Top Open Source Projects using Go

A curated collection of the 166 best open source software using Go. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

OpenClaw

An open source AI assistant that runs on your own hardware and reaches you through Discord, Slack, WhatsApp and other chat channels.

Alternative to:

ChatGPT

An AI assistant that acts, not just answers

Stars
389,062
Forks
81,758
Last commit
5 days ago

Ollama

A local runner for open models, offering a CLI, a REST API and one-command launching of coding agents on your own machine.

Alternative to:

LM Studio

Run open-source LLMs locally on your own machine

Stars
180,325

Dify

An open source platform for building LLM applications, combining visual workflows, RAG pipelines, agents and model management in one interface.

Alternative to:

Voiceflow

Build and deploy AI agents and RAG pipelines visually

Stars
154,658

Paperclip

A self-hosted control plane that gives teams of AI agents an org chart, budgets, approvals and audit trails from one dashboard.

Alternative to:

Lindy

Org chart, budgets, and governance for AI agent teams

Stars
80,125

Uptime Kuma

Self-hosted monitoring tool that checks whether your sites, servers and containers are up and tells you the moment they are not.

Alternative to:

UptimeRobot

Self-hosted uptime monitoring with a clean dashboard

Stars

Mole

Free command line toolkit for macOS that cleans caches, uninstalls apps with their leftovers, maps disk usage and shows live system stats.

Alternative to:

AppCleaner

Mac cleaner, app manager, and system monitor in one

Stars
66,427

Grafana

Open source platform for querying, visualizing and alerting on metrics and logs wherever they are stored, with dashboards you share.

Alternative to:

Datadog

Unified observability for metrics, logs, traces, and more

Stars
76,646

Hoppscotch

Browser-based API development platform for building, sending and testing requests across REST, GraphQL, WebSocket and MQTT, solo or with a team.

Alternative to:

Postman

Sleek, intuitive API development and testing platform

Stars
80,228

LiteLLM

An open source gateway exposing more than a hundred LLM providers behind one OpenAI-compatible interface, for teams centralising model access.

Alternative to:

Cloudflare AI Gateway

LLM gateway for auth, load balancing, and spend tracking

Stars

NetData

Real-time infrastructure monitoring with per-second metrics, automatic discovery and edge machine learning, for teams tired of configuring dashboards.

Alternative to:

Datadog

Real-time monitoring for systems and applications

Stars
80,446

Multica

A self-hostable workspace where AI coding agents are assigned issues like teammates, for engineering teams running several agent CLIs at once.

Alternative to:

Jira

Project management for teams mixing humans and AI agents

Stars
49,073

Memos

A self-hosted home for short notes, links and work logs, arranged as a chronological Markdown timeline you fully control.

Alternative to:

Evernote

Self-hosted timeline for quick notes, logs, and snippets

Stars
62,808

Prometheus

A monitoring system that scrapes time series from configured targets, evaluates rules and fires alerts, standard equipment for cloud native operations.

Alternative to:

Datadog

Open source metrics collection, storage, and alerting

Stars

PocketBase

An open source backend in a single Go executable, bundling SQLite, realtime subscriptions, auth, file handling and an admin dashboard.

Alternative to:

AWS Amplify

Open-source backend in a single file

Stars
60,971

Gitea

A lightweight self-hosted Git service in Go, bundling code review, issues, wiki, packages and CI for teams running their own forge.

Alternative to:

Bitbucket

Self-hosted Git service for seamless collaboration

Stars
57,852

MinIO

S3 compatible object storage for teams running AI, analytics and other data heavy workloads on their own hardware.

Alternative to:

Amazon S3

High performance S3 compatible object storage you run yourself

Stars
61,372

LocalAI

A self-hosted AI engine that runs text, vision, voice, image and video models on any hardware, with no GPU required.

Alternative to:

OpenRouter

Self-hosted AI runtime for text, voice, vision, and agents

Stars
48,940

LibreChat

A self-hosted chat interface that puts every model provider, agent, tool and file workflow behind one familiar conversation UI.

Alternative to:

ChatGPT

One interface for all your AI models and conversations

Stars
42,875

ClickHouse

An open source column-oriented SQL database for online analytical processing, built for complex queries over billions of rows in real time.

Alternative to:

Azure Data Explorer

Lightning-fast analytics for massive datasets

Stars

Milvus

Distributed vector database for AI applications, built to search billions of embeddings with metadata filtering, hybrid queries and hardware acceleration.

