AppSignal Blog

AppSignal APM combines performance monitoring and error tracking in one clear interface. For Ruby (on Rails), Elixir and Node.js.

Introducing Support for Apollo Gateway
AppSignal

Introducing Support for Apollo Gateway

You can now use AppSignal to proactively monitor your Apollo Gateway services.

By Connor James on

Handling Exceptions in Grape for Ruby
Ruby

Handling Exceptions in Grape for Ruby

Grape is a popular Ruby framework for building RESTful APIs. Let's explore the basics of Grape exception handling, including customizing exceptions.

By Kingsley Chijioke on

Measuring Node.js Performance in Production with Performance Hooks
JavaScript

Measuring Node.js Performance in Production with Performance Hooks

In the second and final part of this series, we'll apply performance hooks to a real-world scenario.

By Damilola Olatunji on

How to Implement Rate Limiting in Express for Node.js
JavaScript

How to Implement Rate Limiting in Express for Node.js

We'll explore the ins and outs of rate limiting and see why it's needed for your Node.js application.

By Antonello Zanini on

How to Use Flume in your Elixir Application
Elixir

How to Use Flume in your Elixir Application

Let's learn how to handle background jobs in Elixir with Flume.

By Pulkit Goyal on

Tracking Custom Metrics in Python with AppSignal
Python

Tracking Custom Metrics in Python with AppSignal

Level up your Python monitoring insights with AppSignal's custom metrics.

By Connor James on

Building Serverless Apps with the AWS CDK Using TypeScript
JavaScript

Building Serverless Apps with the AWS CDK Using TypeScript

Let's build a Lambda function, an AWS Gateway API, and an S3 bucket to upload CSV files.

By Camilo Reyes on

Track Errors in FastAPI for Python with AppSignal
Python

Track Errors in FastAPI for Python with AppSignal

We'll make use of AppSignal to track errors in FastAPI.

By Jan Giacomelli on

Good Database Migration Practices for Your Ruby on Rails App using Strong Migrations
Ruby

Good Database Migration Practices for Your Ruby on Rails App using Strong Migrations

Let's explore Strong Migrations, a gem that can help you maintain good practices with your database migrations in Ruby on Rails.

By Thomas Riboulet on

Direct File Uploads to Amazon S3 with Phoenix LiveView
Elixir

Direct File Uploads to Amazon S3 with Phoenix LiveView

Let's explore how you can upload from Phoenix LiveView directly to Amazon S3.

By Joshua Plicque on

AppSignal's 2024 Ruby Event Sponsorships
Ruby

AppSignal's 2024 Ruby Event Sponsorships

We're happy to announce we're sponsoring fifteen upcoming Ruby events!

By Connor James on

Node.js Performance APIs: An Introduction
JavaScript

Node.js Performance APIs: An Introduction

In part one of our series, we'll introduce some key APIs to optimize your Node.js app's performance.

By Damilola Olatunji on

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AppSignal provides insights for Ruby, Rails, Elixir, Phoenix, Node.js, Express and many other frameworks and libraries. We are located in beautiful Amsterdam. We love stroopwafels. If you do too, let us know. We might send you some!

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