Open Source Alternatives
  • Alternatives
  • Categories
    Categories by size885 projects
    • Developer Tools463
    • AI & Machine Learning404
    • Web Development196
    • Business & Productivity191
    • Communication & Collaboration126
    • Security & Monitoring126
    • IT Management123
    • Cloud & Hosting107
    • Product & Project Management106
    • Data & Analytics104
    Browse all 21 categoriesLLMOps & AI Tooling, Design & Creative and 9 more
  • Blog
  • Advertise
SearchNotion, Slack, password manager.../
Submit
Open Source Alternatives
  • Alternatives
    • Developer Tools463
    • AI & Machine Learning404
    • Web Development196
    • Business & Productivity191
    • Communication & Collaboration126
    • Security & Monitoring126
    • 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

Workflow Automation 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

209 projects, sorted by GitHub stars.

fmt

InCustomer Support

Fast, type-safe C++ formatting that replaces printf and iostreams

  • 25,884 GitHub stars
  • MITLicence MIT

Pulumi

Alternative toHashiCorp Terraform Cloud

Write infrastructure as code in TypeScript, Python, or Go

  • 25,796 GitHub stars
  • Apache-2.0Licence Apache-2.0

compound-engineering-plugin

InAI & Machine Learning

Add CE planning and review workflows to agents

  • 25,625 GitHub stars
  • MITLicence MIT

Activepieces

Alternative toZapier

Build AI-powered automations and agents without vendor lock-in

  • 25,140 GitHub stars
  • MITLicence MIT

listmonk

Alternative toMailchimp

High-performance newsletter and mailing list manager

  • 23,880 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
  • #Email

Temporal

Alternative toAWS Step Functions

Durable workflow orchestration for reliable, long-running apps

  • 23,857 GitHub stars
  • MITLicence MIT

Node-RED

Alternative toMicrosoft Power Automate

Low-code event-driven programming with a browser-based editor

  • 23,766 GitHub stars
  • Apache-2.0Licence Apache-2.0

Cap

Alternative toLoom

Self-hosted screen recorder with custom S3 bucket support

  • 23,456 GitHub stars
  • AGPL-3.0Licence AGPL-3.0
  • #Video

univer

Alternative toSpreadJS

Embed spreadsheets, docs, and slides in your own product

  • 22,690 GitHub stars
  • Apache-2.0Licence Apache-2.0
  • #AI Agents

ThingsBoard

Alternative toAzure IoT Central

Self-hosted IoT platform for device management and dashboards

  • 22,581 GitHub stars
  • BUSL-1.1Licence BUSL-1.1
  • #Monitoring

Botpress

Alternative toVoiceflow

Visual chatbot builder with LLM integration and live deployment

  • 22,570 GitHub stars
  • MITLicence MIT
  • #Chatbots

prime-agent

Alternative toDevin AI

Automate coding workflows with a self-improving agent

  • 22,206 GitHub stars
  • MITLicence MIT
  • Previous
  • 1
  • More pages
  • 5
  • 6
  • 7
  • More pages
  • 18
  • Next