Alternatives to HiddenLayer

3 editor-selected alternatives · HiddenLayer overview →

source: tools.alternatives · stored order · active records only; review scores are annotations and never change membership or order

A directional evidence panel appears only when the substitute rationale, trade-offs, sources, and verification date have been recorded. Older selections without that panel remain visible but are unclassified under the new evidence contract.

Protect AI

open sourcefreemiumexplicit relation

Protect AI is a YC-backed AI security company focused on ML supply chain protection. Its platform includes ModelScan for detecting malicious code in model files, Guardian for model repository security policies, and NB Defense for Jupyter notebook scanning. Advocates for SLSA-style supply chain standards for ML, helping organizations secure the full pipeline from training data to production model deployment.

Comprehensive AI/ML security platform offering open-source security tools (ModelScan, NB Defense under Apache-2.0 / MIT) for $0, alongside commercial enterprise platform editions (Guardian, Radar, AI-BOM governance) via custom quote.

Mindgard

explicit relation

Mindgard is an automated AI security testing platform that provides continuous red teaming for machine learning models and LLM applications. It detects vulnerabilities including adversarial attacks, prompt injection, data poisoning, and model extraction through systematic probing. Offers end-to-end testing across the AI lifecycle with enterprise compliance reporting and integration into CI/CD pipelines.

Commercial automated AI red-teaming and security testing platform for LLMs and GenAI applications. Offers pilot/evaluation access with customized annual enterprise subscription pricing based on model inventory, scan volume, and SLA requirements.

Robust Intelligence

explicit relation

Robust Intelligence is an AI risk management platform that validates ML models for security, fairness, and reliability before and after deployment. It provides automated stress testing, bias detection, data drift monitoring, and model risk scoring for enterprise compliance. Serves Fortune 500 customers in financial services, healthcare, and insurance with continuous AI validation aligned to regulatory frameworks.

Commercial and enterprise pricing via Cisco sales and partner channels, customized based on AI workload volume, inspected endpoints, and enterprise security agreements.

Open-source HiddenLayer alternatives

Protect AI — see all open-source developer tools.

Free HiddenLayer alternatives

Protect AI offer a free plan or free tier.

More AI Security & DevSecOps tools

same category, not editor-selected alternatives — see how HiddenLayer compares →

OpenLITOpenLIT is an open-source AI engineering platform that provides OpenTelemetry-native observability for LLM applications. It combines distributed tracing, evaluation, prompt management, a secrets vault, and GPU telemetry in a single self-hostable stack. With 50+ integrations across LLM providers and frameworks, it lets teams monitor AI applications using their existing observability backends like Grafana, Datadog, or Jaeger.CiliumCilium is a CNCF Graduated, Apache-2.0 project for Kubernetes networking, security, and observability using eBPF. It can replace kube-proxy, enforce identity-aware L3-L7 network policies, and add Hubble flow observability plus Tetragon runtime-security signals. Current source checks support GKE Dataplane V2 using Cilium/eBPF and Azure CNI Powered by Cilium for AKS.MCP-ScanMCP-Scan is a security tool that scans MCP servers for vulnerabilities including tool poisoning, prompt injection, cross-origin escalation, and rug pull attacks. Acquired by Snyk in 2026, it is the first dedicated security scanner for the MCP ecosystem. It analyzes tool descriptions, permissions, and behavior patterns to detect malicious or compromised MCP servers before they can exploit AI agents.PangolinIdentity-based remote access platform built on WireGuard that combines reverse proxy and VPN capabilities. Pangolin supports clientless browser access for web apps and client-based private-resource access across macOS, iOS, Windows, Linux, and Android, with zero-trust rules, peer-to-peer tunnels, automatic SSL, SSO/OIDC options, and cloud or self-hosted deployment.SemgrepSemgrep is an AppSec platform with a widely used open-source engine for readable code rules plus commercial SAST, supply-chain and secrets workflows. Current product positioning emphasizes AI-assisted detection, triage and remediation, CI/pull-request integration and managed governance for security teams.SonarQubeSonarQube is an open-source code quality and security platform with 10K+ GitHub stars that inspects code for bugs, vulnerabilities, code smells, and security hotspots. It enforces quality gates in CI/CD pipelines, supports 30+ languages in Team plans and 40+ in Enterprise, and remains the industry standard for static code quality management.Aikido SecurityAikido Security is an all-in-one AppSec platform unifying SAST, DAST, SCA, CSPM, secrets detection, container scanning, IaC analysis, and runtime protection in a single developer-friendly dashboard. Cuts false positive noise by 95% through reachability analysis that evaluates vulnerabilities in actual deployment context. Features AI AutoFix for one-click remediation, CI/CD gating, and AI-powered pentesting agents. Trusted by 50,000+ organizations. Supports 50+ programming languages.SnykSnyk is the leading developer security platform providing continuous scanning for vulnerabilities in code (SAST), open-source dependencies (SCA), container images, and infrastructure as code. Integrates directly into IDEs, Git repositories, CI/CD pipelines, and container registries. Features AI-powered fix suggestions, license compliance checking, and real-time vulnerability database. Free for individual developers with paid plans for teams. Supports 30+ programming languages.TruffleHogTruffleHog by Truffle Security scans for high-entropy strings and secrets across GitHub history, S3 buckets, and other data stores with 26.7K+ GitHub stars. It goes beyond simple pattern matching by verifying whether discovered credentials are actually active and valid, significantly reducing false positives and helping teams prioritize remediation of truly exposed secrets.

FAQ

Which HiddenLayer alternative is listed first?

Protect AI is first in the editor-selected list of 3 HiddenLayer alternatives. The stored order is editorial; review scores do not determine membership or position.

Are there open-source HiddenLayer alternatives?

Yes — Protect AI are open source.

Are there free HiddenLayer alternatives?

Yes — Protect AI offer a free plan or free tier.