DevUtils vs Postmark

DevUtils

Developer Tools

All-in-one toolbox for developers on macOS.

DevUtils is an offline native Mac app with 30+ developer tools (JSON formatter, regex tester, JWT decoder, etc.) — a paid alternative to web utilities.

Founder

Tony Dinh

Founded

2020

Team

1-10

Listing

Free (nofollow)

Listed

May 2026

Postmark

Developer Tools

Email service for transactional and marketing email.

Postmark is a reliable transactional email service with industry-leading deliverability — long-running indie SaaS now part of ActiveCampaign.

Founded

2010

Team

11-50

Listing

Free (nofollow)

Listed

May 2026