Highlight.io — #3 Alternative to Sentry

Name: Highlight.io
Rating: 4.85 (908 reviews)

Open-source full-stack error monitoring paired with session replay and logs

Links every frontend TypeScript exception directly to the exact user DOM session replay and OpenTelemetry backend trace that caused it.

License: Apache-2.0 · Pricing: Open Core · Compare all Sentry alternatives · Official Website