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Side Space VS DeveloperTools.Tech

Compare Side Space VS DeveloperTools.Tech and see what are their differences

Side Space

The World's First Al Assistant for Your Tabs

Rating
0 reviews
Pricing
Free trial $39 / One-off
Alternatives Is it good?
DeveloperTools.Tech

FOSS tools for developers

Rating
0 reviews
Pricing
Open source
Alternatives Is it good?
HTMLCSS to Image API
Capture website screenshots, render HTML/CSS, or create templated graphics. Render images or PDFs. Use MCP with AI, no-code automation, or the REST API. No browsers needed. sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Chrome Extensions popularity
100% vs 0%
alternatives listed
62 vs 81

Base details

Website, pricing, platforms and company facts side by side.

Side Space
DeveloperTools.Tech
Website sidespace.app developertools.tech
Pricing
Free trial $39 / One-off Official pricing
Open source
Platforms
Google Chrome Firefox Edge Brave Comet Opera +3
—
Company Startup from Hong Kong · 1 - 9 employees · 2023 —
Listed in
AI Assistant Browsing Experience Tab Manager Personal Productivity Browser Extensions Chrome Extensions +3
Developer Tools Development Image Optimisation Design Tools +1

About Side Space and DeveloperTools.Tech

In their own words, as submitted to SaaSHub.

Side Space
DeveloperTools.Tech

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...

Read more about Side Space

No description of DeveloperTools.Tech yet.

Features and specs

What each product offers, as listed by its team.

Side Space 4 features
DeveloperTools.Tech 5 features
  • 🌈 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.
  • Free and accessible
    DeveloperTools.Tech offers a wide collection of developer utilities completely free of charge and accessible directly in the browser, requiring no installation or sign-up.
  • Wide variety of tools
    The platform provides a comprehensive set of tools including JSON formatters, encoders/decoders, hash generators, diff checkers, color converters, and many more utilities that developers frequently need.
  • Privacy-focused client-side processing
    Many of the tools process data directly in the browser on the client side, meaning sensitive data doesn't need to be sent to a server, which is beneficial for privacy and security.
  • Clean and simple interface
    The website features a straightforward, uncluttered UI that makes it easy to find and use the tools without unnecessary distractions or complex navigation.
  • No ads or minimal interruptions
    The platform provides a relatively clean experience without intrusive advertisements or pop-ups, allowing developers to focus on their tasks without distractions.

Possible disadvantages

  • Limited advanced features
    While the tools cover basic use cases well, they may lack advanced options or configurations that more specialized standalone tools or IDE plugins would offer.
  • Internet dependency
    As a web-based platform, it requires an active internet connection to access the tools, which can be inconvenient when working offline or in environments with limited connectivity.
  • No API or automation support
    The tools are designed for manual, interactive use in the browser and do not offer APIs or CLI integrations that would allow developers to automate repetitive tasks in their workflows.
  • Limited customization options
    Users have limited ability to customize tool behavior, save preferences, or configure default settings since there is no account system or persistent configuration.
  • Potential reliability concerns
    Being a free web tool, there are no guaranteed SLAs or uptime commitments, and the platform could potentially go offline or discontinue services without notice, making it risky to depend on for critical workflows.

Analysis

An editorial look at what each product does well and who it suits.

Side Space
DeveloperTools.Tech

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

Overall verdict

  • DeveloperTools.Tech is a solid, convenient resource for developers, offering a collection of free online utilities that streamline everyday coding tasks without requiring installation or sign-up.

Why this product is good

  • Provides a wide range of free, browser-based developer utilities in one place
  • No installation or registration typically required, making it quick to use
  • Handles common tasks like formatting, encoding/decoding, and data conversion
  • Clean, straightforward interface that saves time on routine operations
  • Accessible from any device with a web browser

Recommended for

  • Web developers needing quick access to formatting and conversion tools
  • Programmers who want lightweight utilities without installing software
  • Students and beginners learning to work with JSON, encoding, and data formats
  • Teams looking for shared, easy-to-access online tools
  • Anyone needing occasional one-off developer utilities on the go

Videos

Walkthroughs and reviews on video.

Side Space 2 videos + Add
DeveloperTools.Tech 0 videos + Add

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

More videos

  • - Introducing Side Space 1.0

No DeveloperTools.Tech videos yet. You could help us improve this page by suggesting one.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Side Space
DeveloperTools.Tech
100% 100%
Chrome Extensions
0% 0%
0% 0%
Developer Tools
100% 100%
100% 100%
Productivity
0% 0%
0% 0%
Online Tools
100% 100%

Questions & Answers

As answered by people managing Side Space and DeveloperTools.Tech.

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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