect tool.

Researchers & Knowledge Workers

Students, academics, journalists, content creators, and anyone who collects and analyzes information online. Summarize, extract, search, and research pages instantly.

People Who Want Arc/Edge-Style Features — But in Chrome

Enjoy a vertical tabs manager, powerful side panel, and full AI assistant experience without giving up the browser you already love.

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare GitHub Pages and Side Space

GitHub Pages Reviews

Exploring alternatives to Vercel: A guide for web developers
GitHub Pages is a free hosting service provided by GitHub, primarily intended for hosting static sites directly from a GitHub repository. While it lacks some of the advanced features found in other platforms, its simplicity and integration with GitHub make it an attractive option for certain types of projects.
Source: fleek.xyz
Top 10 Netlify Alternatives
Static Site Generators — It is a good way for developers to build sites on GitHub pages with the help of site generators. Yes, it has the ability to publish and release any static file. But it is recommended to proceed with Jekyll.

Side Space Reviews

We have no reviews of Side Space yet.
Be the first one to post

Social recommendations and mentions

Based on our record, GitHub Pages seems to be more popular. It has been mentiond 504 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

GitHub Pages mentions (504)

  • Github as Infrastructure
    The site itself is a statically generated Next.js app, built in CI and deployed to GitHub Pages via actions/deploy-pages. No server to manage, no hosting bill. - Source: dev.to / 5 months ago
  • Three Tiers of Data Freshness in a SvelteKit Static Site
    Static sites are fast and cheap to host, but your data goes stale the moment you deploy. This post shows how a SvelteKit portfolio site serves live data from five external sources while still deploying as static HTML to GitHub Pages. - Source: dev.to / 6 months ago
  • Announcing Three New Free JAMstack Blogging Themes: IndiePaper, Newsprint, and brennan.jp.net
    All three themes are designed for accessible deployment. You can host them for free on Netlify, GitHub Pages, Vercel, or Cloudflare Pages. The only cost is a domain name (which can be as cheap as $5/year on Porkbun). - Source: dev.to / 7 months ago
  • Testable Dotfiles Management: Building Development Environment with Chezmoi
    This action can store collected benchmark results in GitHub pages branch and provide a chart view. Benchmark results are visualized on the GitHub pages of your project. - Source: dev.to / 11 months ago
  • How to Build a Python MCP Server to Consult a Knowledge Base
    But that's not the case. The blog is a simple static generated website using Jekyll, it is built and served through GitHub Pages. With that in mind it makes more sense to use tools and leverage tool calling. - Source: dev.to / about 1 year ago
View more

Side Space mentions (0)

We have not tracked any mentions of Side Space yet. Tracking of Side Space recommendations started around Feb 2024.

What are some alternatives?

When comparing GitHub Pages and Side Space, you can also consider the following products

Vercel - Vercel is the platform for frontend developers, providing the speed and reliability innovators need to create at the moment of inspiration.

OneTab - Whenever you find yourself with too many tabs, click the OneTab icon to convert all of your tabs into a list. When you need to access the tabs again, you can either restore them individually or all at once.

Netlify - Build, deploy and host your static site or app with a drag and drop interface and automatic delpoys from GitHub or Bitbucket

Workona - A better way to work in the browser.

Jekyll - Jekyll is a simple, blog aware, static site generator.

tabExtend - Easily save tabs and quickly create notes in your browser