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Handpicked Open Source Alternatives to Paid Softwares

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icon of Nexion

Nexion

System & ITWeb & App DevelopmentSecurity & Monitoring

A Web3 SSH manager that replaces traditional SSH keys with crypto wallets, storing configurations securely on the blockchain.

Web3Server ManagementAuthentication+5
icon of Ghost

Ghost

Web & App DevelopmentMarketingBusiness & Productivity

A modern open-source platform for professional publishing, offering tools to build websites, newsletters, and paid subscriptions.

Headless CMSBloggingWebsite Builder+12
icon of Cerbos

Cerbos

Security & MonitoringWeb & App DevelopmentSystem & IT

It provides scalable, policy-based authorization, simplifying access control implementation for applications and microservices.

Developer ToolsOpen CoreCloud Based+3
icon of Metarank

Metarank

AI & Machine LearningData & AnalyticsWeb & App Development

An open-source ranking service for building personalized semantic/neural search and recommendations with learning-to-rank.

Search EngineLLMA/B Testing+10
icon of Totum

Totum

Web & App DevelopmentBusiness & ProductivitySystem & IT+2

A self-hosted, low-code platform for building internal business tools with a built-in language and universal UI.

DatabaseNo CodeSelf Hosted+12
icon of BigchainDB

BigchainDB

Data & AnalyticsWeb & App DevelopmentFinance & Fintech+1

A blockchain database offering high throughput, low latency, and powerful query functionality for decentralized applications.

DatabaseWeb3Authentication+5
icon of Saleor

Saleor

Web & App DevelopmentProduct & Project ManagementAI & Machine Learning

A composable, open-source e-commerce platform using GraphQL-first API for building dynamic shopping experiences.

Headless CMSAPI Development ToolsDeveloper Framework+13
icon of Pulumi

Pulumi

Web & App DevelopmentSystem & ITAI & Machine Learning+1

Infrastructure as Code platform that lets engineers deliver cloud infrastructure faster, using any programming language and AI.

Developer ToolsDevOps ToolsCI/CD Platforms+14
icon of LibreSign

LibreSign

Security & MonitoringBusiness & Productivity

Open-source e-signature platform for secure digital document management, offering advanced security and real-time monitoring.

SecurityAuthenticationAuthorization+4
icon of ProjectDiscovery

ProjectDiscovery

Security & MonitoringWeb & App DevelopmentSystem & IT+1

It offers open-source tools and a cloud platform for attack surface discovery, vulnerability scanning, and security automation.

Developer ToolsDevOps ToolsCybersecurity+18
icon of Ploomber

Ploomber

Web & App DevelopmentSystem & ITData & Analytics+3

A platform for deploying data apps with enterprise-grade security, authentication, and automation features, supporting various frameworks.

CI/CD PlatformsAuthenticationAuthorization+12
icon of CrowdSec

CrowdSec

Security & MonitoringSystem & ITAI & Machine Learning+1

It provides curated threat intelligence powered by the crowd, offering actionable blocklists to enhance SOC efficiency and reduce costs.

CybersecuritySecurityData Visualization+7
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