Open Source Projects using npm
A curated collection of the 344 best open source software using npm. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.
Unify, automate, and elevate your monitoring workflow
Stars
12,424Last commit
23 days agoLicense
MIT
Open-source platform for centralizing alerts, automating responses, and enhancing incident management across your tech stack.
Open Source Alternative to:
Your all-in-one marketplace for digital creators and products
Stars
9,991Last commit
3 hours agoLicense
MIT
A digital marketplace platform where creators can sell digital products, from courses to software, with built-in payment processing and content delivery.
Open Source Alternative to:
Complete production stack for AI teams
Stars
13,232Last commit
5 months agoLicense
MIT
Comprehensive AI platform with gateway, observability, guardrails, and prompt management. Access 1,600+ LLMs via unified API with enterprise-grade security.
Open Source Alternative to:
Collect, organize, cite, and share research in one place
Stars
15,678Last commit
5 days agoLicense
Unknown
Reference manager that captures sources from the web, organizes them with tags and collections, and generates citations in 9,000+ styles for Word, LibreOffice, and Google Docs.
Open Source Alternative to:
Build product integrations with 500+ APIs in hours
Stars
Stars growing over the last 30 days12,898Last commit
3 hours agoLicense
Elastic-2.0
Complete integrations platform with 500+ pre-built APIs, code-first approach, unified data models, and enterprise-grade security. Free tier available.
Open Source Alternative to:
Beautiful open-source monitoring for modern infrastructure
Stars
10,967Last commit
5 hours agoLicense
AGPL-3.0
Monitor servers, websites, Docker containers, and infrastructure with real-time insights, instant alerts, and powerful analytics. Self-hosted solution.
Open Source Alternative to:
Voice-to-text that works offline, privately, on any app
Stars
Stars growing quickly over the last 30 days9,643Last commit
6 hours agoLicense
MIT
Dictation app powered by OpenAI Whisper and NVIDIA Parakeet. Runs locally on macOS, Windows, and Linux with zero data retention and 100+ language support.
Open Source Alternative to:
Self-hosted session replay with complete data control
Stars
13,014Last commit
7 hours agoLicense
AGPL-3.0
Open-source session replay and product analytics platform you can self-host for complete control over data security, privacy, and compliance.
Open Source Alternative to:
The personal finance app for everyone
Stars
Stars growing over the last 30 days10,599Last commit
5 hours agoLicense
AGPL-3.0
An all-in-one personal finance platform. Track, optimize, grow, and manage your money through every stage of life.
Open Source Alternative to:
Self-hosted Kanban board with real-time collaboration
Stars
12,628Last commit
4 hours agoLicense
Unknown
Self-hosted Kanban board for agile teams. Unlimited boards, real-time sync, GDPR-compliant, and available as a free Community Edition or paid Pro.
Open Source Alternative to:
Accelerate backend development with effortless scalability
Stars
12,471Last commit
4 hours agoLicense
MPL-2.0
A powerful platform for building cloud backends, automating infrastructure, and simplifying development workflows for faster, more efficient coding.
Open Source Alternative to:
A certified and battle-tested identity solution
Stars
13,925Last commit
3 months agoLicense
Apache-2.0
Ory is a certified and battle-tested identity solution backed by a large open source community and trusted by Fortune 500 companies.
Open Source Alternative to:
Ultra-fast AI gateway with enterprise-grade reliability
Stars
Stars growing over the last 30 days8,967Last commit
4 hours agoLicense
Apache-2.0
Open-source AI gateway delivering 50x faster performance than alternatives. Access 1000+ models from 8+ providers with built-in governance, fallback, and observability.
Open Source Alternative to:
Advanced automated status page for real-time monitoring
Stars
12,363Last commit
3 days agoLicense
Apache-2.0
A highly customizable monitoring solution that provides automated status pages, extensive alerting options, and detailed testing capabilities for your services and infrastructure
Open Source Alternative to:
Open source marketing automation for everyone
Stars
10,813Last commit
5 hours agoLicense
Unknown
Mautic is a free and open source marketing automation platform that helps businesses manage leads, create campaigns, and analyze results.
Open Source Alternative to:
Modern payment infrastructure for digital products and SaaS
Stars
10,373Last commit
4 hours agoLicense
Apache-2.0
Comprehensive payment solution with built-in tax handling, automated benefits, and seamless integrations for digital product and SaaS businesses.
Open Source Alternative to:
Goal-driven project management for all brains
Stars
11,875Last commit
3 hours agoLicense
AGPL-3.0
Open-source software designed to streamline tasks, boost productivity, and enhance collaboration for teams of all types, including those with ADHD and neurodiversity.
Open Source Alternative to:
Free online accounting for small businesses and freelancers
Stars
10,193Last commit
12 days agoLicense
Unknown
Self-hostable accounting software covering invoicing, expense tracking, cash flow, and client portals. Free to use, available in 50+ languages.
Open Source Alternative to:
Simplify your links with this free, modern URL shortener
Stars
11,160Last commit
2 days agoLicense
MIT
Kutt offers a free and open-source solution for shortening URLs, complete with custom domains and detailed analytics.
Open Source Alternative to:
Open-source document sharing with powerful analytics
Stars
9,256Last commit
2 months agoLicense
AGPL-3.0
Secure, customizable platform for sharing documents and tracking engagement. Perfect for sales teams, marketers, and businesses.
Open Source Alternative to:
Effortless time tracking for open source projects
Stars
9,021Last commit
3 hours agoLicense
AGPL-3.0
Seamlessly track time across multiple projects, generate insightful reports, and optimize your open source contributions.
