Languages/Frameworks
Environment
What does .gitignore do?
.gitignore is a rules file that tells Git which files and directories to never track. Three kinds of content typically go in it: dependency folders like node_modules/ that can be regenerated from package.json, build output (dist/, build/, target/), and OS-generated clutter files like .DS_Store or Thumbs.db. Files holding secrets, like .env, are also important to add here, since they can contain sensitive data such as API keys and passwords.
Patterns are combinable: a real project often needs several templates stacked together — for example, a macOS user building a Node.js app typically needs Node, macOS, and VS Code patterns all at once. This tool builds a single file by appending the known standard patterns for every category you select.
One important detail: if a file was already committed to Git before it was added to .gitignore, adding the rule alone won't untrack it — Git is already tracking that file. In that case you need to run git rm --cached <file> once to remove it from Git's tracking (while leaving it on disk), then commit that change.
When should you use .gitignore Generator?
The KEYDAL .gitignore Generator tool is a browser-based utility that developers, system administrators, SEO specialists and enterprise technology teams use in their daily operations. It requires no installation, is free, and produces results instantly. It is designed so local teams can run audits without connecting to server environments and run analyses without touching production.
Typical scenarios include: post-migration verification, comparing domain or hosting providers, diagnosing customer issues, security auditing (pre-pentest reconnaissance), root-cause analysis of email deliverability problems, validating CDN or proxy configuration, surfacing technical audit data for SEO teams, and rapid information gathering during incident response. You can copy results as text and share them or paste them into internal documentation.
The KEYDAL infrastructure team provides web hosting, VPS, dedicated server management, server hardening, DNS configuration and SSL/TLS deployment services from Türkiye. Beyond these tools, we deliver server setup and operations support across Hetzner, OVHcloud, Contabo, DigitalOcean and Turkish providers.
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KEYDAL tools run stateless: domain names, IPs, URLs or other inputs are not persisted to any database. Logs are kept only for security purposes (rate limiting, abuse detection) and deleted within 30 days. For tools that handle sensitive data (tokens, API keys, JWTs), processing happens entirely in your browser — nothing is sent over the network. See our Privacy Policy for details.
All tools run over HTTPS with TLS 1.3 support. KEYDAL is a Türkiye-based technology company and complies fully with local data-protection regulations (KVKK) and GDPR principles.
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The KEYDAL free tools collection includes DNS lookup, WHOIS lookup, SSL certificate checker, HTTP headers analyzer, IP geolocation, uptime checker, JSON formatter, JWT decoder, Base64 encode/decode, QR code generator, meta tag analyzer and robots.txt tester. All browser-based, free, no installation.
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