Best Self-Hosted Open Source Software

QwenPaw

QwenPaw is an open-source, self-hosted AI assistant with persistent memory, sandboxed tool execution, and support for local or cloud LLMs.

Alternative to:

ChatGPT

Stars29.8K

Forks2.9K

Last commit1 hour ago

Chat2DB

Chat2DB is a free, cross-platform database client with an AI assistant you connect to your own model, supporting MySQL, PostgreSQL, Oracle, and more.

Alternative to: Favicon of DataGrip

DataGrip

Stars27.5K

Forks3K

Last commit1 hour ago

K3s

K3s is a lightweight, CNCF-conformant Kubernetes distribution shipped as a single binary under 100MB, for edge, IoT, and CI.

Stars33.6K

Forks2.7K

Last commit7 hours ago

RustFS

RustFS is an open-source, S3-compatible distributed object storage system written in Rust, licensed under Apache-2.0.

Alternative to: Favicon of Amazon S3

Amazon S3

Stars30.4K

Forks1.3K

Last commit1 hour ago

Zapret Discord YouTube

Windows batch scripts wrapping zapret/WinDivert to circumvent DPI-based blocking of Discord, YouTube, and Telegram.

Stars31.5K

Forks2.4K

Last commit7 days ago

AstrBot

Open-source Python framework for building LLM-powered chatbots across IM platforms with plugins, agents, and a WebUI.

Stars38.3K

Forks2.7K

Last commit12 hours ago

Postiz

Postiz is an open-source, self-hosted platform to schedule social media posts, track analytics, and collaborate with teams via API automation.

Alternative to: Favicon of Buffer

Buffer

Stars33.9K

Forks6.3K

Last commit14 hours ago

sub2api

Sub2API is a Go-based AI API gateway that unifies Claude, OpenAI, Gemini and Grok subscriptions for shared, cost-split access via one endpoint.

Stars34.9K

Forks7.2K

Last commit3 hours ago

Argo CD

Argo CD is an open-source GitOps continuous delivery tool for Kubernetes that syncs cluster state to Git-defined manifests.

Alternative to: Favicon of Harness

Harness

Stars23.8K

Forks7.6K

Last commit11 hours ago

DeepTutor

DeepTutor is an open-source, self-hosted AI tutoring platform combining multi-agent RAG, persistent memory, and a CLI for personalized learning.

Stars30.9K

Forks4.1K

Last commit10 hours ago

Prefect

Prefect is a Python framework for orchestrating data pipelines with scheduling, retries, caching, and event-based automation.

Alternative to: Favicon of Astronomer

Astronomer

Stars23.5K

Forks2.4K

Last commit4 hours ago

Nomad

Project N.O.M.A.D. is a self-hosted, offline-first Docker platform bundling AI chat, offline Wikipedia, maps, and education tools.

Stars35.1K

Forks3.5K

Last commit3 hours ago

Meetily

Open-source, privacy-first meeting assistant with local transcription (Whisper/Parakeet) and AI summaries via Ollama or other providers.

Alternative to: Favicon of Fireflies.ai

Fireflies.ai

Stars27.2K

Forks2.8K

Last commit2 months ago

Tailscale

Open-source mesh VPN daemon and CLI built on WireGuard, offering encrypted device-to-device networking with SSO and 2FA support.

Alternative to: Favicon of Cisco AnyConnect

Cisco AnyConnect

Stars34.5K

Forks2.9K

Last commit3 hours ago

Uptime Kuma

Self-hosted uptime monitoring tool with 20-second checks, status pages, and 90+ notification integrations.

Alternative to:

Better Stack

Stars89.6K

Forks8.2K

Last commit4 hours ago

LobeHub

LobeHub is an open source AI chat platform connecting multiple LLM providers, plugins, and agents in one self-hosted app.

Alternative to:

ChatGPT

Stars80.9K

Forks15.7K

Last commit2 hours ago

Netdata

Netdata is a real-time infrastructure monitoring platform that collects per-second metrics with zero configuration and edge-based anomaly detection.

