A high-performance observability data pipeline.

Trigger.dev is the open source background jobs platform.

Building event-driven applications the easy way in Go.

Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics

A comprehensive Domain-Driven Design example with problem space strategic analysis and various tactical patterns.

An open-source, cloud-native, unified time series database for metrics, logs and events with SQL/PromQL supported. Available on GreptimeCloud.

A network event stream processing system, in Clojure.

Simple, powerful, first-party analytics for Rails

Make a cascading timeline from markdown-like text. Supports simple American/European date styles, ISO8601, images, links, locations, and more.

Attendize is an open-source ticket selling and event management platform built on Laravel.

📅 Easy!Appointments - Self Hosted Appointment Scheduler

A micro library providing Ruby objects with Publish-Subscribe capabilities

Evented JavaScript for the browser

Async/await first CQRS+ES and DDD framework for .NET

Blissful JavaScript

Open-source event management and ticket selling platform. Perfect for concerts, conferences, and everything in between 🎟️

Ruby and Rails efficient Kafka processing framework

📱💬🚦 TinyConsole is a micro-console that can help you log and display information inside an iOS application, where having a connection to a development computer is not possible.

Ticket shop application for conferences, festivals, concerts, tech events, shows, exhibitions, workshops, barcamps, etc.

An open source documentation tool to bring discoverability to your event-driven architectures