Open Source Alternatives
  • Alternatives
  • Categories
    Categories by size924 projects
    • Developer Tools478
    • AI & Machine Learning415
    • Business & Productivity199
    • Web Development199
    • Security & Monitoring135
    • Communication & Collaboration129
    • IT Management128
    • Cloud & Hosting110
    • Data & Analytics107
    • Design & Creative106
    Browse all 21 categoriesProduct & Project Management, LLMOps & AI Tooling and 9 more
  • Blog
  • Advertise
SearchNotion, Slack, password manager.../
Submit
Open Source Alternatives
  • Alternatives
    • Developer Tools478
    • AI & Machine Learning415
    • Business & Productivity199
    • Web Development199
    • Security & Monitoring135
    • Communication & Collaboration129
    • Browse all 21 categories
  • Blog
  • Advertise
Submit your project

New open source projects by email

The projects we add and every new guide. Free, unsubscribe any time.

Open Source Alternatives LogoOpen Source Alternatives

Handpicked Open Source Alternatives to Paid Softwares

Product

  • Categories
  • Tag
  • Advertise

Resources

  • Blog
  • Collection
  • Submit

Company

  • Privacy Policy
  • Terms of Service
  • Refund Policy
  • Sitemap

Alternatives

  • Claude Code
  • Jira
  • Notion
  • Slack
  • Linear
  • Wispr Flow
  • All alternatives
© 2026 Open Source Alternatives. All rights reserved.
Open SourceAlternatives

Tag

Developer Open Source Tools

  • 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

591 projects, sorted by GitHub stars.

Jellyfin

Alternative toPlex

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

  • 58,472 GitHub stars
  • GPL-2.0Licence GPL-2.0

Voicebox

Alternative toElevenLabs

Open source voice synthesis studio for generating audio

  • 58,417 GitHub stars
  • MITLicence MIT
  • #AI SDK

Appwrite

Alternative toFirebase

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

  • 57,756 GitHub stars
  • BSD-3-ClauseLicence BSD-3-Clause

CLI-Anything

Alternative toComposio

Empower AI agents with agent-native CLIs

  • 56,527 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #AI Agents

Goose

Alternative toClaude Code

Run repeatable multi-step coding workflows from CLI or desktop

  • 55,589 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #AI Agents

Multica

Alternative toConductor

Assign GitHub issues to AI coding agents. They run on your machine.

  • 53,653 GitHub stars
  • Multica-1.0Licence Multica-1.0

hindsight

Alternative toMem0

Self-hosted memory that makes AI agents smarter over time

  • 53,551 GitHub stars
  • MITLicence MIT
  • #LLM

DBeaver

Alternative toDataGrip

Free open-source database management tool for SQL databases.

  • 52,181 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #Database

supervision

Alternative toRoboflow

Python toolkit for computer vision detection, tracking, and annotation

  • 51,303 GitHub stars
  • MITLicence MIT

Jadx

Alternative toJEB Decompiler

Free APK and DEX decompiler with GUI, navigation, and deobfuscation.

  • 51,198 GitHub stars
  • Apache-2.0Licence Apache-2.0

Upscayl

Alternative toTopaz Labs Gigapixel AI

Free open source AI image upscaler for Mac, Linux, and Windows

  • 50,904 GitHub stars
  • AGPL-3.0Licence AGPL-3.0

Container

Alternative toDocker Desktop

Linux containers as lightweight VMs, native to Apple silicon

  • 50,841 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • Previous
  • 1
  • More pages
  • 7
  • 8
  • 9
  • More pages
  • 50
  • Next