Open Source Alternatives to Popular Software
Over 1 million users replaced their proprietary tools with open source software. Discover the best alternatives and join the movement.
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Revolutionizing data processing with Compute Over Data
Stars
871Last commit
2 days agoLicense
Apache-2.0
Bacalhau is an open-source platform for fast, cost-effective, and secure distributed computing, seamlessly integrating with Docker and WebAssembly workflows.
Visual regression testing made effortless
Stars
1,684Last commit
5 months agoLicense
MIT
Automated visual testing tool that detects UI changes, ensures consistency, and accelerates development workflows.
Open Source Alternative to:
Dictate faster and control your Mac with voice
Stars
624Last commit
18 days agoLicense
MIT
Free, open-source macOS voice assistant that transcribes speech, applies AI transformations, and controls apps hands-free. No subscription, no training required.
Open Source Alternative to:
Simplify server management with an intuitive interface
Stars
743Last commit
8 hours agoLicense
MIT
A user-friendly, open-source control panel for effortless server administration, designed for both beginners and experts.
Open Source Alternative to:
AI coding agent that sees your live app and edits code
Stars
690Last commit
7 hours agoLicense
Apache-2.0
Open-source AI coding agent that runs in your browser, sees your live DOM and app state, and makes real code edits from plain English descriptions.
Open Source Alternative to:
TypeScript framework for building autonomous AI agents
Stars
622Last commit
1 month agoLicense
Apache-2.0
Open-source TypeScript runtime for autonomous AI agents with cognitive memory, multi-agent orchestration, runtime tool generation, and support for 21 LLM providers.
Beautiful Kanban boards with seamless payment integration
Stars
655Last commit
1 month agoLicense
MIT
Organize projects with intuitive Kanban boards, powered by Supabase backend and Stripe payment processing for complete project management workflow.
Open Source Alternative to:
AI-native support infrastructure for modern SaaS
Stars
714Last commit
1 month agoLicense
AGPL-3.0
Open-source support platform combining AI and human agents. React components with shadcn/ui design philosophy, styled with Tailwind CSS for NextJS apps.
Open Source Alternative to:
Feature management with GitOps for developers
Stars
807Last commit
8 days agoLicense
MIT
Featurevisor is an open-source tool for managing feature flags, experiments, and remote configuration directly from your Git repository.
Open Source Alternative to:
Self-hosted screen recording for seamless collaboration
Stars
1,017Last commit
2 years agoLicense
AGPL-3.0
Effortlessly create, share, and collaborate with screen recordings. Control your data with self-hosting or our secure cloud option.
Open Source Alternative to:
Fast, minimal VPN built on modern cryptography
Stars
711Last commit
4 months agoLicense
GPL-2.0
VPN protocol that runs inside the Linux kernel, using public-key cryptography to create encrypted tunnels across UDP with minimal configuration.
Open Source Alternative to:
Build complete web apps with integrated graph database
Stars
829Last commit
6 days agoLicense
Unknown
Open-source low-code platform combining Neo4j graph database, visual schema editor, automatic REST APIs, and page rendering in one self-hosted environment.
Your content engine for growing on Twitter at scale
Stars
764Last commit
9 months agoLicense
AGPL-3.0
Create, schedule & manage Twitter content at scale with AI assistance, beautiful visuals, and multi-account support. Perfect for busy founders.
Open Source Alternative to:
Monitor, manage, and communicate service status effortlessly
Stars
975Last commit
2 years agoLicense
MIT
A powerful open-source status page system for real-time incident tracking, maintenance updates, and transparent communication with users.
Open Source Alternative to:
Visual website builder and CMS you can self-host
Stars
300Last commit
23 hours agoLicense
MIT
Build, manage, and host custom websites with a visual drag-and-drop builder and CMS. Self-host free or use managed cloud hosting.
