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Snyk alternatives, by the job you need done

Updated November 7, 2026

The best Snyk alternative depends on which part of Snyk you would replace: Semgrep or SonarQube for your own code, Dependabot, Endor Labs or Socket for dependencies, Trivy for containers and infrastructure-as-code, and Aikido or GitHub's security add-ons if you want one platform. None of them tells you when something you already installed turns out to be compromised, or which machines ran it: that is what Pharon does.

Why teams look for a Snyk alternative

Snyk is four products under one login: Snyk Open Source checks dependencies, Snyk Code scans your own code, Snyk Container scans images and Snyk IaC checks Terraform, CloudFormation and Kubernetes files. Teams that look elsewhere are usually unhappy with one of them, not all four.

  • Price. The Free plan caps tests per product and allows 5 projects. Team starts at $25 a month for up to 10 developers; beyond that, Enterprise is priced by quote. The numbers are further down.
  • Overlap. If your code lives on GitHub or GitLab, their built-in scanners already cover part of what Snyk does, some of it at no extra cost.
  • Repository access. Snyk's source-control integrations read your repositories to find manifests. Some teams would rather run a scanner locally or in CI.
  • Open source. Some teams want a scanner they can read, run offline and keep without a contract.

So start from the job. The sections below group alternatives by the Snyk product they replace, then list the free options and the one job none of them do.

Snyk alternatives at a glance

ToolReplacesPrice or licenseOn your own infrastructure
Dependabot (opens in a new tab)Open SourceFree on every GitHub plan; open source (MIT)With GitHub Enterprise Server
Endor Labs (opens in a new tab)Open SourceFree Developer tier: local scans, no dashboardYes, Endor Outpost (subject to eligibility)
Mend SCA (opens in a new tab)Open SourceNo free plan listedYes: SaaS, hybrid or on-premises
Socket (opens in a new tab)Open Source (malicious packages)Free: 1 developer, 1,000 scans a monthEnterprise plan only
Semgrep (opens in a new tab)CodeCommunity Edition is open source (LGPL-2.1); hosted plan free for up to 10 contributorsCommunity Edition runs locally
Opengrep (opens in a new tab)CodeOpen source (LGPL-2.1)Yes, a local CLI
SonarQube (opens in a new tab)CodeCommunity Build is open source (LGPL-3.0); Cloud free up to 50k lines of codeYes
Checkmarx One (opens in a new tab)Code, Open Source, Container, IaCCustom quoteSelf-managed in government clouds; on-premises Checkmarx SAST
Veracode (opens in a new tab)Code, Open Source, ContainerNo public pricingNo, cloud only
Trivy (opens in a new tab)Container, IaC, Open SourceOpen source (Apache-2.0)Yes
Wiz (opens in a new tab)Container, IaC, Open SourceCustom quoteNot documented
Aikido (opens in a new tab)All fourFree: 2 users, 10 repositoriesOn-premises scanning on Pro and Enterprise
GitHub Code Security (opens in a new tab)Code, Open Source$30 per active committer a month; free on public repositoriesWith GitHub Enterprise Server
GitLab (opens in a new tab)Code, Container, IaC; Open Source on UltimateSAST, container and IaC scanning on the Free tierYes, every tier
Black Duck (opens in a new tab)Open Source, Container; Code and IaC with PolarisQuote onlyBlack Duck SCA, yes; Polaris is hosted
OSV-Scanner (opens in a new tab)Open Source, ContainerOpen source (Apache-2.0)Yes, and it can run offline
OWASP Dependency-Check (opens in a new tab)Open SourceOpen source (Apache-2.0)Yes

"Open Source", "Code", "Container" and "IaC" are Snyk's products. Facts come from each vendor's own pricing page, docs or repository, checked on November 7, 2026; tool names link to the page we read. "Not documented" means we couldn't find it there.

