O

opentelemetry

Modular monolith that exposes a GraphQL API and REST API. It is created with C# and .NET, EF, Hexagonal Architecture, Vertical Slicing, Screaming Architecture, Specification Pattern, Unit Of Work Pattern, Repository Pattern, CQRS, DDD, OIDC with Casdoor, IaC with Pulumi, Oceanbase (HTAP Database), Nats broker, Opentelemetry and docker for the development environment.

Fast and concurrent in-memory cache for Go

Lightweight Kafka wrapper for Go, built on franz-go. Simplifies batch consumption, Share Groups, transactions, exactly-once processing (EOS), and observability.

Lightweight Redis wrapper for Go, built on go-redis with typed caching, optimistic concurrency, distributed locks, rate limiting, OpenTelemetry, and Prometheus.

Lightweight PostgreSQL wrapper for Go, built on pgx with pool management, clustering, sharding, and observability.

OpenTelemetry observability for Kit — metrics, traces, and log correlation

Helpful wrappers and tracing middleware integrated with uber/zap and opentelemetry/otel

A F(L)OSS zero-config url shortener with QR Code generator and (optional) Open Telemetry Metrics support written in ASP.NET

Small static site documenting my open source contributions currently to Open Telemetry.

TelemetryFlow Observability - Product Overview

Super-Automatic Telemetry

Cloud-native, event-driven Node.js/TypeScript backend platform: transactional outbox, multi-device offline-first sync, idempotent health data ingestion, AI/ML and comprehensive observability

Local testing for OpenTelemetry collector and Jaeger setup.

Services and tools for use with Ginfra. It has several end to end demos.

This project produces an application that emits both Prometheus and Log metrics based on configuration

Check if eligible for UK rail fare refunds

Open Telemetry library for PHP with Laravel instrumentation.