Software Alternatives, Accelerators & Startups

Centered VS grappa

Compare Centered VS grappa and see what are their differences

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.

Centered logo Centered

Centered helps you get into a Flow State faster and stay there longer so you can do your best work.

grappa logo grappa

grappa is an declarative, verbose, and expressive assertion library for Python.
  • Centered Landing page
    Landing page //
    2023-08-25
  • grappa Landing page
    Landing page //
    2022-11-06

Centered features and specs

  • Focus Sessions
    Centered offers structured focus sessions that help users maintain concentration on tasks by providing timed work periods followed by breaks.
  • Distraction Blocking
    The app can block distracting websites and applications, allowing users to focus better on their work.
  • Music for Productivity
    Centered provides curated music tracks designed to boost concentration, helping users enter a state of deep focus more easily.
  • Task Management
    Users can organize their tasks and to-do lists within the app, aiding in better task management and prioritization.
  • Community and Accountability
    Centered fosters a community where users can join focus groups or accountability partners, enhancing motivation and commitment.

Possible disadvantages of Centered

  • Subscription Cost
    To access all features, users may need to subscribe to a paid plan, which can be a drawback for those looking for free options.
  • Learning Curve
    Some users might experience a learning curve when setting up the app and using all of its features effectively.
  • Limited Free Features
    The free version of Centered may have limitations, restricting the availability of certain productivity tools unless upgraded.
  • Dependence on External Distractions
    While blocking distractions, users might become too reliant on the app to manage distractions rather than cultivating personal discipline.
  • Platform Dependency
    Centered may not be available on all devices or platforms, potentially limiting accessibility for some users.

grappa features and specs

  • Expressive Assertions
    Grappa provides a rich set of expressive assertions which allow for writing readable and concise test cases.
  • Chainable Syntax
    The library supports a chainable syntax that can improve the readability and maintainability of test assertions.
  • Integration
    Grappa can be integrated with multiple testing frameworks, such as Pytest, which can make it easier to incorporate into existing test suites.
  • Extensibility
    The framework supports custom matchers, allowing developers to extend the library's functionality tailored to their specific needs.

Possible disadvantages of grappa

  • Learning Curve
    For developers new to the library, there may be a learning curve associated with understanding the syntax and capabilities of Grappa.
  • Documentation
    Depending on the state of the project, the documentation may not be comprehensive, potentially making it challenging for new users to learn.
  • Community Support
    As a niche library, Grappa might not have as large a community or support as some more widely used testing frameworks.
  • Maintenance
    Open-source projects can sometimes experience slower development and updates, which could impact long-term usability if the project becomes less actively maintained.

Analysis of grappa

Overall verdict

  • Grappa is a solid, mature parsing library for the JVM that lets developers build parsers directly in Java using a fluent, PEG-based (Parsing Expression Grammar) approach without needing a separate grammar file or code generation step.

Why this product is good

  • Uses Parsing Expression Grammars (PEG), which are unambiguous and easier to reason about than traditional context-free grammars
  • Grammars are written in pure Java as a fluent DSL, so there's no external grammar file or code-generation build step
  • Integrates naturally into existing Java/JVM projects and tooling
  • Supports parser actions, error recovery, and value stack manipulation for building ASTs
  • Successor to the popular Parboiled library, benefiting from lessons learned in that project
  • Open source and hostable/inspectable directly on GitHub

Recommended for

  • Java and JVM developers who want to build parsers without learning a separate grammar language
  • Projects needing custom domain-specific languages (DSLs) or configuration formats
  • Developers who prefer PEG semantics over ambiguous CFG-based tools like ANTLR
  • Teams that want parser logic kept inline in their codebase rather than generated
  • Prototyping and small-to-medium parsing tasks where fluent Java code is convenient

Centered videos

Centered Review: Improve Productivity with AI Coaching and Focus Music

More videos:

  • Review - Centered Review: Is THIS the Best Productivity App in 2023?
  • Review - Centered Review: AI-powered coaching, Pomodoro timers to boost productivity

grappa videos

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

Add video

Category Popularity

0-100% (relative to Centered and grappa)
Productivity
100 100%
0% 0
Testing
0 0%
100% 100
Task Management
100 100%
0% 0
Python
0 0%
100% 100

User comments

Share your experience with using Centered and grappa. For example, how are they different and which one is better?
Log in or Post with

Social recommendations and mentions

Based on our record, Centered seems to be more popular. It has been mentiond 5 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.

Centered mentions (5)

  • Obsidian as all-in-one daily note(calendar, reminder, task management, ledger...)
    - weak for bodydoubling method: I still need to use separate app for bodydoubling. i.e. cen****d.app. This bodydoubling app makes me to focus on task by sharing my current task with other users. This also has `always on top with minimized UI` option, which works great for the focus. However, it causes another clutter for me because I need to write down the task in a separate app again. I want to replace it if... Source: about 3 years ago
  • What is the best purchase you have made to make life with adhd easier?
    Centered.app application helps me a lot to work and to stay focused. It seems - the best and only task management systems designed for people with ADHD. Source: almost 4 years ago
  • Desktop app which reminds you to stay on your task/ stop even work distractions?
    The centered.app does look good and the most close to what I am looking for compared to the hundreds I have googled today, I am giving it a go, thank you! Source: almost 4 years ago
  • Top 5 Online Study Websites and Virtual Work Spaces
    I also recently discovered centered.app which is free for students. Source: over 4 years ago
  • A Fun Linear Integration!!!
    You can learn more at centered.app or feel free to message me!! I'd be happy to offer you all my personal onboarding too!! Source: over 4 years ago

grappa mentions (0)

We have not tracked any mentions of grappa yet. Tracking of grappa recommendations started around Mar 2021.

What are some alternatives?

When comparing Centered and grappa, you can also consider the following products

Magic Flow - Generate high-converting landing page copy using GPT-3

assertpy - A straightforward assertion library for Python.

Llama Life - Say goodbye to never-ending lists, and hello to daily bliss

FocusBear.io - Build habit routines, take better breaks, and ban distractions.

Blitzit - A simple to-do list & timer that gives you superpowers

TickTick - TickTickis a cross-platform to-do list app & task manager helps you to get all things done and make life well organized.