Replacing Snyk Open Source (dependencies)

Dependabot is GitHub's built-in option. It alerts on dependencies with a known advisory in the GitHub Advisory Database and can open pull requests that move them to the lowest patched version. Alerts and security updates are available on every GitHub plan, and its engine is open source. See Dependabot alternatives for the update bots and GitLab options.

Endor Labs builds an inventory of your open-source dependencies and uses function-level reachability to show which vulnerabilities your code can actually call. Its free Developer tier scans locally without the dashboard, and Endor Outpost runs entirely on your own infrastructure for eligible customers.

Mend SCA finds and ranks security and license problems in the libraries an application uses, and runs as SaaS, hybrid or on-premises. No free plan is listed.

Socket focuses on supply chain attacks: it flags malicious dependencies, often before an advisory exists, and can block them. The free plan covers one developer and 1,000 scans a month; Team is $25 per developer a month.

Replacing Snyk Code (your own code)

Semgrep scans code for patterns, with rules you can read and write. Semgrep Community Edition is open source but analyzes one file or function at a time; cross-file analysis is in the paid platform, which starts at $30 per contributor a month and is free for up to 10 contributors and 10 repositories.

Opengrep is a fork of Semgrep 1.100.0, made when Semgrep moved features behind a commercial license. It is open source (LGPL-2.1) and backed by a group of security companies including Aikido, Endor Labs and Orca Security.

SonarQube checks code quality and security together, across more than 40 languages. The Community Build is open source and self-managed; SonarQube Cloud is free for private projects up to 50,000 lines of code, and paid plans start at $34 a month.

Checkmarx One and Veracode are enterprise platforms: static analysis plus dependency, container and dynamic testing, priced by quote. Veracode is cloud-only. Checkmarx offers a self-managed edition for government clouds and a separate on-premises SAST product.

Replacing Snyk Container and Snyk IaC

Trivy is the usual open-source pick. One binary scans container images, filesystems, git repositories and Kubernetes clusters for vulnerable packages, misconfigurations and secrets, and checks Terraform, CloudFormation, Kubernetes, Helm, Dockerfiles and Azure ARM templates. It's Apache-2.0 and runs anywhere, including as a Kubernetes operator.

Wiz suits teams that already secure their cloud with it. Wiz Code finds vulnerable dependencies, IaC misconfigurations and exposed secrets before they reach the cloud, and ties them to what runs there. Pricing is by quote.

One platform instead of Snyk

Aikido puts dependency, code, container, IaC and secrets scanning in one hosted product. Its free Developer plan includes 2 users, 10 repositories, 2 container images and 1 cloud account.

GitHub Code Security ($30 per active committer a month) adds CodeQL code scanning, Copilot Autofix and dependency review to Dependabot, and GitHub Secret Protection ($19) adds secret scanning and push protection. Both need a GitHub Team or Enterprise plan; on public repositories the scanning features are free.

GitLab runs its scanners as CI jobs. SAST, container scanning, IaC scanning and pipeline secret detection are on every tier, Free included; dependency scanning, DAST and the vulnerability report need Ultimate, which is priced by quote. Every tier can be self-managed.

Black Duck pairs its long-standing SCA product, which still runs on-premises, with Polaris, a hosted platform that adds static analysis, IaC and secrets detection. Pricing is by quote.

Free and open-source Snyk alternatives

  • Trivy (Apache-2.0): container images, IaC, secrets and packages, from one CLI.
  • OSV-Scanner (Apache-2.0): Google's scanner checks lockfiles and container images against OSV.dev, and can run offline.
  • OWASP Dependency-Check (Apache-2.0): maps dependencies to CVEs, as a CLI or a Maven, Gradle, Ant or Jenkins plugin. Get a free NVD API key, or updates are very slow.
  • Semgrep Community Edition or Opengrep (LGPL-2.1): pattern-based code scanning in a local CLI.
  • SonarQube Community Build (LGPL-3.0): self-managed code quality and security checks.
  • Dependabot: free alerts and update pull requests on every GitHub plan.

