Open Source Alternatives LogoOpen Source Alternatives
AlternativesBlogAdvertise
Open Source Alternatives LogoOpen Source Alternatives

Category

Explore by categories

  • All
  • Web Development
  • Backend Development
  • APIs & Integration
  • Developer Tools
  • DevOps & CI/CD
  • Cloud & Hosting
  • LLMOps & AI Tooling
  • Databases & Storage
  • No-Code & Low-Code
  • Customer Support
  • IT Management
  • Marketing & Growth
  • Finance & Fintech
  • Product & Project Management
  • AI & Machine Learning
  • Data & Analytics
  • Communication & Collaboration
  • Business & Productivity
  • Design & Creative
  • Security & Monitoring
  • Web & App Development
Open Source Alternatives LogoOpen Source Alternatives

Handpicked Open Source Alternatives to Paid Softwares

Product
  • Search
  • Categories
  • Tag
  • Sign In
Resources
  • Blog
  • Collection
  • Submit
  • Advertise your tool
Company
  • Privacy Policy
  • Terms of Service
  • Refund Policy
  • Sitemap
Copyright © 2026 All Rights Reserved.
icon of Focalboard

Focalboard

stars 26.2Kforks 2.5K

Open source project management: Kanban, Scrum, and lists

Project ManagementKnowledge ManagementSelf Hosted+4
  • Previous
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • Next
icon of Cinny

Cinny

stars 3.6Kforks 520

Elegant open source Matrix client for self-hosted chat

ChatSecuritySelf Hosted+1
icon of Quiet

Quiet

stars 2.6Kforks 133

Peer-to-peer serverless chat app with no central server

ChatSecurityPrivacy Tools+3
icon of Keestash

Keestash

stars 10forks 2

Self-hosted team password manager with web-based access control

SecurityAuthenticationAuthorization+4
icon of MiroTalk

MiroTalk

stars 4.5Kforks 730

Free browser-based video calls with no sign-up required

ChatVideoScreen Recorders+4
icon of SpacebarChat

SpacebarChat

stars 2.1Kforks 303

Free open source Discord reimplementation with full API parity

ChatSelf HostedSecurity+4
icon of Converse.js

Converse.js

stars 3.3Kforks 827

Self-hosted web-based XMPP chat client for any server

ChatSelf HostedSecurity+5
icon of Revolt

Revolt

stars 2.3Kforks 56

Self-hosted open source Discord alternative with servers

ChatSelf HostedSecurity+4
icon of Matrix

Matrix

stars 12.1Kforks 2.1K

Open protocol for secure, decentralized messaging and VoIP

ChatSecurityAPI Infrastructure+3
icon of Element

Element

stars 13.1Kforks 2.6K

Secure team chat built on the Matrix open protocol

ChatSecuritySelf Hosted+5
icon of Zulip

Zulip

stars 25.2Kforks 9.8K

Organized team chat with threaded conversations, self-hostable

ChatOpen CoreSelf Hosted+3
icon of Scoold

Scoold

stars 918forks 229

Self-hosted Q&A platform for internal team knowledge

Knowledge ManagementKnowledge BaseSelf Hosted+5