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Earthly vs Rely.io: Which is Better in 2026?

Choosing between Earthly and Rely.io comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.

Bottom line: Earthly wins this matchup. Our overall Compliance Management pick is ADP. Our free Compliance Management pick is Wazuh. Pick Rely.io if you need security.

··Methodology
Editor reviewed0 verified reviews comparedPricing checked Sep 2026

Short on time? Here's the quick answer

We've tested both tools. Here's who should pick what:

Earthly

Automate engineering standards enforcement across every tool, team, and deployment.

Best for you if:

  • You want ensures consistent application of engineering standards and compliance automatically
  • You want significantly reduces build times and improves build reliability

Rely.io

Streamline your software supply chain security and compliance with a unified platform.

Best for you if:

  • You want a free tier before you commit
  • You want centralized platform for multiple security needs
  • You want improved visibility into software supply chain risks
At a Glance
EarthlyEarthly
Rely.ioRely.io
Starts at
Custom
FreeFree tier available
Best For
DevOpsSecurity
Rating
--
Free plan
No Yes

Choose Earthly or Rely.io?

Earthly

Choose Earthly if

Automate engineering standards enforcement across every tool, team, and deployment.

  • You want ensures consistent application of engineering standards and compliance automatically
  • You want significantly reduces build times and improves build reliability
  • Your work is DevOps-shaped, not security-shaped
Rely.io

Choose Rely.io if

Streamline your software supply chain security and compliance with a unified platform.

  • You want a free tier before you commit
  • You want centralized platform for multiple security needs
  • You want improved visibility into software supply chain risks
  • Your work is security-shaped, not DevOps-shaped
FeatureEarthlyRely.io
Pricing ModelPaidFreemium
User RatingNo ratings yetNo ratings yet
Categories
DevOpsDeveloper Tools
SecurityDevOps

In-Depth Analysis

EarthlyEarthly

Automate engineering standards enforcement across every tool, team, and deployment.

Starts at Custom

Strengths

  • +Ensures consistent application of engineering standards and compliance automatically.
  • +Significantly reduces build times and improves build reliability.
  • +Provides clear visibility into standards adherence across the organization.
  • +Integrates seamlessly with existing CI/CD tools and complements policy tools like OPA.
  • +Empowers developers with instant feedback and proactive guidance, reducing last-minute blockers.

Weaknesses

  • -Requires initial setup to define and codify standards.
  • -The learning curve for Earthfiles syntax, though familiar, might exist for new users.

Key features

Automated enforcement of engineering standards (guardrails)Integration with PRs and AI coding agents (e.g., Claude Code, Codex, Cursor)Pre-built guardrails for quality, DevEx, operational readiness, security, and complianceExecutive dashboards for standards coverage and adherence visibilityDeterministic feedback in the AI's dev-test loopSelf-contained, consistent, and portable builds with Earthfiles

Rely.ioRely.io

Streamline your software supply chain security and compliance with a unified platform.

Starts at Free

Strengths

  • +Centralized platform for multiple security needs
  • +Improved visibility into software supply chain risks
  • +Automates compliance reporting
  • +Helps shift security left in the development process

Weaknesses

  • -Can have a learning curve for new users
  • -Integration complexity might vary depending on existing toolchains

Key features

Software Bill of Materials (SBOM) generationVulnerability scanning and analysisPolicy enforcement and compliance checksReal-time security monitoringDeveloper-friendly integrationsRisk prioritization and remediation guidance

Who Should Use What?

On a budget?

Rely.io has a free tier. Earthly is paid only.

Go with: Rely.io

Want the highest-rated option?

Neither has ratings yet.

Too early to call on ratings — compare on features and pricing.

Value user reviews?

Neither has ratings yet.

Too early to call — neither has ratings yet.

3 Questions to Help You Decide

1

What's your budget?

Earthly is paid. Rely.io is freemium. Rely.io lets you start free.

2

What's your use case?

Earthly is a DevOps tool. Rely.io is in security. Pick the category that matches your needs.

3

How important are ratings?

Neither has ratings yet.

Key Takeaways

Earthly

  • Our pick for this comparison

Rely.io

  • Has a free tier
  • Better fit for security

The Bottom Line

Earthly wins this matchup. Our overall Compliance Management pick is ADP. Our free Compliance Management pick is Wazuh. Rely.io has a free tier if you want to test without paying.

Frequently Asked Questions

Is Earthly or Rely.io better?

Earthly is rated in our evaluation. Earthly is paid and Rely.io is freemium.

What are Earthly and Rely.io used for?

Earthly: Automate engineering standards enforcement across every tool, team, and deployment.. Rely.io: Streamline your software supply chain security and compliance with a unified platform..

What does Earthly cost vs Rely.io?

Earthly is a paid tool. Rely.io is freemium (free tier + paid plans). Visit their websites for detailed pricing.

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