Software Alternatives, Accelerators & Startups

StackBlitz VS RxDB

Compare StackBlitz VS RxDB and see what are their differences

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StackBlitz logo StackBlitz

Online VS Code Editor for Angular and React

RxDB logo RxDB

A fast, offline-first, reactive Database for JavaScript Applications
  • StackBlitz Landing page
    Landing page //
    2023-09-20
  • RxDB Landing page
    Landing page //
    2023-07-20

RxDB, which stands for Reactive Database, is a JavaScript-based NoSQL database designed for a wide range of applications such as websites, hybrid apps, Electron apps, progressive web apps, and Node.js. The "reactive" aspect of RxDB allows you not only to retrieve the current state of the database but also to subscribe to all changes in the state, including query results or specific fields within a document. This feature is particularly advantageous for real-time user interface applications, as it facilitates development and offers notable performance benefits. Additionally, RxDB can be utilized to build efficient backends in Node.js.

StackBlitz

Pricing URL
-
$ Details
Release Date
-

RxDB

Website
rxdb.info
$ Details
freemium โ‚ฌ400.0 / Annually
Release Date
2016 December

StackBlitz features and specs

  • Speed
    StackBlitz is known for its quick load times and fast editing capabilities, making it ideal for rapid development and testing.
  • Ease of Use
    The interface is intuitive and user-friendly, allowing developers to get started quickly without a steep learning curve.
  • Zero-Setup
    Users can write, compile, and run code directly in the browser without any setup or configuration required.
  • Integrations
    StackBlitz integrates seamlessly with GitHub, allowing for easy import and export of repositories.
  • WebContainers
    StackBlitz uses WebContainers to run Node.js applications in the browser, providing a near-native development experience.
  • Collaboration
    Real-time collaboration features allow multiple users to work on the same project simultaneously, similar to Google Docs.

Possible disadvantages of StackBlitz

  • Limited Plugins
    Unlike traditional IDEs like VSCode or IntelliJ, StackBlitz has a limited ecosystem of plugins and extensions.
  • Online Dependency
    StackBlitz requires an internet connection to function, which can be a limitation for developers who need to work offline.
  • Performance
    For very large projects or those requiring extensive computational resources, performance may degrade compared to local development environments.
  • Mobile Accessibility
    While StackBlitz is accessible on mobile devices, the user experience is not as optimized as it is on desktop browsers.
  • Limited Framework Support
    Although StackBlitz supports many popular frameworks, it doesn't support all frameworks or versions, which could be limiting for some projects.
  • Storage and Persistence
    Files and data are stored in the cloud, which might raise concerns around data privacy and persistence for some users.

RxDB features and specs

  • Offline-First Architecture
    RxDB is designed with an offline-first approach, allowing applications to function seamlessly without a constant internet connection by utilizing local storage and synchronizing with the server when online.
  • Reactive Data Stores
    The library offers real-time data synchronization and reactive data stores, enabling automatic updates to the UI when the underlying database changes.
  • Cross-Platform Compatibility
    RxDB works across various platforms, including web browsers, Node.js, and mobile devices, providing flexibility for developers in building cross-platform applications.
  • Flexible Schema Management
    RxDB supports JSON Schema for defining data models, allowing developers to enforce data consistency and validation effectively.
  • Replication and Sync
    Comes with built-in replication features that ensure easy data synchronization between client and server databases, helping maintain data consistency across different devices and users.

Possible disadvantages of RxDB

  • Complex Initial Setup
    Setting up RxDB can be complex for newcomers, as it requires an understanding of its architecture and setup process, including replication and schema management.
  • Limited Community and Resources
    Compared to more established databases, RxDB has a smaller community, which can lead to fewer resources, tutorials, and third-party integrations available for developers.
  • Performance Overheads
    Due to its reactive nature and rich feature set, RxDB might introduce performance overheads, particularly in large-scale applications with extensive data operations.
  • Dependency on Third-Party Libraries
    RxDB depends on several third-party libraries, like PouchDB for local storage, which may lead to challenges in keeping dependencies updated and managing compatibility issues.
  • Browser Storage Limitations
    Since its offline capabilities rely on local storage, RxDB is subject to the inherent limitations of browser storage, which may affect data-heavy applications.

StackBlitz videos

StackBlitz - Online Code Editor For Angular and React - Introduction

More videos:

  • Review - Using Stackblitz for html css javascript, make websites, web development

RxDB videos

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

Add video

Category Popularity

0-100% (relative to StackBlitz and RxDB)
Text Editors
100 100%
0% 0
NoSQL Databases
0 0%
100% 100
Programming
100 100%
0% 0
Databases
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare StackBlitz and RxDB

StackBlitz Reviews

  1. Has almost everything I need

    I've started using this as my main IDE for new projects when I'm trying things out. If it keeps getting better at the rate it has been, it'll be even better than coding locally.

