PyLint
PyFlakes
pre-commit by Yelp
mypy
PEP8
CppDepend
ruff
A wrapper around Python tools to check the style and quality of Python code.

JSON Formatter & Validator
DevTools Advanced
JSONFormatter.org
FreeFormatter
JSON Editor Online
SmallDevTools
TheDevTools
FOSS tools for developers
Which is more popular?
Based on our record, flake8 seems to be more popular. It has been mentioned 5 times since March 2021.
Website, pricing, platforms and company facts side by side.
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flake8
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| Website | gitlab.com | developertools.tech |
| Pricing | — | |
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What each product offers, as listed by its team.

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Linters and fixers: never worry about code formatting again (Vim + Ale + Flake8 & Black for Python)
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Share your experience with using flake8 and DeveloperTools.Tech. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Repos: - repo: https://github.com/pre-commit/pre-commit-hooks rev: v4.3.0 hooks: - id: trailing-whitespace - id: check-merge-conflict - id: check-yaml args: [--unsafe] - id: check-json -... - Source: dev.to / over 3 years ago
I just ran `pre-commit autoupdate`. It's asking for a username for https://gitlab.com/pycqa/flake8. :-(. Source: almost 4 years ago
Flake8 plugin for a smart line length validation. Source: almost 4 years ago
Tracking DeveloperTools.Tech since Apr 2023.
When comparing flake8 and DeveloperTools.Tech, you can also consider the following products.
Pylint is a Python source code analyzer which looks for programming errors.
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The JSON Formatter was created to help with debugging.
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A simple program which checks Python source files for errors.
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A collection of developer tools in one place in your browser
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A framework for managing and maintaining multi-language pre-commit hooks
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Online JSON Formatter and JSON Validator will format JSON data, and helps to validate, convert JSON to XML, JSON to CSV. Save and Share JSON
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