Open Source Alternative to:
Persistent cloud VMs that hibernate and wake in seconds
Stars
506Last commit
3 days agoLicense
Apache-2.0
Provides always-on virtual machines for AI agents with full OS access, persistent state, elastic CPU/memory resizing, and instant checkpoints.
Open Source Alternative to:
Real-time fraud detection and AML compliance engine
Stars
597Last commit
1 day agoLicense
Elastic-2.0
An open-source platform that enables fintech companies to monitor transactions and user activity, detect suspicious behaviors, and automate fraud prevention in real-time.
Open Source Alternative to:
Complete password control, zero cloud dependency
Stars
533Last commit
25 days agoLicense
Apache-2.0
Open-source password manager with peer-to-peer syncing, local storage, and end-to-end encryption. No cloud servers, complete privacy control across devices.
Open Source Alternative to:
Build and deploy AI agents through visual workflows
Stars
555Last commit
7 days agoLicense
Apache-2.0
Create powerful AI agents using an intuitive node-based interface that connects multiple LLMs and data sources for automated documentation and development workflows.
Take control of your finances, paycheck by paycheck
Stars
679Last commit
8 hours agoLicense
FSL-1.1-MIT
Manage your money confidently with monetr, putting aside what you need and spending what you want
Open Source Alternative to:
Track games, movies, anime, manga, and books in one place
Stars
531Last commit
23 hours agoLicense
MIT
Cross-platform collection manager for retro games, movies, TV shows, anime, manga, visual novels, and books with tier lists, visual boards, and import/export.
Open Source Alternative to:
S3-compatible object storage built with Swift
Stars
528Last commit
5 days agoLicense
Apache-2.0
Self-hostable, Apache 2.0-licensed object storage with S3 compatibility, a built-in web console, and horizontal scaling from single node to sharded cluster.
Open Source Alternative to:
Secure open source email with advanced encryption & AI
Stars
652Last commit
7 hours agoLicense
AGPL-3.0
Open source professional email solution with PGP encryption, JMAP protocol, AI-powered responses, and advanced antispam protection. Control your data privately.
Open Source Alternative to:
Messaging SDK with AI agents for web, iOS, and Android
Stars
544Last commit
1 day agoLicense
Apache-2.0
Build branded chat apps with AI agents, group messaging, document exchange, and digital wallets using React and React Native components.
Open Source Alternative to:
Open source company management for high-performance startups
Stars
549Last commit
1 day agoLicense
Apache-2.0
Operately is an open source platform that centralizes projects, goals, and processes, helping startups run efficiently without a COO.
Open Source Alternative to:
Real-time work and project management platform
Stars
546Last commit
2 days agoLicense
AGPL-3.0
Ever Teams offers an all-in-one solution for work management, time tracking, and team collaboration with integrations for popular tools.
Open Source Alternative to:
Open-source AI browser for intelligent web automation
Stars
506Last commit
6 months agoLicense
BSD-3-Clause
Privacy-focused AI browser with intelligent agents for research, analysis, and workflow automation. Features unified memory, compliance guardrails, and seamless integrations.
Open Source Alternative to:
Visual regression testing for seamless UI development
Stars
620Last commit
18 hours agoLicense
MIT
Automate visual testing, catch UI bugs early, and collaborate effortlessly with your team to maintain pixel-perfect interfaces.
Open Source Alternative to:
Open-source CMS for text-driven websites
Stars
616Last commit
15 days agoLicense
MIT
Create manuals, documentation, and websites with this markdown-based content management system, with options for ebook conversion.
Open Source Alternative to:
Federated short videos without corporate control
Stars
448Last commit
8 hours agoLicense
AGPL-3.0
Open-source, decentralized short-video platform that gives creators control. No ads, no lock-in, built on ActivityPub for true community ownership.
Open Source Alternative to:
Craft AAA web apps that delight your users
Stars
489Last commit
1 day agoLicense
Apache-2.0
Visual web development engine combining design and development tools. Build immersive, interactive web experiences with component-based framework, real-time collaboration, and powerful visual editor.
