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.
Built withDirstarterOpenAlternative is supported by these incredible partners and sponsors. Advertise with us
Own your SES email analytics, from send to inbox
Stars
936Last commit
13 hours agoLicense
Unknown
Track SES deliveries, bounces, opens and clicks in a self-hosted dashboard with real-time search, analytics and reputation monitoring.
Open Source Alternative to:
Lightning-fast React data grid for enterprise scale
Stars
1,027Last commit
2 months agoLicense
Unknown
High-performance React data table with server-side loading, tree data, pivoting, and advanced features. Handles billions of rows with minimal bundle size.
Open-source feedback management for product teams
Stars
1,133Last commit
2 days agoLicense
Apache-2.0
Collect, organize, and prioritize user feedback to build better products. Self-hosted solution for seamless feature request management.
Open Source Alternative to:
Cookieless, privacy-first web analytics without the complexity
Stars
1,205Last commit
3 days agoLicense
AGPL-3.0
Privacy-first web analytics with real-time dashboards, session replays, error tracking, A/B testing, and GDPR compliance out of the box. No cookies, no consent banners.
Open Source Alternative to:
Your secure French personal cloud for complete data control
Stars
1,270Last commit
4 hours agoLicense
AGPL-3.0
Open-source personal cloud that automatically gathers all your data from third-party services. French-hosted with privacy-first design, no ads, and seamless device sync.
Open Source Alternative to:
Transform your time tracking into actionable insights
Stars
912Last commit
16 days agoLicense
GPL-3.0
Advanced time tracking and productivity analytics tool that captures detailed work patterns, generates comprehensive reports, and helps optimize workflow efficiency.
Open Source Alternative to:
One self-hosted binary replaces Vercel, Sentry, and analytics tools
Stars
822Last commit
4 hours agoLicense
Apache-2.0
Self-hosted platform for small dev teams combining deployments, error tracking, analytics, session replay, uptime monitoring, and managed databases in one dashboard.
Open Source Alternative to:
Flexible CMS for developers, powerful for clients
Stars
1,155Last commit
6 days agoLicense
Unknown
A versatile, open-source content management system with a powerful API, modular architecture, and intuitive interface for seamless web development.
Open Source Alternative to:
Open source CMS with powerful drag-and-drop builder
Stars
1,197Last commit
2 months agoLicense
AGPL-3.0
Vvveb is a feature-rich open source CMS for building websites, blogs, and ecommerce stores with an intuitive drag-and-drop interface.
Open Source Alternative to:
Fast, secure browsing with powerful organization features
Stars
1,078Last commit
4 months agoLicense
GPL-3.0
A modern browser combining minimalist design with smart features like profiles, spaces, and command palette. Full Chrome extension support and privacy-focused browsing.
Open Source Alternative to:
Save, organize and revisit web content effortlessly
Stars
1,137Last commit
7 days agoLicense
Unknown
Personal content hub for saving articles, videos, and images. Features highlighting, transcripts, e-book export, and smart organization tools.
Open Source Alternative to:
Schedule posts to every major social network, self-hosted
Stars
676Last commit
8 hours agoLicense
AGPL-3.0
Plan, schedule, and auto-publish social media content across 10+ networks with a visual calendar, AI captions, team approvals, and self-hosting support.
Open Source Alternative to:
Open-source email API with enterprise deliverability
Stars
911Last commit
5 hours agoLicense
AGPL-3.0
Self-hosted email API alternative to AWS SES & Mailgun. Open-source AGPL-3.0 with enterprise features, automated deliverability, and cloud version coming 2026.
Open Source Alternative to:
Self-hosted encrypted backups with 70+ cloud storage options
Stars
845Last commit
28 days agoLicense
Apache-2.0
Free, open-source backup solution with end-to-end encryption. Self-hosted control, supports 70+ cloud providers, automated incremental backups, and zero vendor lock-in.
Open Source Alternative to:
Agile project management for cross-functional teams
Stars
857Last commit
9 days agoLicense
MPL-2.0
Self-hostable agile project management tool with Kanban and Scrum boards, sprint planning, issue tracking, and reporting for teams of any size.
Open Source Alternative to:
Build AI agents and automate complex workflows seamlessly
Stars
1,014Last commit
6 hours agoLicense
Apache-2.0
Create intelligent automation workflows combining AI agents with your favorite apps and services. Connect, automate, and scale your operations without complex coding.
Open Source Alternative to:
Your personal workspace organizer for maximum productivity
Stars
1,024Last commit
4 months agoLicense
GPL-3.0
Organize projects, tasks, and resources in customizable workspaces. Boost productivity with a unified interface for all your work.
