Question: I'm looking for a self-hosted solution that gives me full control over user data, do you know of any options that offer advanced analytics and monitoring?

If you want a self-hosted option that puts you in full control of user data, OpenReplay is worth a look. It's an open-source session replay tool that also can be used for product analytics, performance monitoring and error tracking. It's designed with privacy and security in mind, and supports self-hosted deployments through community and enterprise versions, with features like session replays, error tracking, funnels, path analysis, heatmaps and trends. That makes it a good choice for teams that want to understand how users interact with their products.

Another strong contender is Logz.io, a modern observability platform that packages open-source monitoring tools like OpenSearch, Prometheus and OpenTelemetry. It includes log analytics, centralized metrics monitoring, distributed tracing and AI-powered features for anomaly detection and alert recommendations. It supports more than 300 cloud platforms and infrastructure components for high-performance log analytics and observability, and is good for companies of all sizes. It also offers a 14-day free trial.

For search and analytics, OpenSearch is a flexible and scalable open-source option. It includes search, observability and security analytics features, such as geospatial indexing, alerting, SQL/PPL support and anomaly detection. OpenSearch supports high availability on-premises, hybrid and multicloud environments, which makes it a good option for enterprise use cases. The community-driven project includes tools like OpenSearch Dashboards and Data Prepper, and plugins to expand its abilities.

Last, you could consider PostHog, an all-in-one platform for product analytics, feature flags, session replays and A/B testing. It includes features like funnels, graphs, trends, user paths, stickiness and lifecycle analytics. With support for web analytics, session replays and feature flags, PostHog is geared for startups and growth-stage companies. Its open-source nature means you can participate in the community and contribute to the project, too, so it's a flexible and customizable option.