Moderne OpenRewrite vs Semgrep: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Moderne OpenRewrite and Semgrep side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Moderne OpenRewrite
The agent tools company for large-scale, automated code transformation and remediation.
Best for you if:
- • You want dramatically reduces agent token cost through improved tool-call efficiency and precomputation
Semgrep
Static analysis for finding bugs
Best for you if:
- • You want code analysis tool
| At a Glance | Moderne OpenRewrite | Semgrep |
|---|---|---|
Starts at | Free plan | Free plan, paid from $40/mo Teams plan |
Category | Developer Tools Automation | Testing & QA Security |
Rating | n/a | 4.6/5 G2 4.6 56 reviews |
Free plan | Yes | Yes |
Choose Moderne OpenRewrite or Semgrep?
Choose Moderne OpenRewrite if
- You want dramatically reduces agent token cost through improved tool-call efficiency and precomputation
- You want executes large-scale engineering transformations accurately across entire software portfolios
- You work in developer tools, not testing & QA
Choose Semgrep if
- You want code analysis tool
- You want good pattern matching
- You work in testing & QA, not developer tools
In-Depth Analysis
Moderne OpenRewrite
The agent tools company for large-scale, automated code transformation and remediation.
Moderne OpenRewrite offers a generous free Community Edition, making it highly accessible for individual developers and open-source projects.
Strengths
- Pro: Dramatically reduces agent token cost through improved tool-call efficiency and precomputation.
- Pro: Executes large-scale engineering transformations accurately across entire software portfolios.
- Pro: Enables multi-agent enterprise readiness with shared intelligence, interoperability, and governance.
- Pro: Improves code quality and standardizes code across an organization.
- Pro: Lowers cybersecurity risk by continuously upgrading libraries and patching vulnerabilities.
Key features
Semgrep
Static analysis for finding bugs
Semgrep offers a genuinely useful free tier (10 contributors, 50 repos) that covers most small teams.
Strengths
- Pro: Code analysis tool
- Pro: Good pattern matching
- Pro: Multi-language
- Pro: Active development
- Pro: Good for security
Weaknesses
- Con: Learning curve
- Con: Enterprise features paid
- Con: False positives
- Con: Configuration needed
- Con: Resource usage
Key features
Plans and prices: Moderne OpenRewrite vs Semgrep
| Tool | Plans and prices | Source |
|---|---|---|
| Moderne OpenRewrite |
| moderne.io/get-started read Oct 3, 2026 |
| Semgrep |
| semgrep.dev/pricing read Oct 21, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Moderne OpenRewrite pricing and Semgrep pricing.
Key Takeaways
Moderne OpenRewrite
- Choose if you want the agent tools company for large-scale, automated code transformation and remediation
Semgrep
- Choose if you want static analysis for finding bugs
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Only Semgrep has a published user rating (4.6/5 from 56 reviews); Moderne OpenRewrite has none we can show.
- Semgrep starts at $40/mo; Moderne OpenRewrite has no public paid plan price on file.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Moderne OpenRewrite and Semgrep compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Only Semgrep has a published user rating (4.6/5 from 56 reviews); Moderne OpenRewrite has none we can show. Semgrep starts at $40/mo; Moderne OpenRewrite has no public paid plan price on file. Both have a free plan.
What are Moderne OpenRewrite and Semgrep used for?
Moderne OpenRewrite: The agent tools company for large-scale, automated code transformation and remediation. Semgrep: Static analysis for finding bugs.
What does Moderne OpenRewrite cost vs Semgrep?
Moderne OpenRewrite has no public paid-plan price on file. Semgrep's cheapest paid plan is Teams at $40/mo; it also has a free plan. Prices read on the vendors' pricing pages, latest check Oct 21, 2026.
What's the main difference between Moderne OpenRewrite and Semgrep?
Moderne OpenRewrite's main strength: dramatically reduces agent token cost through improved tool-call efficiency and precomputation. Semgrep's main strength: code analysis tool.