What are the best alternatives to Corelight?

The top alternatives to Corelight are PostHog, ClickHouse MCP Server, Amazon Q Developer, ranked by real usage data on Unfragile.

Are there free alternatives to Corelight?

Yes, 17 free alternatives to Corelight exist, including PostHog, ClickHouse MCP Server, Amazon Q Developer.

Best Corelight Alternatives (2026) — Ranked by Real Data | Unfragile

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Best Alternatives to Corelight

20 alternatives ranked by real usage data. Corelight scores 51/100 — 20 tools score higher.

OriginalCorelight

Unleash powerful network security and analytics with Zeek-based...

20 alternatives

17 free options

20 score higher

PostHog86/100FreeHigher rated

Open-source product analytics with LLM observability — traces, costs, evals unified with product metrics.

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ClickHouse MCP Server80/100FreeHigher rated

Official ClickHouse MCP — read-only SQL analytics over ClickHouse and chDB for agents.

MCP Server

Amazon Q Developer71/100FreeHigher rated

AWS AI coding assistant — code generation, AWS expertise, security scanning, code transformation agent.

Agent

WMDP63/100FreeHigher rated

Benchmark for dangerous knowledge in LLMs.

Benchmark

IBM watsonx.ai60/100Higher rated

IBM enterprise AI platform — Granite models, prompt lab, tuning, governance, compliance.

Platform

ESLint60/100FreeHigher rated

Real-time ESLint integration with auto-fix.

Extension

Comet ML60/100FreeHigher rated

ML experiment management — tracking, comparison, hyperparameter optimization, LLM evaluation.

Platform

Azure OpenAI Service60/100Higher rated

Azure-managed OpenAI — GPT-4/4o with enterprise security, compliance, and private networking.

Platform

Azure ML60/100Higher rated

Azure ML platform — designer, AutoML, MLflow, responsible AI, enterprise security.

Platform

Jupyter59/100FreeHigher rated

Full Jupyter notebook support in VS Code.

Extension

Seldon59/100FreeHigher rated

Enterprise ML deployment with inference graphs and drift detection.

Platform

Code Spell Checker59/100FreeHigher rated

CamelCase-aware spell checker for code.

Extension

FinGPT Agent58/100FreeHigher rated

Open-source AI agent for financial analysis.

Agent

ShieldGemma58/100FreeHigher rated

Google's safety content classifiers built on Gemma.

Model

Semgrep CLI58/100FreeHigher rated

AI-powered static analysis for security.

CLI Tool

Semgrep58/100FreeHigher rated

Static analysis — custom rules for bugs and security, 30+ languages, AI-powered triage.

Repository

Rebuff58/100FreeHigher rated

Self-hardening prompt injection detector with multi-layer defense.

Repository

Llama Guard58/100FreeHigher rated

Meta's LLM safety classifier for content policy enforcement.

Model

aicommits58/100FreeHigher rated

AI-generated git commit messages — analyzes staged changes, conventional commits.

CLI Tool

Sourcery57/100FreeHigher rated

AI code review agent for pull requests.

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