A collaborative curated list of awesome little online helpers and tools.
- regular expressions 101 - A great online tool for writing and testing Regular expressions.
- YAML Multiline Strings - Find the right syntax for your YAML multiline strings.
- gitignore.io - Create useful .gitignore files for your project.
- README.so - Simple editor that allows you to quickly add and customize all the sections you need for your project's readme.md file.
- JSON Hero - JSON Hero makes reading and understand JSON files easy by giving you a clean and beautiful UI.
- IP Subnet Calculator - This calculator returns information regarding Internet Protocol version 4 (IPv4) and IPv6 subnets.
- Chmod Calculator - An awesome Chmod Calculator to convert Linux file permissions between different formats.
- crontab guru - Quick and simple editor for cron schedule expressions.
- MySQL Memory Calculator - Calculate the maximum MySQL memory usage based on settings in your my.cnf file.
- SSL Configuration Generator - An easy-to-use secure configuration generator for web, database, and mail software.
- SSL Server Test - A comprehensive free SSL test for your public web servers.
- endoflife.date - This site maintains quick links for checking End Of Life dates for various tools and technologies.
- www.urlencoder.io - This helps with quickly encoding URL's.
- www.urldecoder.io - This helps with quickly decoding URL's.
- Animista - A collection of pre-made CSS animations, tweak them and you will be able to copy and paste the code into your website.
- BGjar - A free SVG background generator for websites, blogs, and apps.
- DevSamples - DevSamples is a list of code samples for you to copy and paste into your projects as needed.
- Meta Tags - With Meta Tags you can edit and experiment with your content then preview how your webpage will look on Google, Facebook, Twitter and more.
- Undesign - Collection of free design tools and resources for makers, developers and designers.
- CSS Generator Tool - A CSS generator that helps you demonstrate and quickly generate CSS declarations for your website.
- Virus Total - Analyse suspicious files, domains, IPs and URLs to detect malware and other breaches, automatically share them with the IT security community.
- Decompiler Explorer - Interactive online decompiler which shows equivalent C-like output of decompiled programs from many popular decompilers.
- Compiler Explorer - Interactive online compiler which shows the assembly output of compiled C++, Rust, Go (and many more).