Replacement Guide

How to Build Your Own Sentry

Replace Sentry with a custom build. Real-time error tracking and performance monitoring for modern applications.

Weekend Project
42 features30 integrationsOne weekend

Estimated Timeline

Based on 42 features at Weekend Project difficulty, expect about One weekend with AI-assisted development.

1
Setup & scaffolding
2 hours
2
Core features
4-6 hours
3
Polish & deploy
2 hours

Recommended Tech Stack

Next.js 14

Full-stack React framework with API routes and server components

Supabase

PostgreSQL database, auth, and real-time subscriptions

Tailwind CSS

Utility-first styling for rapid UI development

Key Features to Replicate

Top features across 8 categories. See all 42 features

Debugging(5 features)

Breadcrumbs

Track user actions and system events leading up to an error for better debugging context.

Event Attachments

Attach screenshots, logs, and other files to error events for better context.

Replay with Network InsightsPremium

View network requests, responses, and console logs alongside session replays.

Source Maps

Upload source maps to map minified/compiled code back to original source for accurate error reporting.

Suspect CommitsAI

Identify which commits likely introduced errors to speed up debugging.

Analytics(4 features)

Custom MetricsPremium

Track custom metrics alongside error and performance data for holistic application insights.

Error Velocity

Track the rate of new errors to identify sudden spikes or regressions.

Query Builder

Build custom queries to search and filter events based on any attribute.

Spike DetectionAI

Automatically detect sudden increases in error rates or performance degradation.

Data Management(4 features)

Data Retention Policy

Configure how long error data is retained to meet compliance and cost requirements.

Dynamic SamplingAIPremium

Automatically adjust sampling rates based on transaction type and error likelihood to optimize data costs.

Event Filtering

Filter and sample events to control costs and focus on critical errors.

Inbound Filters

Prevent certain errors from being reported based on URLs, error messages, or other criteria.

Intelligence(3 features)

Issue ForecastingAIPremium

Predict future error trends and potential system failures using machine learning.

Smart GroupingAIPremium

AI-powered automatic grouping of similar errors to reduce noise and improve signal.

Suggested FixesAIPremium

AI-powered suggestions for common fixes based on error patterns and best practices.

Performance(3 features)

Performance Monitoring

Monitor application performance metrics including transaction duration, throughput, and error rates.

ProfilingPremium

Analyze CPU and memory usage patterns to identify performance bottlenecks in production.

Transaction Tracing

Trace requests across distributed systems to identify where performance issues occur.

Security(3 features)

Audit LogsPremium

Track all administrative actions and changes for compliance and security auditing.

RBAC and Permissions

Role-based access control to manage team member permissions across projects.

SSO IntegrationPremium

Single sign-on support for enterprise authentication via SAML, OAuth, and other protocols.

Dashboard(2 features)

Custom DashboardsPremium

Create personalized dashboards to visualize specific metrics and KPIs.

Multi-project Dashboard

Centralized view of errors across multiple projects and teams.

Integration(2 features)

API Access

REST and GraphQL APIs for programmatic access to error data and project management.

Custom Integrations

Create custom integrations with webhooks to send Sentry data to any external system.

Cost Calculator

Keep Paying Sentry

Monthly$29/mo
Yearly$348/yr
5-Year Total$1.7k

Build It Yourself

Est. Build Time~3 hrs
Hosting$20/mo
DifficultyVery Easy

Total Cost Comparison

1 YearSave $108
SaaS
$348
DIY
$240
3 YearsSave $324
SaaS
$1k
DIY
$720
5 YearsSave $540
SaaS
$1.7k
DIY
$1.2k

DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 42 features at very easy complexity.

Ready to Build?