
LaunchDarkly
ConfigCat
Unleash
Split.io
Growth Book
DevCycle
Flagship.io
Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Deku
Inferno
Blocks.js
Preact.js
Glimmer
Webix UI
Svelte
W2UI is a small JavaScript UI library with a complete set of widgets: layout, grid, sidebar, toolbar, tabs, fields, popup, utilities.

Which is more popular?
Based on our record, Flagsmith seems to be a lot more popular than w2ui. While we know about 13 links to Flagsmith, we've tracked only 1 mention of w2ui.
Website, pricing, platforms and company facts side by side.
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| Website | flagsmith.com | w2ui.com |
| Pricing | — | |
| Company | 2018 | — |
| Listed in |
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
It's recommended for developers who need a reliable and lightweight UI toolkit for building data-intensive applications such as dashboards, data management tools, and any application that requires extensive use of grid and form controls. It's particularly useful for teams needing a consistent and straightforward way of implementing UI components with minimal configuration.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Flagsmith and w2ui. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


BlogBackSign inBlogThe 8 best free and open-source feature flag servicesPosted byThe best open-source feature flag tools1. PostHogWhat is PostHog?Supported librariesHow much does it cost?2. UnleashWhat is...
We have no reviews of w2ui yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Considering all these points, the team at Flagsmith has developed a feature flag management platform Flagsmith and made it open source. The core functionality is open and you can check out the GitHub repository here. I have utilized and... - Source: dev.to / over 2 years ago
Flagsmith - Release features with confidence; manage feature flags across web, mobile, and server side applications. Use our hosted API, deploy to your own private cloud, or run on-premise. - Source: dev.to / almost 4 years ago
Flagsmith is written in Django and is open source as well: https://flagsmith.com. Source: over 4 years ago
Use https://w2ui.com/web/ , which literally uses a few mb's to render 27k records from Array. What a beast! Tested it with 250k ~ 50mb. This will do ... Source: over 3 years ago
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Deprecated repository. Contribute to Tixit/blocks.js development by creating an account on GitHub.
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