An open-source, cloud-native, unified observability database for metrics, logs and traces, supporting SQL/PromQL/Streaming. Available on GreptimeCloud.

Apache Doris is an easy-to-use, high performance and unified analytics database.

Apache Druid: a high performance real-time analytics database.

deferred computational framework for multi-engine pipelines

Apache Pinot - A realtime distributed OLAP datastore

Real-time Data Integration and Transformation: use SQL to transform, deliver, and act on fast-changing data.

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open sour…

Graft is an open-source transactional storage engine optimized for lazy, partial, and strongly consistent replication—perfect for edge, offline-first, and distributed applications.

The open-source AIOps and alert management platform

Vulnerability scanner written in Go which uses the data provided by https://osv.dev

LZ4 compression and decompression in pure Go

Usertour is an open-source user onboarding platform. It allows you to create in-app product tours, checklists, and surveys in minutes—effortlessly and with full control.The open-source alternative …

A port of Brendan Gregg's eBPF profile.py application to Golang.

Record-and-replay Kubernetes simulator based on KWOK

Self-hosted AI coding assistant

Type less, code more: Cody is an AI code assistant that uses advanced search and codebase context to help you write and fix code.

⏩ Create, share, and use custom AI code assistants with our open-source IDE extensions and hub of models, rules, prompts, docs, and other building blocks

CodeTracer is a user-friendly time-traveling debugger designed to support a wide range of programming languages.

EntityDB is an in-browser vector database wrapping indexedDB and Transformers.js over WebAssembly

A Go wrapper for OpenTelemetry.

Perforator is a cluster-wide continuous profiling tool designed for large data centers

select * from logs; Tailpipe is an open source SIEM for instant log insights, powered by DuckDB. Analyze millions of events in seconds, right from your terminal.

A truly Open Source MongoDB alternative

Cloud native networking and network security

A transactional key-value database written in Go for Linux and macOS

Code signing and transparency for containers and binaries

Cloud-native search engine for observability. An open-source alternative to Datadog, Elasticsearch, Loki, and Tempo.

Automated database platform for PostgreSQL® - Your own DBaaS. The open-source alternative to cloud-managed databases.