Best Self Hosted Open Source Tools in 2026

Jellyfin

IT Management Cloud & Hosting Databases & Storage

Free open source media server for movies, TV, and music

stars 51.5Klicense GPL-2.0lang C#

Self Hosted Video File Sync & Storage+3

EspoCRM

Business & Productivity Marketing & Growth Customer Support

Self-hosted open source CRM for contacts and pipelines

stars 3Klicense AGPL-3.0lang PHP

CRM Self Hosted Sales Automation+5

Piwigo

Databases & Storage Web Development IT Management

Self-hosted photo library with albums, controls, and plugins

stars 3.8Klicense GPL-2.0lang PHP

Photo Management Self Hosted CMS+4

LittleLink

Web Development Business & Productivity No-Code & Low-Code

Self-hosted link-in-bio page with no database or monthly fees

stars 3Klicense MITlang HTML

Link Management & Shorteners Self Hosted No Code+4

PeerTube

Communication & Collaboration Cloud & Hosting IT Management

Federated video hosting you own, with no YouTube dependency

stars 14.7Klicense AGPL-3.0lang TypeScript

Video Self Hosted Open Core+4

Pagecord

Communication & Collaboration Web Development Marketing & Growth

Write an email to post to your self-hosted blog automatically

stars 169license NOASSERTIONlang Ruby

Blogging Self Hosted CMS+4

InfluxDB

Databases & Storage Data & Analytics DevOps & CI/CD

High-performance time series database with SQL-based querying

stars 31.5Klicense Apache-2.0lang Rust

Database Monitoring Observability+5

Appwrite

Cloud & Hosting Backend Development Developer Tools+1

Self-hosted backend: auth, databases, storage, and functions

stars 56.1Klicense BSD-3-Clauselang TypeScript

Developer Tools API Infrastructure Self Hosted+4

Karakeep

AI & Machine Learning Business & Productivity Data & Analytics

Save links and notes with AI auto-tags, no manual organization

stars 25.1Klicense AGPL-3.0lang TypeScript

AI Agents Knowledge Management Self Hosted+3

Trieve

AI & Machine Learning LLMOps & AI Tooling APIs & Integration

Hybrid search and RAG infrastructure for AI knowledge bases

stars 2.7Klicense MITlang Rust

AI Search Tools RAG LLM+4

MariaDB Server

Databases & Storage Data & Analytics Backend Development

Open source MySQL-compatible relational database server

stars 7.6Klicense GPL-2.0lang C++

Database Self Hosted Developer Tools+3

Airbyte

Data & Analytics APIs & Integration DevOps & CI/CD

Open source ELT platform with 300+ data connectors

stars 21.2Klicense NOASSERTIONlang Python

API Infrastructure Developer Tools Self Hosted+4

Tag

Explore by tags

All

3D Modeling

A/B Testing

AI Agents

AI Coding Assistant

AI SDK

AI Search Tools

API Development Tools

API Infrastructure

Authentication

Authorization

BaaS

Chat

Chatbots

CI/CD Platforms

Cloud Management

Cloud Native

Cloud Native

CMS

Coding

CRM

Customer Support

Cybersecurity

Data Visualization

Database

Developer Framework

Developer Tools

DevOps Tools

Docker Management

Documentation

Email

File Sharing

File Sync & Storage

Graphic Design

Headless CMS

Knowledge Base

Knowledge Management

LLM

LLMOps

Monitoring

No Code

Note-taking Apps

Open Core

Privacy Tools

Project Management

RAG

Security

Self Hosted

Server Management

Social Media

Testing

UI/UX Design

Video

Web Analytics

Web Browsers

Web Hosting

Web3

WebSocket Servers

Workflow Automation

Workflow Orchestration

Jellyfin

EspoCRM

Piwigo

LittleLink

PeerTube

Pagecord

InfluxDB

Appwrite

Karakeep

Trieve

MariaDB Server

Airbyte

Jellyfin

EspoCRM

Piwigo

LittleLink

PeerTube

Pagecord