Alternative to:

Datadog

Stars79.9K

Forks6.5K

Last commit4 hours ago

GPT4All

GPT4All runs large language models locally on desktop and laptop hardware, without requiring API calls or a GPU.

Alternative to:

ChatGPT

Stars77.4K

Forks8.3K

Last commit1 year ago

NocoDB

NocoDB turns any MySQL, PostgreSQL, or SQLite database into a spreadsheet interface with auto-generated REST APIs and workflow automations.

Alternative to:

Airtable

Stars64.3K

Forks5K

Last commit17 hours ago

AnythingLLM

AnythingLLM is a self-hosted AI app for chatting with your documents, running AI agents, and connecting to any LLM provider.

Alternative to:

ChatGPT

Stars64K

Forks7K

Last commit4 hours ago

Memos

Memos is a self-hosted, markdown-native note app for quick capture, built as a single lightweight Go binary.

Alternative to:

Google Keep

Stars61.9K

Forks4.6K

Last commit3 hours ago

PocketBase

Single-file Go backend with an embedded SQLite database, realtime subscriptions, auth, and a REST API.

Alternative to:

Firebase

Stars60.3K

Forks3.6K

Last commit20 hours ago

Meilisearch

Meilisearch is a Rust-based, open source search engine with typo-tolerant full-text and hybrid search returning results under 50ms.

Alternative to:

Algolia

Stars58.8K

Forks2.6K

Last commit12 hours ago

Appwrite

Appwrite is an open source backend platform providing authentication, databases, storage, functions, messaging, and hosting behind a single API.

Alternative to:

AWS Amplify

Stars56.7K

Forks5.6K

Last commit11 hours ago

Joplin

Joplin is an open source, offline-first note-taking app with Markdown notes, end-to-end encrypted sync, and Evernote import.

Alternative to:

Evernote

Stars55.8K

Forks6.2K

Last commit3 hours ago

Penpot

Penpot is an open source, self-hostable design and prototyping platform built on open web standards like SVG and CSS.

Alternative to:

Figma

Stars57.6K

Forks3.8K

Last commit7 hours ago

Ghost

Ghost is an open source, headless Node.js CMS for professional publishing, blogging, and newsletters, self-hosted or managed.

Alternative to:

Medium

Stars54.6K

Forks11.8K

Last commit2 hours ago

Plane

Plane is an open-source project management tool for issues, sprints (cycles), and product roadmaps.

Alternative to:

Jira

Stars55.2K

Forks5.1K

Last commit12 hours ago

Twenty

Open-source CRM built on TypeScript, NestJS, and PostgreSQL, with a GraphQL API and workflow automation.

Alternative to:

Salesforce

Stars53.8K

Forks8.2K

Last commit2 hours ago

Huginn

Huginn is a self-hosted Ruby system for building agents that watch feeds, scrape sites, and trigger automated actions on your data.

Alternative to:

IFTTT

Stars49.7K

Forks4.3K

Last commit2 hours ago

Cal.com

Open source scheduling and booking platform, a self-hostable Calendly alternative with team scheduling, workflows, and a full API.

Alternative to:

Calendly

Stars47K

Forks14.6K

Last commit7 days ago

Sentry

Sentry is an open source platform for error tracking, performance tracing, session replay, and log management.

Alternative to:

Bugsnag

Stars44.4K

Forks4.8K

Last commit4 hours ago

Jan

Jan is an open source, local-first ChatGPT alternative that runs LLMs on your own device with full privacy.

Alternative to:

ChatGPT

Stars43.8K

Forks2.9K

Last commit1 hour ago

LibreChat

LibreChat is a self-hosted AI chat platform that unifies OpenAI, Anthropic, Google, and other providers in one UI.

Alternative to:

ChatGPT

Stars41.4K

Forks8.5K

Last commit2 hours ago

Appsmith

Low-code platform for building admin panels, dashboards, and internal tools on top of your own data sources.

Alternative to:

Retool

Stars40.5K

Forks4.7K

Last commit7 hours ago

Best Self-Hosted Open Source Software

Self-hosted, open-source software you can run on your own server for full control and privacy—ranked by GitHub stars, activity, and license.