Alternative to:

Pinecone

High-performance vector database for GenAI applications

Stars
46,004

SiYuan

Privacy-first knowledge management app built on content blocks, with Markdown WYSIWYG editing, two-way links and local or Docker hosted storage.

Alternative to:

Notion

Privacy-first knowledge management with block-level linking

Stars
46,203

Gogs

Lightweight self-hosted Git service written in Go, shipping as a single binary that runs comfortably on very modest hardware.

Alternative to:

Bitbucket

Self-hosted Git service that's lightweight and easy to install

Stars
47,807

Dokploy

Self-hostable platform as a service that deploys applications and databases on your own VPS, with Docker Swarm and Traefik underneath.

Alternative to:

Vercel

Effortless deployment and management for any VPS

Stars
37,131

Continue

Coding agent for VS Code, JetBrains and the terminal, now shipped as a final version and no longer under active development.

Alternative to:

Cursor

Open-source coding agent for your IDE and terminal

Stars
35,812

Mattermost

Self-hosted collaboration platform with chat, workflow automation, voice calling and screen sharing for teams that must control their own deployment.

Alternative to:

Slack

Secure collaboration platform for mission-critical work

Stars
39,002

TiDB

Distributed SQL database compatible with MySQL 8.0, built for horizontal scale, strong consistency and mixed transactional and analytical workloads.

Alternative to:

Amazon Aurora

Scale-out SQL database for real-time analytics

Stars
40,495

PostHog

Product analytics suite bundling events, session replays, feature flags, experiments, surveys and error tracking into one platform for product teams.

Alternative to:

Google Analytics

Unlock Product Insights with Open-Source Analytics

Stars

1Panel

Web-based Linux server panel for managing hosts, files, databases, containers and websites, with a curated app store and AI management.

Alternative to:

cPanel

Manage Linux servers with ease through a modern web interface

Stars
36,820

CasaOS

Home server operating layer that turns a spare PC or single board computer into a personal cloud with one click apps.

Alternative to:

Synology DiskStation Manager

Your personal cloud OS for simple, elegant home servers

Stars

SearXNG

A self-hostable metasearch engine that queries hundreds of search services on your behalf, tracking and profiling nobody along the way.

Alternative to:

Kagi

Privacy-first metasearch across 270+ sources

Stars
36,611
Forks
3,341

FastGPT

AI agent building platform with knowledge bases and visual workflow orchestration, for teams shipping retrieval backed assistants without writing glue code.

Alternative to:

Voiceflow

Build powerful AI knowledge bases with ease

Stars
29,591

Onyx

Self-hosted AI platform that connects company data to chat, search and agents, for teams wanting an LLM interface they control.

Alternative to:

ChatGPT

Unified AI-powered enterprise search across company data

Stars
31,948

Kilo

Open source AI coding agent for VS Code, JetBrains and the terminal, with 500 plus models billed at provider rates.

Alternative to:

Cursor

AI coding agent for VS Code, JetBrains, CLI, and Cloud

Stars
27,201

HashiCorp Vault

Secrets management tool that stores, generates and revokes credentials behind one interface, with access control and a detailed audit log.

Alternative to:

AWS Secrets Manager

Secure storage and access control for secrets and sensitive data

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Top Open Source Projects using Go

A curated collection of the 166 best open source software using Go. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

OpenClaw

Ollama

Dify

Paperclip

Uptime Kuma

Mole

Grafana

Hoppscotch

LiteLLM

NetData

Multica

Memos

Prometheus

PocketBase

Gitea

MinIO

LocalAI

LibreChat

ClickHouse

Milvus

SiYuan

Gogs

Dokploy

Continue

Mattermost

TiDB

PostHog

1Panel

CasaOS

SearXNG

FastGPT

Onyx

Kilo

HashiCorp Vault

Browse categories of tools using Go:

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OpenClaw

Ollama

Dify

Paperclip

Uptime Kuma

Mole

Grafana

Hoppscotch

LiteLLM

NetData

Multica

Memos

Prometheus

PocketBase

Gitea

MinIO

LocalAI

LibreChat

ClickHouse

Milvus

SiYuan

Gogs

Dokploy

Continue

Mattermost

TiDB

PostHog

1Panel

CasaOS

SearXNG

FastGPT

Onyx