Best Errsole Alternatives & Competitors in 2025

From error tracking to performance monitoring, developers can see what actually matters, solve quicker, and learn continuously about their applications - from the frontend to the backend.

Key Sentry.io features:

Real-time error tracking Detailed error reports Integrations Releases and version tracking

GlitchTip is an open source, Sentry API compatible error tracking platform.

Key GlitchTip features:

Open Source Cost-effective Self-hosting Community Support

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Key Flagsmith features:

Feature Flags Remote Config A/B/X Testing & Optimization Organization Management

Try for free Open Source freemium

Not all bugs are worth fixing. Prioritize and fix software bugs that matter while improving software stability with every release.

Key BugSnag features:

Comprehensive Error Reporting Real-Time Notifications Error Prioritization Integration Capabilities

freemium

Rollbar collects errors that happen in your application, notifies you, and analyzes them so you can debug and fix them. Ruby, Python, PHP, Node.js, JavaScript, and Flash libraries available.

Key Rollbar features:

Real-time Error Tracking Comprehensive Error Reports Supports Multiple Languages and Frameworks Integrations with Popular Tools

Exception, uptime, and performance monitoring for Ruby.

Key HoneyBadger features:

Error Monitoring Performance Metrics User-Friendly Interface Integration

Open Source

Airbrake is the leading exception reporting service, currently providing error tracking.

Key AirBrake features:

Error Monitoring Integration Real-Time Notifications Detailed Reports

paid Free Trial $19.0 / Monthly (25K errors per month)

Record, Replay and Reproduce JavaScript Errors.

See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.

Key Datadog features:

Comprehensive Monitoring Integration Ecosystem Scalability Real-Time Data

freemium $15.0 / Monthly (per host)

Dynamically instrument Live Applications from your IDE.

Open Source

New Relic is a Software Analytics company that makes sense of billions of metrics across millions of apps. We help the people who build modern software understand the stories their data is trying to tell them.

Key NewRelic features:

Comprehensive Monitoring Real-Time Data Advanced Alerting User-Friendly Interface

Raygun gives developers meaningful insights into problems affecting their applications. Discover issues - Understand the problem - Fix things faster.

Key Raygun features:

Comprehensive Error Tracking Real User Monitoring Crash Reporting Integrations

Error tracking and exception handling for developers, startups, and freelancers.

JavaScript Error Tracking for Modern Web Applications.

Key TrackJS features:

Real-time Error Tracking Detailed Error Reports User-friendly Interface Integrations