Bugsink
Fifteen thousand hosted errors a month for one user; free self-hosting exists, but it is not open source.
Technical Profile & Specs
verified 2026-08-11
- Cost
- $0 / forever (Free tier / Free tool)
- License
- PolyForm Shield-1.0.0
- Hosting Model
- Local or hosted (your machine or their cloud)
- Platforms
- webself-hostedthey host it
- Installation
- Hosted signup, or one Docker container / Python virtualenv
- Operational Setup
- Self-hosting needs a persistent data volume, a long SECRET_KEY, an admin account, and production domain/TLS/email configuration
- Where Your Data Lives
- Hosted events live in Bugsink's managed EU service; self-hosted issues, events, users and settings live in SQLite at /data/db.sqlite3 by default, or MySQL/PostgreSQL
- The Catch / Trade-off
- It deliberately focuses on Sentry-compatible error ingestion and grouping, so it lacks Sentry's broad performance tracing, session replay, profiling and mature debugging ecosystem.
Replaces 1 paid app
Bugsink FAQ
Common questions
Is Bugsink free and open source?+
Bugsink is a free tool that runs on local or hosted. Fifteen thousand hosted errors a month for one user; free self-hosting exists, but it is not open source.
What paid software does Bugsink replace?+
Bugsink serves as a free replacement for 1 paid SaaS application: Sentry.
How do you install and set up Bugsink?+
Installation: Hosted signup, or one Docker container / Python virtualenv. Setup notes: Self-hosting needs a persistent data volume, a long SECRET_KEY, an admin account, and production domain/TLS/email configuration
What is the catch or trade-off with Bugsink?+
It deliberately focuses on Sentry-compatible error ingestion and grouping, so it lacks Sentry's broad performance tracing, session replay, profiling and mature debugging ecosystem.