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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Complete website health monitoring and security scanning
Stars
16Last commit
5 months agoLicense
Unknown
Monitor website uptime, detect security vulnerabilities, find broken links, and simulate user flows. Get instant alerts when issues arise. Free tier available.
Open Source Alternative to:
Automatically discover hidden subscriptions from your inbox
Stars
11Last commit
23 hours agoLicense
AGPL-3.0
Free subscription tracker that automatically scans your email to find recurring charges. Privacy-focused discovery with complete spending overview and management tools.
Open Source Alternative to:
Ask once, get answers across every document
Stars
13Last commit
4 months agoLicense
AGPL-3.0
Upload files, ask questions, and get AI‑backed answers with citations. Compare, synthesize, and export results for teams and polished outputs.
Open Source Alternative to:
Trace, evaluate, and protect every LLM call in one SDK
Stars
11Last commit
2 months agoLicense
AGPL-3.0
An AI gateway that sits on the request path to handle PII redaction, prompt injection blocking, tracing, evals, and cost tracking for OpenAI, Anthropic, and Gemini.
Open Source Alternative to:
Secure AI API management for iOS apps with DeviceCheck
Stars
9Last commit
14 days agoLicense
AGPL-3.0
A secure proxy service that protects AI API keys using Apple DeviceCheck, enabling safe integration of ChatGPT, Claude, and other AI models in iOS apps
Own your hiring data with unlimited seats forever
Stars
0Last commit
2 months agoLicense
AGPL-3.0
Self-hosted open-source ATS with no per-seat pricing. Full data ownership, modern tech stack, and complete control over your recruitment process.
Open Source Alternative to:
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Spotify
Access millions of songs, podcasts, and playlists instantly with personalized recommendations and offline listening across all your devices.
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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.
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Claude
A next generation AI assistant built for work and trained to be safe, accurate, and secure.
12 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
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 categoriesSEO Tools
Tools that analyze website performance, optimize content visibility, track rankings, and improve search engine results.
AI 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.
CRM Systems
Customer relationship management systems for tracking contacts, deals, and pipelines, with activity history and sales reporting.
ERP Systems
Enterprise Resource Planning systems integrating various business functions.
AI Gateways
Platforms that route and secure API access to multiple AI models through one unified interface, with authentication, rate limiting, and usage monitoring.
InfluxDB – The purpose-built time series platform for high-velocity ingestion and real-time queries at scale.
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