    ๐Ÿ Competitors: replit
    ๐Ÿ‘ Pros:    Easy to get started and operate|Fast|Supports common extensions|Works with most npm packages
    ๐Ÿ‘Ž Cons:    Still not as good as local development|Can be hard to debug|Build times can be slower than local

12 Best Online IDE and Code Editors to Develop Web Applications
All applications created on StackBlitz also get deployed automatically on their servers! So, this Angular toy app I just created is hosted automatically on https://angular-yvyi2j.stackblitz.io/. Most likely, the URL is still working (will load slowly, though, as youโ€™d expect when hosted for free)!
Source: geekflare.com
Best Online Code Editors For Web Developers
StackBlitz claims to allow you to code the future in your browser. And after trying it, Iโ€™m confident youโ€™ll agree that this web application is extremely useful for coders.
Source: techarge.in

RxDB Reviews

10 Best Open Source Firebase Alternatives
Reactive Database or RxDB is a real-time NoSQL database for JavaScript apps such as progressive web apps, electron apps, PWAs, hybrid apps, and websites. Reactive means that you get to query the current state while subscribing to all state changes like the result of a single field of a document or query.

Social recommendations and mentions

Based on our record, StackBlitz should be more popular than RxDB. It has been mentiond 112 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.

StackBlitz mentions (112)

  • RS-X: Framework-agnostic reactive state and expressions for JavaScript/TS
    Managing reactive state and dependent computations in JavaScript can get complex, especially when combining asynchronous and synchronous data. RS-X is a library that allows you to bind expressions to plain objects and makes the parts of the model used by those expressions fully reactive. Dependent computations automatically update when the underlying data changes. RS-X is framework-agnostic. While it can drive UI... - Source: Hacker News / 6 months ago
  • Show HN: I combine Htmx, LiveView and SolidJS for interactive server components
    I like htmx, LiveView, React and Solid. They are great at different points, so I try to combine them in Solv (Stateless Offline-capable LiveView) and write a prototype to show the benefits. Solv's main idea is that stateless servers keep client's state in a volatile cache. It enables server components that are also interactive, which is best of both worlds between LiveView and htmx. Then fine-grained reactivity is... - Source: Hacker News / 9 months ago
  • Show HN: Solv โ€“ Stateless Offline-Capable LiveView โ€“ Prototype 03
    I like htmx, LiveView, React and Solid. They are great at different points, and this is a prototype trying to combine them. Solv's main idea is that stateless servers keep client's state in a volatile cache. It enables server components that are also interactive, which is best of both worlds between LiveView and htmx. Then fine-grained reactivity is added to achieve efficient DOM updates + minimal payload size.... - Source: Hacker News / 9 months ago
  • AutoView - turning your blueprint into UI components (AI Code Generator)
    In the code editor tab (powered by StackBlitz), navigate to the env.ts file and enter your OpenAI key. Run npm run generate in the terminal to see how @autoview generates TypeScript frontend code from example schemas derived from both TypeScript types and OpenAPI documents. - Source: dev.to / over 1 year ago
  • 22 Unique Developer Resources You Should Explore
    URL: https://stackblitz.com What it does: An online IDE for coding, previewing, and deploying web apps instantly. Why it's great: Rapidly spin up projects without local setups โ€” great for experimentation. - Source: dev.to / over 1 year ago
View more

RxDB mentions (14)

  • Offline-First Landscape โ€“ 2025
    Iโ€™m doing offline-first apps at work and want to emphasize that youโ€™re constraining yourself a lot trying to do this. As mentioned, everything fast(ish) is using SQLite under the hood. If you donโ€™t already know, SQLite has a limited set of types, and some funky defaults. How are you going to take this loosey-goosey typed data and store it in a backend database when you sync? What about foreign key... - Source: Hacker News / 12 months ago
  • Stop Syncing Everything
    > I'm thinking to give it a try in one of my React Native apps that face very uncertain connectivity. Some similar stuff you may want to investigate (no real opinion, just sharing since I've investigated this space a bit): - https://rxdb.info. - Source: Hacker News / over 1 year ago
  • Show HN: Triplit โ€“ Open-source syncing database that runs on server and client
    Looks like it could be a more batteries-included/opinionated alternative to RxDB (https://rxdb.info). The relational queries might help some people who tend to think in SQL as opposed to documents (as in CouchDB or MongoDB) and the WebSockets for synchronization will help people get started more quickly. (RxDB provides interfaces for those who want to implement their own storage engine and/or synchronization... - Source: Hacker News / about 2 years ago
  • HackNote
    Some years ago "offline-first" was a thing: https://web.archive.org/web/20170720174332/http://hood.ie/initiatives/#offline-first Primarily based on PouchDB/CouchDB. Now the site redirects to RxDB. https://rxdb.info/ There's still a site by that name but I don't quite understand what's the intention https://offlinefirst.org/. - Source: Hacker News / about 2 years ago
  • Ask HN: How Can I Make My Front End React to Database Changes in Real-Time?
    I'm interested in this problem also! I think there is a large overlap with projects that market/focus on offline-first experiences. AFAIK this problem can be solved by: 1) Considering a client-side copy of the database that gets synced with the remote DB. This is an approach [PowerSync](https://www.powersync.com/) and [ElectricSql](https://electric-sql.com/) and [rxdb](https://rxdb.info/) take! - Source: Hacker News / over 2 years ago
View more

What are some alternatives?

When comparing StackBlitz and RxDB, you can also consider the following products

CodeSandbox - Online playground for React

Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.

replit - Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages โ€” without spending a second on setup.

PouchDB - Open-source JavaScript database inspired by Apache CouchDB that's designed to run well within the browser

CodePen - A front end web development playground.

GUN - Self-hosted Firebase.