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Highlight.io

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Open source session replay and monitoring

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Reviews onG2
29 reviews tracked

The Bottom Line

Entry price

Free plan available, paid tiers above

Biggest pro

Open-source with self-hosting option eliminates vendor lock-in

Biggest con

Pay-as-you-go pricing can be unpredictable at scale

TL;DR - Highlight.io

  • Open-source fullstack monitoring with session replay, error tracking, logs, and distributed tracing
  • Built on OpenTelemetry and ClickHouse with cloud-hosted and self-hosted deployment options
  • Free tier with 500 sessions/month; pay-as-you-go from $50/month
Pricing: Free plan available
Best for: Growing teams
4.6/5 across review platforms

What is Highlight.io?

Editorial review
Highlight.io is an open-source fullstack monitoring platform that combines session replay, error monitoring, log management, and distributed tracing in a single tool. Built on OpenTelemetry and ClickHouse, it lets developers see exactly what users experienced when an error occurred by replaying browser sessions alongside backend logs and traces. Highlight supports React, Next.js, Angular, Vue, Node, Rails, Go, and other frameworks. It offers both cloud-hosted and self-hosted deployment options with SOC 2, HIPAA, and ISO compliance, making it suitable for teams that need observability without vendor lock-in.

Available on: Web

Pros & Cons

Pros

  • Open-source with self-hosting option eliminates vendor lock-in
  • Unified platform covers sessions, errors, logs, and traces
  • Generous free tier with 500 sessions/month
  • Built on OpenTelemetry standards for portability
  • Session replay shows exactly what users experienced during errors
  • Compliance-ready for regulated industries (SOC 2, HIPAA)

Cons

  • Pay-as-you-go pricing can be unpredictable at scale
  • Self-hosted option requires $3,000/month minimum
  • Smaller community and ecosystem compared to Datadog or Sentry
  • Dashboard customization is still maturing
  • Documentation gaps for less common frameworks

Ratings Across the Web

4.6(29 reviews)

Ratings aggregated from independent review platforms. Learn more

Preview

Key Features

Session replay with console, network, and user interaction recordingError monitoring with AI-powered grouping and alertingLog management with full-text search and custom alertsDistributed tracing for request performance analysisCustom dashboards and APM visualizationsOpenTelemetry-native data collectionSelf-hosting option via Docker deploymentSOC 2, HIPAA, and ISO compliance supportFramework SDKs for React, Next.js, Vue, Node, Go, and moreIntegration with issue trackers, support tools, and analytics platforms

Pricing

Freemium

Highlight.io offers a generous free tier with optional paid upgrades for advanced features.

View pricing

Reviews

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4.6/5

Across 29 verified user reviews on G2

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Highlight.io FAQ

How does Highlight.io help developers debug issues?

Highlight.io allows developers to replay browser sessions alongside backend logs and traces, providing a complete picture of what users experienced when an error occurred. This unified view helps in understanding and resolving issues efficiently. It combines session replay, error monitoring, log management, and distributed tracing in one tool.

Which teams benefit most from using Highlight.io?

Teams that require comprehensive observability without vendor lock-in, especially those in regulated industries needing SOC 2, HIPAA, or ISO compliance, will find Highlight.io suitable. It is also beneficial for development teams working with React, Next.js, Angular, Vue, Node, Rails, or Go.

How is Highlight.io's pricing structured?

Highlight.io offers a free tier that includes 500 sessions per month. For higher usage and additional features, paid plans are available, though the pay-as-you-go model can lead to unpredictable costs at scale. A self-hosted option is also available with a minimum monthly cost.

Can Highlight.io be deployed on-premises?

Yes, Highlight.io offers a self-hosted deployment option, which helps eliminate vendor lock-in and provides greater control over data. This option requires a minimum monthly commitment. It is also available as a cloud-hosted service.

How does Highlight.io compare to Datadog for monitoring?

Highlight.io provides a unified open-source platform for session replay, error monitoring, logs, and traces, built on OpenTelemetry, offering both cloud and self-hosted options. Datadog generally has a larger community and ecosystem, while Highlight.io focuses on providing observability without vendor lock-in and includes a generous free tier.

What are the trade-offs of using Highlight.io?

While Highlight.io offers robust features and open-source flexibility, its pay-as-you-go pricing can become unpredictable at scale. Additionally, its community and ecosystem are smaller compared to some established competitors, and dashboard customization is still maturing.

Does Highlight.io support standard observability protocols?

Yes, Highlight.io is built on OpenTelemetry standards, which ensures portability and compatibility with other tools and systems that adhere to these protocols. This design choice helps prevent vendor lock-in for users.

Source: highlight.io

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