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Handpicked Open Source Alternatives to Paid Softwares

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icon of OLMo

OLMo

AI & Machine LearningWeb & App Development

A fully open-source LLM framework from the Allen Institute for AI, providing model weights, training code, data, and evaluation tools in a transparent package.

AI AgentLLMOpsDeveloper Tools+4
icon of JanusGraph

JanusGraph

Data & AnalyticsSystem & ITWeb & App Development+1

It is a distributed, open-source graph database designed for scalability and handling large graphs across multi-machine clusters.

DatabaseOpen CoreStorage+4
icon of Nhost

Nhost

Web & App DevelopmentProduct & Project ManagementAI & Machine Learning+1

An open-source Firebase alternative with GraphQL, providing a fully managed, extensible backend platform for building scalable apps.

BAASAuthenticationAuthorization+10
icon of Dagster

Dagster

Data & AnalyticsAI & Machine LearningProduct & Project Management+1

A data orchestrator platform for building, scheduling, and monitoring reliable AI and data pipelines.

Workflow OrchestrationData VisualizationDeveloper Tools+3
icon of Appsmith

Appsmith

Web & App DevelopmentAI & Machine LearningBusiness & Productivity+1

An open-source low-code platform to build custom AI-powered apps and internal tools 10X faster with full code-level control.

Open CoreDeveloper ToolsAPI Development Tools+10
icon of Pensil

Pensil

Communication & CollaborationWeb & App DevelopmentProduct & Project Management

An all-in-one community engagement platform designed to improve retention, growth, and advocacy with white-label and developer-friendly tools.

Developer ToolsAPI Development ToolsWebSockets Servers+6
icon of Valour

Valour

Communication & CollaborationWeb & App Development

It is an open-source, community-driven platform offering flexible chat, economy, and item systems built on Blazor & WebAssembly.

ChatWebSockets ServersWeb3+1
icon of Prose

Prose

Communication & CollaborationProduct & Project ManagementWeb & App Development+1

It is a decentralized, open-source workplace communication platform powered by XMPP, offering secure and transparent team messaging.

ChatFile SharingSelf Hosted+6
icon of Encore

Encore

Web & App DevelopmentAI & Machine Learning

An open-source TypeScript backend framework for building robust, type-safe distributed systems with declarative infrastructure-as-code.

Developer FrameworkDeveloper ToolsAPI Development Tools+12
icon of Svix

Svix

Web & App DevelopmentSystem & ITProduct & Project Management+4

It provides a secure and scalable webhook service, simplifying sending and receiving for developers with features like automatic retries.

API InfrastructureDeveloper ToolsAuthentication+12
icon of Amplication

Amplication

Web & App DevelopmentSystem & ITBusiness & Productivity+1

It automates backend development for platform engineering teams, standardizing processes with live templates and AI-powered automation.

Developer ToolsAPI Development ToolsBAAS+13
icon of Manifest

Manifest

Web & App DevelopmentAI & Machine LearningBusiness & Productivity

Open-source backend for AI code editors, fitting into a single YAML file, offering auth, storage, logic, and an admin panel.

Developer ToolsCoding AssistantSelf Hosted+10
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