Open Source Alternatives LogoOpen Source Alternatives
BlogAdvertise
Open Source Alternatives LogoOpen Source Alternatives

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

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 Quiet

Quiet

Communication & CollaborationSecurity & Monitoring

It is a peer-to-peer, serverless messaging application prioritizing privacy and security through Tor integration and end-to-end encryption.

stars 2.6Klicense GPL-3.0lang C
ChatSecurityFile Sharing+2
icon of PDF4QT

PDF4QT

IT ManagementBusiness & ProductivityDesign & Creative

An open-source PDF editor for Windows/Linux, offering a C++ library, command-line tool, and applications for viewing/editing PDFs.

stars 1.3Klicense MITlang C++
Developer ToolsCodingOpen Core+5
icon of Keestash

Keestash

Security & MonitoringCommunication & CollaborationBusiness & Productivity+1

Keestash is an open source, self-hosted password manager for individuals and teams with a web interface for shared credential management and team access control. GPL-3.0 licensed.

stars 10license AGPL-3.0lang PHP
Open CoreSecurityAuthentication+7
icon of Passwordcockpit

Passwordcockpit

IT ManagementSecurity & MonitoringWeb & App Development+1

A self-hosted, open-source password manager for teams, offering secure storage, sharing, and retrieval of credentials.

stars 135license BSD-3-Clauselang Dockerfile
SecuritySelf HostedAuthentication+7
icon of Apache APISIX

Apache APISIX

Web & App DevelopmentAI & Machine LearningIT Management

Apache APISIX is a cloud-native API gateway with dynamic routing, load balancing, authentication plugins, and real-time traffic management. Apache 2.0 licensed.

stars 16.5Klicense Apache-2.0lang Lua
API InfrastructureAuthenticationSecurity+4
icon of MiroTalk

MiroTalk

Communication & Collaboration

It offers free, secure, and fast browser-based video calls, chat, and screen sharing with no downloads or logins required.

stars 4.4Klicense AGPL-3.0lang JavaScript
VideoChatFile Sharing+4
icon of OpenBB

OpenBB

Finance & FintechAI & Machine LearningData & Analytics

An AI-powered research and analytics workspace, providing a secure and customizable UI for investment firms.

stars 66.1Klicense NOASSERTIONlang Python
AI AgentsLLMData Visualization+5
icon of Password Safe

Password Safe

Security & MonitoringBusiness & Productivity

Password Safe is a free, open source password manager that stores credentials in a locally encrypted database unlocked by a single master password. Runs fully offline with no cloud account. Originally designed by Bruce Schneier.

stars 841license NOASSERTIONlang C++
SecurityAuthenticationCybersecurity+2
icon of YugabyteDB

YugabyteDB

Data & AnalyticsWeb & App DevelopmentIT Management

A 100% open-source, cloud-native distributed SQL database, designed for mission-critical applications needing resilience and scale.

stars 10.2Klicense NOASSERTIONlang C
DatabaseOpen CoreCloud Native+9
icon of SpacebarChat

SpacebarChat

Communication & CollaborationWeb & App DevelopmentIT Management

It is a free, open-source Discord reimplementation, offering self-hosted, secure communication similar to Slack and Rocket.chat.

stars 2.1Klicense AGPL-3.0lang TypeScript
Self HostedChatOpen Core+4
icon of Converse.js

Converse.js

Communication & CollaborationWeb & App Development

An open-source, web-based XMPP chat client offering self-hosting, customization, and end-to-end encryption for secure messaging.

stars 3.2Klicense MPL-2.0lang JavaScript
ChatWebSocket ServersSelf Hosted+10
icon of Revolt

Revolt

Communication & Collaboration

Revolt is a self-hosted Discord alternative with servers, channels, voice chat, and bot support, built for community privacy. AGPL-3.0 licensed.

stars 2.3K
ChatOpen CoreSelf Hosted+3
  • Previous
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • Next