Open Source Alternative to:
TypeScript framework for building autonomous AI agents
Stars
676Last commit
4 hours 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.
Secure, deploy, and manage application secrets effortlessly
Stars
928Last commit
2 days agoLicense
MIT
Open source platform for engineering teams to manage secrets and environment variables from development to production, with powerful integrations.
Open Source Alternative to:
Offline voice dictation that types into any app
Stars
729Last commit
4 days agoLicense
AGPL-3.0
Dictate into any app on Mac or Windows using on-device AI models. One-time purchase, 99+ languages, no subscription required.
Open Source Alternative to:
Secure open source file storage with end-to-end encryption
Stars
986Last commit
15 hours agoLicense
AGPL-3.0
Open source encrypted data storage solution offering secure file sharing, collaboration tools, and on-premises deployment for professional teams.
Open Source Alternative to:
Self-hosted email infrastructure for developers
Stars
1,244Last commit
2 years agoLicense
AGPL-3.0
00 is an open-source email API and infrastructure solution that allows developers to own and control their email stack.
Open Source Alternative to:
Secure secret management with public key encryption
Stars
771Last commit
6 months agoLicense
MPL-2.0
Secure secret management platform with public key encryption, automated rotation, versioning, and real-time collaboration tools for development teams.
Open Source Alternative to:
Dictate faster and control your Mac with voice
Stars
645Last commit
14 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:
A delightfully rich and dynamic link-in-bio.
Stars
801Last commit
9 days agoLicense
MIT
Build a dynamic link-in-bio page with a drag-and-drop editor. Integrate platforms to showcase live content and connect with your audience.
Open Source Alternative to:
Privacy-focused translation with offline capabilities
Stars
1,067Last commit
29 days agoLicense
BSD-3-Clause
Full-featured browser extension for translating web pages, text, and subtitles with offline mode, personal dictionary, and custom translator support.
Open Source Alternative to:
Revolutionizing data processing with Compute Over Data
Stars
872Last commit
3 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
1,682Last commit
6 months agoLicense
MIT
Automated visual testing tool that detects UI changes, ensures consistency, and accelerates development workflows.
Open Source Alternative to:
Simplify server management with an intuitive interface
Stars
749Last commit
1 day agoLicense
MIT
A user-friendly, open-source control panel for effortless server administration, designed for both beginners and experts.
Open Source Alternative to:
AI-native support infrastructure for modern SaaS
Stars
729Last commit
19 days 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:
Beautiful Kanban boards with seamless payment integration
Stars
658Last commit
2 months 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 coding agent that sees your live app and edits code
Stars
711Last commit
16 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:
Feature management with GitOps for developers
Stars
812Last commit
29 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
1,018Last 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:
Build complete web apps with integrated graph database
Stars
828Last commit
1 day 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.
Fast, minimal VPN built on modern cryptography
Stars
725Last commit
5 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:
Persistent cloud VMs that hibernate and wake in seconds
Stars
561Last commit
7 hours 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:
Visual website builder and CMS you can self-host
Stars
319Last commit
1 day 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:
Your content engine for growing on Twitter at scale
Stars
767Last commit
10 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
986Last 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:
Track games, movies, anime, manga, and books in one place
Stars
574Last commit
4 days 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:
Real-time fraud detection and AML compliance engine
Stars
613Last commit
16 days 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:
People are looking for alternatives to...
View all alternatives
Claude Code
An agentic coding tool that runs in your terminal, reads your codebase, and executes tasks like writing features, fixing bugs, and running tests using natural language instructions.
18 alternatives
Spotify
Access millions of songs, podcasts, and playlists instantly with personalized recommendations and offline listening across all your devices.
2 alternatives
CapCut
Free video editing app that lets you create professional-quality videos with advanced editing tools, effects, and templates for social media and beyond.
5 alternatives
Claude
A next generation AI assistant built for work and trained to be safe, accurate, and secure.
12 alternatives
Notion
An all-in-one workspace for note-taking, project management, knowledge sharing, and collaboration across teams.
22 alternatives
Lovable
Create fully functional applications by describing your idea, with AI-powered code generation and beautiful design
3 alternatives
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.
CRM Systems
Customer relationship management systems for tracking contacts, deals, and pipelines, with activity history and sales reporting.
Subscription & Billing Management Tools
Platforms for managing recurring subscriptions and complex billing models.
Cloud Cost & Optimization Tools
Tools for analyzing and optimizing cloud spending.
Voice Dictation Tools
Applications that convert spoken words into text for faster writing across any application.
ERP Systems
Enterprise Resource Planning systems integrating various business functions.
InfluxDB – The purpose-built time series platform for high-velocity ingestion and real-time queries at scale.
InfluxDB
Sent
Openlane