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CodeQL vs Codacy

CodeQL and Codacy both land on Depends.

CodeQL

codeql.github.com

Depends
Confidence: Medium

Buy it if you run serious engineering on GitHub and want deep security scanning . it's free for open source and best-in-class for vulnerability research.

Read the full report

Codacy

codacy.com

Depends
Confidence: Medium

Buy Codacy if your team runs several repos and wants automated quality, coverage, and security gates on GitHub or GitLab.

Read the full report

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CodeQL versus Codacy
CompareCodeQLCodacy
VerdictDependsDepends
Best forGitHub-based engineering orgsMulti-repo GitHub and GitLab teams
Who it's not forSmall teams wanting fast, cheap scansSolo devs with one repo
PrivacyTwo 2025 disclosures involving CodeQL's own pipeline (secrets exposure, Actions vulnerability), both reported fixed; detection gaps exist.⁶No known public vulnerabilities found in the sources reviewed.
Support qualityNo support evidence in sourcesNo support evidence in sources
Public sentimentUsers and practitioners value its deep vulnerability detection and research power, but frequently compare it against faster, simpler tools like Semgrep and note a real learning curve.⁴G2 users praise integrations, while Reddit threads flag static-analysis false positives as an industry-wide pain.13
Biggest gotchaCodeQL license forbids using it to power competing analysis services . check before building on it⁹Per-seat pricing is hard to confirm from public pages; get a quote before budgeting15

Pick CodeQL when

  • GitHub-based engineering orgs
  • AppSec and vulnerability-research teams
  • Open-source projects (free scanning)
  • Compliance-driven enterprises on GitHub Advanced Security

When CodeQL is not a fit

  • Small teams wanting fast, cheap scans
  • Non-GitHub CI pipelines (licensing friction)
  • Devs unwilling to learn the QL query language
  • Solo projects that only need linting

Pick Codacy when

  • Multi-repo GitHub and GitLab teams
  • Teams enforcing quality and coverage gates
  • Companies replacing SonarQube
  • Multi-language codebases

When Codacy is not a fit

  • Solo devs with one repo
  • Small teams without a review process
  • Anyone needing only a free linter
  • Buyers demanding transparent public pricing

Sources

  1. About CodeQL . GitHub Docsdocs.github.com
    official
  2. GitHub pricinggithub.com
    official
  3. GitHub Code Quality GA changeloggithub.blog
    news
  4. Semgrep vs CodeQL (2026)konvu.com
    review
  5. Comparing Semgrep and CodeQL . Doyensecblog.doyensec.com
    review
  6. CodeQLEAKED . Praetorianpraetorian.com
    security
  7. GitHub Actions CodeQL vulnerability . DevClassdevclass.com
    security
  8. Missed Python CWE-094 detection . GitHub issuegithub.com
    security
  9. CodeQL license discussion . GitHubgithub.com
    official
  10. Taming 2500 compiler warnings . Trail of Bitsblog.trailofbits.com
    review
  11. Codacy Products | Read 29 Reviews on G2g2.com
    review
  12. Codacy Reviews on G2g2.com
    review
  13. Codacy Pros and Cons on G2g2.com
    review
  14. Codacy named Leader in the G2 Summer 2023 reportblog.codacy.com
    official
  15. Qodo vs Codacy | SwitchMyToolswitchmytool.com
    review
  16. Codacy Revenue 2025: $7.3M Est., $29.4M Raisedgetlatka.com
    news