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Understand VS grappa

Compare Understand VS grappa and see what are their differences

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A centralized log management and SIEM platform built for compliance, auditing, anomaly detection, and infrastructure visibility. sponsored
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.
Contents:
  1. ยป Base Details
  2. ยป Videos
  3. ยป Reviews
  4. ยป Alternatives

Understand logo Understand

Combines a powerful Code Editor together with an impressive array of static analysis tools that will change the way you work with code.

grappa logo grappa

grappa is an declarative, verbose, and expressive assertion library for Python.
  • Understand Landing page
    Landing page //
    2023-07-29
  • grappa Landing page
    Landing page //
    2022-11-06

Understand

Website
scitools.com
Pricing URL
Official Understand Pricing
$ Details
paid Free Trial
Platforms
Windows MacOS Linux
Edit details

grappa

Website
github.com
Pricing URL
-
$ Details
-
Platforms
-
Categories
#Testing #Python
Edit details

Understand features and specs

  • Static Code Analysis
  • Metrics
  • Graphs
  • Code Navigation
  • Dependency Analysis
  • Architectures
  • Compliance Validation
  • API Support
  • Code Editing

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

Understand videos

+ Add

Getting Started with Understand

More videos:

  • Demo - What is Understand

grappa videos

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

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Category Popularity

0-100% (relative to Understand and grappa)

Understand

grappa

Code Coverage
100 100%
Code Coverage
0% 0
Testing
0 0%
Testing
100% 100
Code Quality
100 100%
Code Quality
0% 0
Python
0 0%
Python
100% 100

Questions & Answers

As answered by people managing Understand and grappa.

Which are the primary technologies used for building your product?

Understand's answer

-C/C++ -Qt -Understand

Who are some of the biggest customers of your product?

Understand's answer

-NASA -U.S. Airforce -General Electric -Nvidia -Raytheon -Amazon -Lockheed Martin -Samsung -Raytheon -Pratt & Whitney -Dell -Intuity -Aurora Flight Sciences

What makes your product unique?

Understand's answer

Understand has shares many features found in other products but all wrapped into one easy to use package. Our most defining feature is the Hyper-XREFโ„ข technology we invented that provides a detailed cross-referencing of all the interconnections in your code.

User comments

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Reviews

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

Understand Reviews

TOP 40 Static Code Analysis Tools (Best Source Code Analysis Tools)
Just like its name, this tool lets user UNDERSTAND code by analyzing, measuring, visualizing and maintaining. This allows quick analysis of massive codes. This is one tool that is mainly used by the aerospace and automakers industry. Supports major languages like C/C++, ADA, COBOL, FORTRAN, PASCAL, Python and other web languages.
Source: www.softwaretestinghelp.com

grappa Reviews

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

Based on our record, Understand seems to be more popular. It has been mentiond 2 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.

Understand mentions (2)

  • What Killed Perl?
    I have great love for Perl, but I'm not super eager to go back to using it. I used it in probably one of the more cursed contexts I've ever heard of. Understand[0] is a static analyzer for many languages, and one of its killer features is that it is programmable with a Perl API. I used this feature at a defense consulting job to help target audits of huge, multi-million LOC codebases. Perl's expressivity was very... - Source: Hacker News / 9 months ago
  • Discontinue Sourcetrail
    Https://lattix.com/ can produce impact reports showing โ€œchanging X affects A, B and Y on the first level which in turn affects C, D, E, F and Z on the second levelโ€ and so onโ€ฆ https://scitools.com/ Understand can answer similar questions and tries to perform flow analysis โ€œthroughโ€ function pointers as well. - Source: Hacker News / almost 5 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 Understand and grappa, you can also consider the following products

SonarQube - SonarQube, a core component of the Sonar solution, is an open source, self-managed tool that systematically helps developers and organizations deliver Clean Code.

assertpy - A straightforward assertion library for Python.

Source Insight - Source Insight is a programming editor & code browser with built-in live analysis for C/C++, C#, Java, and more; helping you understand large projects.

CppDepend - Master Your C and C++ Codebase with Precision and Insight

Phabricator - Phacility - Phabricator

Codacy - Automatically reviews code style, security, duplication, complexity, and coverage on every change while tracking code quality throughout your sprints.

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