Open Source Alternative to:
Open source financial infrastructure for modern businesses
Stars
521Last commit
4 days agoLicense
MIT
Build custom financial flows and integrate with any provider using Formance's agnostic platform
Open Source Alternative to:
Open-source GraphQL federation platform
Stars
484Last commit
7 hours agoLicense
MIT
A fully open-source schema registry, analytics, and gateway for GraphQL federation and APIs
Open Source Alternative to:
Inspect, debug, and replay BullMQ queues visually
Stars
436Last commit
3 months agoLicense
MIT
Desktop app and embeddable dashboard for BullMQ that shows live queue metrics, job runs, FlowProducer graphs, and scheduler status without touching Redis directly.
Open Source Alternative to:
Self-hostable image and video delivery with URL transforms
Stars
394Last commit
11 days agoLicense
AGPL-3.0
Upload, transform, and deliver images and videos via a REST API and URL parameters, using your own S3-compatible storage. Cloudinary-compatible syntax, no vendor lock-in.
Open Source Alternative to:
Simplify project management for developers
Stars
453Last commit
5 days agoLicense
Apache-2.0
Shelve is a comprehensive project management tool designed to streamline workflows and enhance collaboration for developers and teams.
Open Source Alternative to:
AI governance made simple, secure, and compliant
Stars
345Last commit
8 hours agoLicense
AGPL-3.0
Open-source AI governance platform helping teams meet regulatory standards like EU AI Act and ISO 42001. Monitor model performance, manage risks, and maintain compliance with enterprise-grade security.
Open Source Alternative to:
Simple, powerful web & product analytics for user insights
Stars
388Last commit
3 days agoLicense
AGPL-3.0
Privacy-focused analytics platform combining web and product insights. Track user journeys, create funnels, and understand behavior with GDPR compliance and no cookies by default.
Open Source Alternative to:
Simple content management for modern sites
Stars
384Last commit
4 days agoLicense
AGPL-3.0
A headless CMS designed for blogs, changelogs, and articles. Features intuitive editor, team collaboration, media management, and API integration.
Open Source Alternative to:
Real-time event tracking and response for tech products
Stars
477Last commit
1 month agoLicense
AGPL-3.0
Track critical events, receive instant notifications, and respond to product activities with customizable webhooks and action buttons
Open Source Alternative to:
Web3 writing platform for content creators and crypto enthusiasts
Stars
490Last commit
17 days agoLicense
MIT
Sigle is a secure, open-source platform for Web3 writers to create, publish, and monetize content on the Bitcoin blockchain.
Open Source Alternative to:
Unified API, event, and AI agent management platform
Stars
449Last commit
7 hours agoLicense
Apache-2.0
Full-lifecycle API management platform that unifies synchronous and asynchronous ecosystems. Manage APIs, event streams, and AI agents with enterprise security and 4x faster gateway performance.
Open Source Alternative to:
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Access millions of songs, podcasts, and playlists instantly with personalized recommendations and offline listening across all your devices.
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Trending categories
View all categoriesAI Coding Agent Orchestrators
Tools that run and coordinate multiple AI coding agents in parallel across isolated git worktrees, also known as agent harnesses or agentic dev environments.
Voice Dictation Tools
Applications that convert spoken words into text for faster writing across any application.
Scraping Platforms & SDKs
Platforms and SDKs for building web scraping solutions.
AI Coding Agents
Tools that take a task or issue and carry it to completion on their own: planning, editing files, running tests, and opening pull requests.
AI Gateways
Platforms that route and secure API access to multiple AI models through one unified interface, with authentication, rate limiting, and usage monitoring.
Social Media Management Tools
Tools for scheduling and managing posts on social media networks.
c15t – Open-source cookie banner, built for control and lightening fast modern web apps.
c15t
Openlane
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