Events GitHub Repositories (2026) · Open Source Tools

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

A high-performance observability data pipeline.

:date: Easy!Appointments - Self Hosted Appointment Scheduler

Parseable is an open source, unified infrastructure observability platform built in Rust on a data lake architecture. It tracks logs, metrics, traces, and events across apps, agents, and systems, reducing storage costs by up to 90% through columnar telemetry compression.

A blazing fast tool for building data pipelines: read, process and output events. Our community: https://t.me/file_d_community

Usage-based pricing and billing for developers 🔓 Cloud or self-hosted ⚙️ No-code UI 💰 Realtime usage metering 🎟 Credits & top-ups 🔑 Control feature access

Menu bar calendar for macOS - MVVM | RxSwift | AppKit | SwiftUI

Indico - A feature-rich event management system, made @ CERN, the place where the Web was born.

Event-driven application platform for Kubernetes

Trigger and listen to events within a PHP application

Open Source Event Manager. An event management tool tailored to Free and Open Source Software conferences.

JavaScript/TypeScript SDK for CloudEvents

Custom events…

an event listing website

Subscribe to the Inserted and Removed events to be notified when a USB drive is plugged in or unplugged, or when a USB device is connected or disconnected. Usb.Events is a .NET Standard 2.0 library and uses WMI on Windows, libudev on Linux and IOKit on macOS.

Open-source event management, ticketing and membership platform for communities, clubs, independent venues and independent artists.

A daily updated directory of developer, DevRel, cloud native, and platform engineering conferences taking place all over the world, separated by regions. It is an open source repository covering B2B SaaS, DevOps, and API events with dates, formats, and registration links.

Event Sourcing and CQRS in practice.

Open, SQL-native time-series database for telemetry you need to keep. 38M+ records/sec ingestion, 25M+ rows/sec queries. InfluxDB Line Protocol and Telegraf compatible. Open Parquet on your storage. Single binary. S3/Azure native. Air-gap ready. AGPL-3.0.