Trivy, Semgrep and Dependabot together cover each of Snyk's four jobs without test limits. What you give up is a single dashboard and Snyk's curated advisories.

What none of them do: incidents in what you already run

Every tool above checks code and configuration against advisories, mostly before it ships. Supply chain attacks often reach what is already running instead: a release compromised after you installed it, a GitHub Action, an editor extension, a vendor.

On October 29, 2026, a tampered Claude Code extension (version 2.1.313) sat in Cursor's extension marketplace for about 11 hours. It added an attacker's SSH key and opened a reverse tunnel, and uninstalling it didn't remove the backdoor. No lockfile lists an editor extension, so a scanner that reads your repository could not have flagged it. Pharon's notice listed the version, the cleanup steps and what to rotate.

That is the job Pharon does. It keeps an inventory of what your team runs: packages, container images, GitHub Actions, runtimes, cloud services and vendors. When a compromised release, an exploited vulnerability, a vendor breach or an end-of-life date reaches something in it, the team that owns it is alerted. A read-only local check then reports, for each laptop or CI runner, whether the bad version is or was installed and which secrets to rotate, by name only.

Pharon doesn't replace a scanner: it opens no fix pull requests and doesn't analyze your code. Most teams run it next to one. See Pharon and Snyk, side by side, or the latest supply chain notices.

What Snyk costs

From Snyk's plans page (opens in a new tab), checked November 7, 2026:

  • Free: $0 for 5 projects, with test limits of 200 for Snyk Open Source, 100 a month for Snyk Code, 300 for Snyk IaC and 100 for Snyk Container. Snyk's docs give 400 for Open Source.
  • Team: starting at $25 a month, billed monthly, for teams of up to 10 developers, with 100 projects and 1,000 Snyk Code tests a month.
  • Enterprise: priced by quote and paid in credits: each capability draws from a balance, at 1 credit = $1.

How to choose

  1. Which Snyk product is the problem? Replace that one. Dependencies: Dependabot, Endor Labs or Socket. Code: Semgrep or SonarQube. Containers and IaC: Trivy.
  2. Does it have to run on your own servers? Trivy, OSV-Scanner, Opengrep and the SonarQube Community Build run anywhere; GitLab and Mend offer self-managed deployments; Veracode is cloud-only.
  3. Where does your code live? On GitHub or GitLab, start with what your plan already includes before buying another tool.
  4. Do you need to know when something you already run is compromised? No scanner here answers that. Add Pharon next to whichever you pick.

Sources

Questions

Is there a free Snyk alternative?
Yes. Trivy, OSV-Scanner, OWASP Dependency-Check, Semgrep Community Edition, Opengrep and the SonarQube Community Build are open source, and Dependabot is free on every GitHub plan. Aikido, Socket, Semgrep and SonarQube Cloud also have free hosted plans with limits.
Is Dependabot a good Snyk alternative?
For dependencies on GitHub, often yes: it alerts on known advisories and opens update pull requests at no cost. It works on dependencies only, so pair it with Semgrep for your own code or Trivy for containers and IaC if you used those parts of Snyk.
Snyk or SonarQube?
They overlap on scanning your own code. SonarQube checks code quality and security together, and its Community Build is free and self-managed. Snyk also scans dependencies, container images and IaC.
Does Pharon replace Snyk?
No. Pharon doesn't scan your code or open fix pull requests. It alerts you when something you already run is compromised, exploited, breached or retired, and checks whether a laptop or CI runner installed the bad version.
Can I use Snyk and Pharon together?
Yes, and most teams should run a scanner next to Pharon. Use Snyk, or any tool on this page, to find and fix vulnerabilities before you ship. Use Pharon to hear about incidents in what you already run, including vendors and cloud services, and to check which machines were exposed.

Pharon and Snyk, side by side. Start a free trial or read the docs.