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Best Tools for Developers 2026

Updated: March 2026

Essential development tools, IDEs, and utilities for software engineers. Code faster and ship better software. We've curated 12 tools specifically suited for developers.

Key Takeaways
  • Bold Commerce is our #1 pick for checkout & cart for developers in 2026.
  • We analyzed 12 checkout & cart for developers tools to create this ranking.
  • 5 tools offer free plans, perfect for getting started.

12 Checkout & Cart Tools for Developers

1
Bold Commerce logo

Bold Commerce

Unlock revenue potential and maximize customer lifetime value for Shopify stores with powerful apps.

Freemium
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3
Affirm logo

Affirm

Pay over time with flexible payment plans and no fees, for consumers and businesses.

Paid
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AfterSell logo

AfterSell

Transform upselling opportunities into relevant moments for your customers to boost AOV and conversion.

Freemium
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Onward logo

Onward

Elevate the post-purchase experience with AI-powered customer upgrades and protection.

Free
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CartHook logo

CartHook

Maximize revenue and average order value on Shopify with personalized post-purchase upsell offers.

Paid
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Zen Cart logo

Zen Cart

Empowering businesses with a free, open-source, and feature-rich e-commerce platform.

Free
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Contribe logo

Contribe

Boost revenue and customer loyalty by integrating social and environmental pledges at checkout.

Paid
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Best Checkout & Cart for Other Use Cases

Frequently Asked Questions

What is the best checkout & cart tool for developers?

Based on our analysis, Bold Commerce is the top choice for developers, with a score of /100.

Are there free checkout & cart tools for developers?

Yes! Bold Commerce, AfterSell, Onward offer free plans suitable for developers.