Highlight.io

Highlight.io is an open-source observability platform designed for monitoring modern web applications. Built on OpenTelemetry, it provides developers, VPs of engineering, and CTOs with an all-in-one solution for session replay, error tracking, and performance monitoring. Highlight.io differentiates itself by offering a self-hosted deployment option, making it an ideal choice for teams that value control over their data. With a focus on developer-first workflows, Highlight.io captures frontend and backend telemetry, enabling engineering teams to quickly diagnose and resolve issues. Its deep integration with OpenTelemetry allows users to unify logs, metrics, and traces, providing complete visibility into application behavior. Designed for flexibility, Highlight.io supports various frameworks and languages, including React, Next.js, Vue, and .NET. It seamlessly integrates with developer tools like Slack, GitHub, and ClickHouse to enhance the debugging and incident response process. By prioritizing open-source principles, Highlight.io fosters a community-driven approach to observability. Whether deployed in the cloud or self-hosted, it helps teams reduce downtime, optimize performance, and improve user experience.