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Unleash VS Expresso

Compare Unleash VS Expresso and see what are their differences

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. featured
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Unleash logo Unleash

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

Expresso logo Expresso

The award-winning Expresso editor is equally suitable as a teaching tool for the beginning user of regular expressions or as a full-featured development environment for the experienced programmer with an extensive knowledge of regular expressions.
  • Unleash Landing page
    Landing page //
    2021-06-12

Why Unleash?

  • Highly flexible platform - extend or integrate through our extensive APIs
  • Run where you need. Self-hosted or SaaS
  • Extend to support any use case
  • Secure - user data never shared with our server
  • Resilient protocol

Why feature management?

  • Reduce risk when shipping new feature to production through Canary release
  • Enable the new release to a targeted set of users
  • Deploy A/B testing on your new feature
  • Controlled system degrade in case of issues within milliseconds
  • Expresso Landing page
    Landing page //
    2018-09-29

Unleash

Website
getunleash.io
Pricing URL
Official Unleash Pricing
$ Details
freemium $80.0 / Monthly (Pro, "5 users")
Platforms
Linux JavaScript Java .Net Go Elixir Python Ruby
Release Date
2019 January
Edit details

Expresso

Website
ultrapico.com
Pricing URL
-
$ Details
-
Platforms
-
Release Date
-
Edit details

Unleash videos

+ Add

Unleash getting started

Expresso videos

+ Add

REVIEW DE MON EXPRESSO À 100 000 EUROS AVEC STROPOSAUCE

Category Popularity

0-100% (relative to Unleash and Expresso)

Unleash

Expresso

Feature Flags
100 100%
Feature Flags
0% 0
Regular Expressions
0 0%
Regular Expressions
100% 100
Developer Tools
100 100%
Developer Tools
0% 0
Productivity
41 41%
Productivity
59% 59

User comments

Share your experience with using Unleash and Expresso. For example, how are they different and which one is better?
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Reviews

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

Unleash 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

Expresso Reviews

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

Social recommendations and mentions

Based on our record, Unleash should be more popular than Expresso. It has been mentiond 4 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.

Unleash mentions (4)

  • KILLSWITCH
    So my first instinct is to setup some sorta feature-flag thing within a CMS so managers can flip the boolean, I'm exploring getunleash.io and GrowthBook.io and we already use Contentful.com within the app but they're saying they "really don't think we need to use any third party thing for a killswitch"... Source: 11 months ago
  • Need your opinion
    We are an Open Source Feature Flagging solution called Unleash, and we are looking to get some feedback from the community on a decision we are trying to make. We are considering offering our developers the option to either write technical content through a Community Content Program for us for a $200 fee, or to donate that amount to charity. Source: over 1 year ago
  • How we use analytics as a privacy focused OSS company
    TLDR: Privacy is really important for us at Unleash. Here you will find the full story on how we ended up with an analytics solution that does not collect personal data and has very short retention. Whenever we evaluate a new feature at Unleash, we always start with one question. How does this fit with our values? This question is powerful. It can quickly qualify or disqualify a feature from consideration, putting... - Source: dev.to / almost 2 years ago
  • Best A/B testing, experimentation platform for Mobile
    Have seen Unleash used: getunleash.io and people seemed happy with it. Source: almost 3 years ago

Expresso mentions (2)

  • Can I match multiple parameters?
    Working in PowerShell (.Net regex) one of my favorite tools is https://ultrapico.com/expresso.htm. It does require registering for a free license but it's well worth it. Source: about 2 years ago
  • Melody - A language that compiles to regular expressions and aims to be more easily readable and maintainable
    Then you need this or something like it: https://ultrapico.com/expresso.htm. Source: about 2 years ago

What are some alternatives?

When comparing Unleash and Expresso, you can also consider the following products

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

RegExr - RegExr.com is an online tool to learn, build, and test Regular Expressions.

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

rubular - A ruby based regular expression editor

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.

regular expressions 101 - Extensive regex tester and debugger with highlighting for PHP, PCRE, Python and JavaScript.

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