Open Source Alternative to:
Secure desktop investment tracker for private wealth management
Stars
9,221Last commit
9 hours agoLicense
AGPL-3.0
Wealthfolio is a simple, secure desktop app for tracking investments and managing your wealth without compromising data privacy.
Open Source Alternative to:
Send invoices, accept payments, manage your business—all free
Stars
10,305Last commit
4 hours agoLicense
Elastic-2.0
Free invoicing software for freelancers and small businesses. Create professional invoices, track expenses, accept online payments, and manage projects without hidden fees.
Open Source Alternative to:
Full-text & vector search at the edge.
Stars
10,583Last commit
2 days agoLicense
Unknown
Blend full-text and semantic search for unlimited queries across 300 global locations. Get precise answers and matches at a flat rate, no matter your search volume.
Open Source Alternative to:
Instant file sharing across devices without setup
Stars
11,636Last commit
6 months agoLicense
GPL-3.0
Share files instantly between devices using peer-to-peer technology. No registration, installation, or configuration required. Works cross-platform.
Open Source Alternative to:
Self-hosted bookmark manager built for speed and simplicity
Stars
11,320Last commit
19 days agoLicense
MIT
Minimal, fast bookmark manager with automatic metadata fetching, archiving, multi-user support, and browser extensions. Easy Docker setup with SQLite.
Open Source Alternative to:
Track, analyze, and optimize your investments effortlessly
Stars
9,543Last commit
5 hours agoLicense
AGPL-3.0
Open-source wealth management software for tracking stocks, ETFs, and cryptocurrencies across multiple portfolios
Open Source Alternative to:
Cloud browser sessions for AI agents and web automation
Stars
7,846Last commit
20 hours agoLicense
Apache-2.0
Open-source browser infrastructure that lets AI agents and automation scripts control cloud browser fleets via a simple API, with built-in CAPTCHA solving and proxy management.
Open Source Alternative to:
Private workspace for notes, tasks, and databases
Stars
8,954Last commit
8 days agoLicense
Unknown
A local-first, encrypted workspace for notes, tasks, databases, and chats. Your data stays on your device, syncs peer-to-peer, and never passes through a central server.
Open Source Alternative to:
Open source metering and billing infrastructure for any pricing model
Stars
Stars growing quickly over the last 30 days6,879Last commit
5 hours agoLicense
AGPL-3.0
A flexible billing platform that handles usage-based metering, credit management, and subscription billing, giving developers full control over pricing models.
Open Source Alternative to:
Serverless backend platform for modern app development
Stars
9,363Last commit
6 hours agoLicense
MIT
Fully managed backend infrastructure with built-in authentication, database, storage, and serverless functions for rapid application development.
Open Source Alternative to:
Flexible e-commerce for modern businesses
Stars
8,530Last commit
1 day agoLicense
MIT
A headless, API-first e-commerce framework built on Node.js with TypeScript, offering customization and scalability for online stores.
Open Source Alternative to:
Visual development platform for modern web experiences
Stars
8,868Last commit
4 hours agoLicense
MIT
Drag-and-drop interface for creating and optimizing digital experiences, with headless CMS and powerful integrations.
Open Source Alternative to:
Monitor LLM performance with open-source observability
Stars
7,501Last commit
2 days agoLicense
Apache-2.0
Open-source observability platform for LLMs using OpenTelemetry. Monitor performance, track costs, and debug AI applications with just 2 lines of code.
Open Source Alternative to:
Security-first diagramming with no login required
Stars
Stars growing over the last 30 days8,892Last commit
3 days agoLicense
Apache-2.0
Create professional diagrams online or offline with security-first approach. No registration needed. Works with Google Drive, SharePoint, Atlassian, and more.
Open Source Alternative to:
Self-hostable voice agent platform with full model control
Stars
Stars growing over the last 30 days5,915Last commit
5 hours agoLicense
BSD-2-Clause
Open-source voice agent platform that lets you plug in your own STT, LLM, and TTS models, deploy on-prem or in your VPC, and build agents via MCP or a visual workflow builder.
Open Source Alternative to:
Full-stack observability without code changes
Stars
7,977Last commit
4 hours agoLicense
Apache-2.0
Coroot simplifies system monitoring by providing metrics, logs, traces, and profiling with zero instrumentation, leveraging eBPF technology.
Open Source Alternative to:
Secure, customizable e-signatures for modern businesses
Stars
7,131Last commit
1 day agoLicense
AGPL-3.0
A powerful, open-source e-signature solution offering customization, integration, and enhanced security for businesses of all sizes.
Open Source Alternative to:
Comprehensive monitoring and incident management platform
Stars
7,752Last commit
3 hours agoLicense
Apache-2.0
All-in-one solution for uptime monitoring, incident management, and status pages to keep your services running smoothly
Open Source Alternative to:
Simplify expense management for businesses of all sizes
Stars
5,067Last commit
3 hours agoLicense
MIT
Automate expense reporting, reimbursements, and corporate card management with real-time data sync and powerful integrations.
Visual app builder that integrates with your existing codebase
Stars
7,121Last commit
4 hours agoLicense
MIT
Open-source visual editor for building websites and web apps. Connect to any data source, design custom UIs, and ship production React code without leaving your stack.
Open Source Alternative to:
Dashboard for running multiple coding agents in parallel
Stars
Stars growing over the last 30 days6,040Last commit
20 hours agoLicense
Apache-2.0
Desktop app that runs 25+ coding agents simultaneously, each isolated in its own Git worktree, so you can orchestrate code changes without switching tools.
Open Source Alternative to:
c15t – Open-source cookie banner, built for control and lightening fast modern web apps.
Sent
Stellar Hosted
InfluxDB