4 self-hosted options
Self-hosted alternatives to Sentry
The best open-source alternative to Sentry is Langfuse (MIT, 36,499 GitHub stars, Docker image). Rustrak stands out for its Rust codebase.
Sentry Self-Hosted and Bugsink are also listed but are source-available, so they come after the open-source picks.
About Sentry: A hosted error tracking and performance monitoring service for developers.
Updated · data from GitHub, refreshed daily
Top picks
- Rank 1:
Langfuse
langfuse/langfuse
LLM engineering platform for model tracing, prompt management, and application evaluation. Langfuse helps teams collaboratively debug, analyze, and iterate on their LLM applications such as chatbots…
Active · last commit Oct 26, 2026
Developer ToolsTypeScriptDockerStands out for a permissive MIT license.
- Rank 2:
Rustrak
rustrak/rustrak
Error tracking server compatible with Sentry SDKs, using 32 MB of memory at idle with SQLite storage.
Active · last commit Oct 25, 2026
Helpdesk & TicketingRustDockerStands out for its Rust codebase.
- Rank 3:
Sentry Self-Hosted
getsentry/sentry
Powerful error tracking platform with wide language support and a robust API.
Active · last commit Oct 26, 2026
Source-availableDeveloper ToolsPythonStands out for the most GitHub stars.
At a glance
Sentry alternatives compared
Open-source apps come first, then source-available ones and apps whose license appsgit could not verify; within each group, projects with at least 12 commits in the last 12 months come before less active or archived ones, then by GitHub stars.
| App | Stands out for | License | GitHub stars | Commits (12 mo) | Last commit | Docker image |
|---|---|---|---|---|---|---|
| Langfuse | a permissive MIT license | MIT | 36,499 | 5,116 | Oct 26, 2026 | Yes |
| Rustrak | its Rust codebase | GPL-3.0 | 789 | 1,469 | Oct 25, 2026 | Yes |
| Sentry Self-Hosted | the most GitHub stars | source-available, FSL 1.1 (Apache 2.0 future license) | 45,649 | 19,971 | Oct 26, 2026 | No |
| Bugsink | a published Docker image | source-available, PolyForm Shield 1.0.0 | 2,148 | 817 | Oct 25, 2026 | Yes |
Full list
All 4 Sentry alternatives
Open any app for live stats, license details and a deploy option.
- 1
Langfuse
LLM engineering platform for model tracing, prompt management, and application evaluation. Langfuse helps teams collaboratively debug, analyze, and iterate on their LLM applications such as chatbots…
Developer ToolsDockerAI-nativeStands out for a permissive MIT license. Langfuse has 36,499 GitHub stars, uses the MIT license, ships a Docker image and had 5,116 commits in the last year.
- 2
Rustrak
Error tracking server compatible with Sentry SDKs, using 32 MB of memory at idle with SQLite storage.
Helpdesk & TicketingDockerStands out for its Rust codebase. Rustrak has 789 GitHub stars, uses the GPL-3.0 license, ships a Docker image and had 1,469 commits in the last year.
- 3
Sentry Self-Hosted
Powerful error tracking platform with wide language support and a robust API.
Source-availableDeveloper ToolsStands out for the most GitHub stars. Sentry Self-Hosted has 45,649 GitHub stars, is source-available under the FSL 1.1 (Apache 2.0 future license) (not an open-source license) and had 19,971 commits in the last year.
- 4
Bugsink
Real-time error tracking for your applications with all the details in one place. Easy setup with clear instructions included.
Source-availableHelpdesk & TicketingDockerStands out for a published Docker image. Bugsink has 2,148 GitHub stars, is source-available under the PolyForm Shield 1.0.0 (not an open-source license), ships a Docker image and had 817 commits in the last year.
Is there a free alternative to Sentry?
Yes. 2 of the 4 apps on this page are open source; 2 are source-available. The open-source ones are free to self-host without per-user fees; source-available licenses add conditions such as user caps or limits on hosted use, so read them before you commit.
Can I self-host an alternative to Sentry with Docker?
Yes. 3 of the 4 apps here publish a Docker image, including Langfuse, Rustrak and Bugsink (source-available), so you can run them on a home server or VPS with Docker Compose.
Which Sentry alternative is the most actively developed?
Sentry Self-Hosted (source-available) (source-available, FSL 1.1 (Apache 2.0 future license)), with 19,971 commits in the last 12 months. Activity is a good sign that bugs and security issues get fixed.
How is this list ranked?
Open-source apps come first, then source-available ones and apps whose license appsgit could not verify; within each group, projects with at least 12 commits in the last 12 months come before less active or archived ones, then by GitHub stars.