📰 Dev.to · manja316
Articles from Dev.to · manja316 · 60 articles · Updated every 3 hours · View all reads
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Dev.to · manja316
1w ago
I Built a Free IP Lookup Tool — Geolocation, ISP, Timezone in One Click
The Problem Every developer, sysadmin, and security researcher needs to look up IP...
Dev.to · manja316
1w ago
Free Online Markdown Editor with Live Preview
I needed a clean, fast markdown editor that just works in the browser. No signup, no electron app, no...
Dev.to · manja316
1w ago
I Built a Free Online API Tester - No Signup, No Download
Every developer needs to test APIs. Postman is great but heavy. Online alternatives want signups. So...
Dev.to · manja316
1w ago
CSS Gradient Generator — Visual Tool with Presets and One-Click Copy
CSS Gradient Generator Create beautiful CSS gradients visually. Linear, radial, and conic...
Dev.to · manja316
1w ago
Free Password Generator — Cryptographically Secure, No Signup
Password Generator Generate strong, cryptographically random passwords using the Web...
Dev.to · manja316
1w ago
I Built a Free QR Code Generator — Runs 100% in Your Browser
QR Code Generator Generate QR codes for URLs, text, WiFi credentials, or anything else....
Dev.to · manja316
1w ago
How I Hunt Security Bounties with Claude Code (Real Workflow, Real Payouts)
How I Hunt Security Bounties with Claude Code (Real Workflow, Real Payouts) Most security...
Dev.to · manja316
1w ago
I Built a Free Meta Tag Checker That Shows How Your Links Look on Google, Twitter & Facebook
The Problem Every time you share a link on social media, the platform reads your meta tags...
Dev.to · manja316
1w ago
Free Online Diff Checker - Compare Any Text Instantly
Diff Checker diffcheck-three.vercel.app Compare two blocks of text side by side....
Dev.to · manja316
1w ago
Free Online Diff Checker - Compare Text Side by Side
Diff Checker diffcheck-three.vercel.app Compare two blocks of text and see what changed....
Dev.to · manja316
1w ago
Free YAML Validator - Catch Indentation Errors Fast
YAML Validator yamlcheck.vercel.app Validate YAML syntax, pinpoint errors, pretty-print,...
Dev.to · manja316
1w ago
Free SQL Formatter - Clean Up Messy Queries
SQL Formatter sqlformat.vercel.app Paste messy SQL, get clean formatted queries. Supports...
Dev.to · manja316
1w ago
Free Online Hash Generator for Developers
Hash Generator hashgen-neon.vercel.app Generate MD5, SHA-1, SHA-256, SHA-512 hashes...
Dev.to · manja316
1w ago
Free Gitignore Generator — Pick Your Stack, Get Your .gitignore
Gitignore Generator gitignore-two.vercel.app Stop copying .gitignore files from random...
Dev.to · manja316
1w ago
Free JWT Decoder — Paste, Decode, Done
Why Another JWT Tool? Because jwt.io is great but sometimes you just want to paste a token...
Dev.to · manja316
1w ago
I Built a Free Base64 Encoder/Decoder — No Signup, No Ads
The Problem Every time I need to encode or decode Base64, I end up on some ad-infested...
Dev.to · manja316
1w ago
Free SSL Certificate Checker — See Expiry, Issuer, SANs for Any Domain
What I Built SSL Certificate Checker — enter any domain, get full SSL certificate...
Dev.to · manja316
1w ago
Free DNS Lookup Tool — Check Any Domain's DNS Records Instantly
What I Built DNS Lookup Tool — enter any domain, instantly see all DNS records. ...
Dev.to · manja316
1w ago
I Built a Free Broken Link Checker — Paste Any URL, Find Every Dead Link
The Problem Broken links hurt your SEO ranking and frustrate visitors. Most link checkers...
Dev.to · manja316
1w ago
Free Online JSON Formatter That Also Fixes Broken JSON With AI
Needed a JSON formatter that could also fix broken JSON — missing commas, unquoted keys, trailing...
Dev.to · manja316
1w ago
15 Free Developer Tools I Built — JSON, SQL, Regex, Cron, JWT, YAML & More
I built 15 free developer tools and deployed them all on Vercel. No signup, no ads, just tools that...
Dev.to · manja316
1w ago
Two AI-Powered Developer Tools: Cron Generator and Regex Builder
Built two free tools that convert plain English to code syntax: CronAI — Describe your schedule, get...
Dev.to · manja316
1w ago
I Built a JSON Formatter That Fixes Broken JSON with AI
Paste broken JSON, get valid JSON back. AI handles missing commas, unquoted keys, trailing commas,...
Dev.to · manja316
1w ago
I Built a Free DNS Lookup Tool — Check Any Domain's Records Instantly
The Problem Every time I need to check DNS records for a domain — whether debugging email...
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