Open-source alternatives to popular software
OSS Alternatives covers a small number of proprietary tools in depth rather than a large, shallow directory. Each page below ranks genuinely open-source alternatives by GitHub activity and spells out license, self-hosting, and pricing so you can pick one with confidence.
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Popular alternatives
v0
AI tool from Vercel that generates user interfaces from text prompts
4 alternatives
Voiceflow
Platform for designing and deploying AI agents, chatbots, and voice assistants
8 alternatives
Zoom
Video conferencing and online meetings platform
3 alternatives
n8n
Workflow automation
5 alternatives
Zencoder
AI coding agent for codebase understanding and development tasks
17 alternatives
Splitwise
Shared expense tracking and bill splitting
3 alternatives
Vercel
Cloud deployment platform for frontend and full-stack applications
7 alternatives
Resend
Developer email API for transactional and marketing email
12 alternatives
Slack
Team communication
18 alternatives
Microsoft Teams
Team chat, meetings, calls, and collaboration
21 alternatives
Discord
Community chat, voice, and video
11 alternatives
Google Drive
Cloud file storage and collaboration
12 alternatives
Google Keep
Quick notes, checklists, reminders, and sticky-note cards
14 alternatives
Bandicam
Windows screen recorder for games, desktop capture, and devices
6 alternatives
Google Translate
Free service for translating text, documents, and web pages
2 alternatives
cPanel
Web hosting control panel for managing sites, email, databases, and domains
3 alternatives
Ahrefs
SEO toolset for backlinks, keyword research, and rank tracking
1 alternative
Browserbase
Cloud headless browser infrastructure for AI agents and web automation
8 alternatives
Typeform
Conversational forms and surveys with one question at a time
7 alternatives
Power Apps
Microsoft low-code platform for building business apps
5 alternatives
GitHub Actions
CI/CD and workflow automation built into GitHub repositories
4 alternatives
Superwhisper
Voice dictation app for macOS that types speech into any text field
5 alternatives
Apple Mail
Built-in email app for macOS, iOS, and iPadOS
3 alternatives
T3.chat
Fast hosted web chat for many AI models with a flat monthly subscription
7 alternatives
incident.io
Incident management platform with on-call, status pages, and Slack-based response
5 alternatives
SoundCloud
Platform for streaming music and sharing audio from independent artists
2 alternatives
Netlify
Web hosting platform with Git deployments, previews, and serverless functions
7 alternatives
BoltAI
Native macOS app for chatting with many AI models
8 alternatives
GitHub Copilot
AI pair programmer with completions, chat, and agents in your editor
6 alternatives
Meta Muse
Meta AI assistant
7 alternatives
CleanShot
macOS screenshot, screen recording, and annotation tool
6 alternatives
Emby
Personal media server for streaming movies, TV shows, and music
2 alternatives
Google Location Sharing
Share your real-time location with friends and family through Google Maps
1 alternative
Claude Managed Agents
Anthropic hosted infrastructure for running Claude agents
3 alternatives
Arc
Chromium-based browser with a sidebar, spaces, and redesigned tabs
8 alternatives
Simkl
Tracker for TV shows, anime, and movies with automatic scrobbling
3 alternatives
Udemy
Online course marketplace for learning and selling courses
3 alternatives
LangSmith
LLM tracing, evaluation, and monitoring platform from LangChain
8 alternatives
Trakt.tv
Service for tracking TV shows and movies and syncing watch history
3 alternatives
Brevo
Email marketing, SMS, CRM, and marketing automation platform
10 alternatives
Adobe Lightroom
Photo editing and library management app with cloud sync
2 alternatives
Clockify
Time tracking and timesheet software for teams and freelancers
6 alternatives
DocuSign
Electronic signature and agreement management platform
4 alternatives
Buffer
Social media scheduling and publishing tool for creators and small teams
3 alternatives
Poe
Platform for chatting with many AI models and bots in one app
9 alternatives
Webflow
Visual website builder with a CMS, hosting, and ecommerce
13 alternatives
Apple Music
Subscription music streaming service with a licensed catalog
2 alternatives
Cloudflare R2
S3-compatible object storage with zero egress fees
5 alternatives
Apple Notes
Note-taking app synced across Apple devices with iCloud
10 alternatives
Replit
Browser-based IDE and AI agent that builds and deploys apps
2 alternatives