Software Alternatives & Reviews

Flagsmith VS Checkly

Compare Flagsmith VS Checkly and see what are their differences

Flagsmith logo Flagsmith

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.
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Checkly logo Checkly

Fresh API monitoring and Site Transaction Monitoring. From one great dashboard.
  • Flagsmith Landing page
    Landing page //
    2021-10-23
  • Checkly Landing page
    Landing page //
    2023-07-22

Flagsmith features and specs

  • Feature Flags: Yes
  • Remote Config: Yes
  • A/B/X Testing & Optimization: Yes
  • Organization Management: Yes
  • Integrations: Yes

Checkly features and specs

No features have been listed yet.

Flagsmith videos

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Checkly videos

React 2025 – Going to Production + Testing With Checkly

Category Popularity

0-100% (relative to Flagsmith and Checkly)
Developer Tools
93 93%
7% 7
API Tools
0 0%
100% 100
Feature Flags
100 100%
0% 0
Productivity
81 81%
19% 19

User comments

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Reviews

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

Flagsmith Reviews

The 8 best free and open-source feature flag services
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 Unleash?Supported SDKsHow much does it cost?3. GrowthBookWhat is GrowthBook?Supported SDKsHow much does it cost?4. FlagsmithWhat is Flagsmith?Supported SDKsHow much does it...
Source: posthog.com

Checkly Reviews

We have no reviews of Checkly yet.
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Social recommendations and mentions

Flagsmith might be a bit more popular than Checkly. We know about 13 links to it since March 2021 and only 9 links to Checkly. 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.

Flagsmith mentions (13)

  • Why use Open Source Feature Flags?
    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 authored several blogs discussing their excellent offerings and strategies. - Source: dev.to / 27 days ago
  • free-for.dev
    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 / over 1 year ago
  • Which startups are made using Django?
    Flagsmith is written in Django and is open source as well: https://flagsmith.com. Source: almost 2 years ago
  • The actual infrastructure costs of running SaaS at scale (billions of requests/month)
    Before we dive in, one important call-out: We provide our feature management product to customers in three ways depending on how they want to have it managed: Fully Managed SaaS API, Fully Managed Private Cloud SaaS API and Self-Hosted. The infrastructure costs that we are sharing is for our customers that leverage our Fully Managed SaaS API offering (try it free: https://flagsmith.com/) which represents a portion... - Source: dev.to / almost 2 years ago
  • The Story Behind Our Open Source Ecommerce Platform with +9,000 GH stars in 6 months
    On March 15th, Sebastian Rindom, the CEO & Co-founder of Medusa, did an interview with Flagsmith where he talked about how Medusa started, why create a headless commerce solution, why make it open-source, and more. - Source: dev.to / about 2 years ago
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Checkly mentions (9)

  • Applying SRE Principles to CI/CD
    With risk of tooting my own horn too much, this is exactly why I started my company https://checklyhq.com We approach it a bit different: we blur the lines between E2E testing and production monitoring. You run an E2E test and promote it to a monitor that runs around the clock. It's quite powerful. Just an E2E test that logs into your production environment after deploy and then every 10 minutes will catch a ton... - Source: Hacker News / 9 months ago
  • Free QA-type scripting tools?
    Headless Recorder from Checkly might be a cool addition and it supports Playwright and Puppeteer 🙌. Source: over 1 year ago
  • free-for.dev
    Checklyhq.com - Checkly is the API & E2E monitoring platform for the modern stack: programmable, flexible and loving JavaScript. Generous free tier for devs. - Source: dev.to / over 1 year ago
  • How to stay one step ahead of errors and downtime as you scale up your business
    At FINN we use Checkly once again to run our scheduled E2E tests. Some teams also use a combination of Make and Apify to run scheduled E2E tests on smaller projects. - Source: dev.to / over 1 year ago
  • Show HN: DevRaven – Monitoring for Developers
    This is a good area that needs to be fleshed out, so far the best solution I've found is https://checklyhq.com/ Playwright as a service + other monitoring checks is amazing. - Source: Hacker News / almost 2 years ago
View more

What are some alternatives?

When comparing Flagsmith and Checkly, you can also consider the following products

LaunchDarkly - LaunchDarkly is a powerful development tool which allows software developers to roll out updates and new features.

HttpMaster - HttpMaster is a professional software tool for testing and debugging HTTP applications, primarily aimed at REST API applications and web services.

ConfigCat - ConfigCat is a developer-centric feature flag service with unlimited team size, awesome support, and a reasonable price tag.

API Fortress - API performance, accuracy, and uptime testing. Without code.

Unleash - Open source Feature toggle/flag service. Helps developers decrease their time-to-market and to increase learning through experimentation.

Request inspector - Debug web hooks, http clients