Migrating from Sentry to GlitchTip is a compelling choice for development teams looking to reduce SaaS costs while retaining full control over their error-tracking infrastructure. Sentry has evolved into a feature-rich, enterprise-grade observability platform, but its pricing scales rapidly as event volumes grow, making it prohibitively expensive for startups, bootstrapped SaaS products, and privacy-focused organizations. GlitchTip offers an open-source, MIT-licensed alternative that is compatible with the Sentry client SDK ecosystem.
Because GlitchTip is protocol-compatible with Sentry, you can often switch your error monitoring backend simply by changing a configuration variable in your application code. However, moving away from Sentry means trading off certain proprietary features like deep performance tracing, complex alerting rule engines, and managed cloud scalability. You should consider migrating to GlitchTip if you want predictable budgeting, self-hosted data ownership, and a streamlined issue-tracking workflow that covers the core functionality of Sentry without the bloat.
This guide outlines the practical steps required to transition your projects, SDKs, and team members from Sentry SaaS over to a self-hosted or managed instance of GlitchTip. By following this migration path, you will minimize downtime, preserve your error-catching capabilities, and take control of your application telemetry data.
For a 50-person team that's a significant annual saving.
🗺️ Migration Steps
Before touching your application code, set up a running instance of GlitchTip. You can deploy it easily using Docker Compose with PostgreSQL for data storage, or subscribe to GlitchTip cloud hosting if you prefer a managed environment.
Log into your new GlitchTip dashboard and mirror the organizational structure you had in Sentry. Create corresponding projects for each of your backend services, frontend applications, and mobile apps to generate unique Data Source Names for each.
Locate where you initialize the Sentry SDK in your codebase and update the Sentry DSN to point to your GlitchTip DSN URL. Because GlitchTip implements the Sentry API protocol, your existing Sentry client libraries will continue to capture and transmit exceptions without requiring a rewrite.
Ensure your environment variables, such as SENTRY_DSN, are updated across all staging and production deployment pipelines. If you use advanced transport settings or custom headers in your Sentry initialization, verify that GlitchTip accepts those parameters.
Recreate your developer user accounts within GlitchTip and assign appropriate permissions. Configure integrations like Slack, email, or webhooks so your team continues to receive real-time notifications when application exceptions occur.
Monitor your GlitchTip dashboard for a few days to ensure all expected errors, stack traces, and release tags are populating correctly. Once you confirm stability, archive your old projects in Sentry and cancel your paid subscription to complete the cost-saving transition.
⚠️ Common Challenges & How to Avoid Them
GlitchTip focuses primarily on error tracking and basic transaction monitoring. If your workflow relies heavily on Sentry's deep profiling or continuous profiling agents, evaluate whether GlitchTip's current feature set meets your observability requirements before cutting over.
Sentry does not provide a straightforward native export tool for historical event data into third-party schemas. Treat the migration as a clean break, keeping Sentry accessible in read-only mode for historical audit trails while new errors flow exclusively into GlitchTip.
GlitchTip handles alerts differently than Sentry's advanced rule builder. Rebuild your critical notification thresholds, email alerts, and chat integrations manually within GlitchTip to ensure your on-call engineers do not miss vital alerts.
🔗 Get Started
❓ Frequently Asked Questions
No. GlitchTip is designed to be compatible with existing Sentry client SDKs. You only need to update your DSN configuration string to point to your GlitchTip server URL instead of Sentry's servers.
Direct migration of past events is generally not supported due to differing backend architectures and the lack of comprehensive export APIs in Sentry. Most teams choose to start fresh on GlitchTip and archive their old Sentry account for historical reference.
GlitchTip is open-source software licensed under the MIT license, meaning self-hosting it is entirely free minus your server infrastructure costs. They also offer a paid managed cloud hosting tier if you prefer not to manage your own server deployments.
Want a full feature and pricing comparison before you switch?
Read the Full Sentry vs GlitchTip Comparison →