Ameen Usman

I build web apps with PHP and Laravel. KeptTools is my free suite of browser developer tools for JSON, SQL, JWT, Base64, and images. Everything runs on the device, so nothing is uploaded.

Joined on Oct 13, 2026

Ameen Usman

Oct 24

Unix Timestamp Converter That Runs in Your Browser

#webdev #javascript #productivity #kepttools

1 min read

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Ameen Usman

Oct 20

Cron Generator Online: Build Expressions in Your Browser

#webdev #devops #linux #kepttools

1 min read

Ameen Usman

Oct 19

I built KeptTools so your JWT, SQL, and Base64 never leave the browser

#webdev #privacy #javascript #kepttools

2 min read

Ameen Usman

Oct 18

How to prove an online JWT tool isn’t stealing your token

#webdev #security #javascript #kepttools

1 min read

Ameen Usman

Oct 16

That API Timestamp Looks Like Nonsense — Here’s How I Read It in the Browser

#webdev #kepttools #javascript #api

1 min read

Ameen Usman

Oct 15

I Got Tired of “Free Tools” That Upload My Files — So I Built Browser-Only Ones

#javascript #privacy #security #tools

2 min read

Ameen Usman

Oct 13

Convert JSON to Laravel, TypeScript, PHP DTO, or CSV in your browser

#laravel #javascript #webdev #productivity

1 min read

DEV Community

Ameen Usman

Badges

1 Week Community Wellness Streak

Writing Debut

Unix Timestamp Converter That Runs in Your Browser

Want to connect with Ameen Usman?

Cron Generator Online: Build Expressions in Your Browser

I built KeptTools so your JWT, SQL, and Base64 never leave the browser

How to prove an online JWT tool isn’t stealing your token

That API Timestamp Looks Like Nonsense — Here’s How I Read It in the Browser

I Got Tired of “Free Tools” That Upload My Files — So I Built Browser-Only Ones

Convert JSON to Laravel, TypeScript, PHP DTO, or CSV in your browser