Open Source Projects using Esbuild
A curated collection of the 133 best open source software using Esbuild. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.
Desktop and phone app for your Claude, Codex and Grok sessions
Stars
24,493Last commit
8 hours agoLicense
MIT
Orchestrates Claude Code, Codex, and Grok through a single desktop and mobile app, reusing the AI subscriptions you already pay for.
Open Source Alternative to:
Automate workflows with no-code integration platform
Stars
25,378Last commit
8 hours agoLicense
MIT
Open-source integration platform for seamless workflow automation. Connect apps, automate tasks, and boost productivity effortlessly.
Open Source Alternative to:
Chromium browser built for sharing with AI agents
Stars
Stars growing quickly over the last 30 days21,710Last commit
9 hours agoLicense
MIT
A Chromium-based browser that lets AI agents like Claude Code and Codex run web automation using your real logged-in sessions, without interrupting your browsing.
Open Source Alternative to:
Run coding agents from your phone, desktop, or terminal
Stars
Stars growing quickly over the last 30 days23,128Last commit
5 hours agoLicense
Apache-2.0
Self-hosted orchestrator for coding agents like Claude Code, Codex, and Cursor, controlled from phone, desktop, web, or CLI.
Open Source Alternative to:
Spaced repetition flashcards that remember for you
Stars
32,572Last commit
18 hours agoLicense
Unknown
Flashcard app using spaced repetition to schedule reviews at the exact moment you're likely to forget, so you retain more with less study time.
Open Source Alternative to:
All-in-one workspace for project, chat, and docs
Stars
28,048Last commit
9 hours agoLicense
EPL-2.0
Combines project management, team chat, virtual office, and collaborative docs into a single platform. A self-hostable alternative to Linear, Jira, Slack, and Notion.
Open Source Alternative to:
Local-first, Git-native personal knowledge base with AI
Stars
20,461Last commit
11 hours agoLicense
AGPL-3.0
A free, open source note-taking app built on plain Markdown files, Git version control, and direct AI model integration. No account required.
Open Source Alternative to:
Build powerful web apps without complex coding
Stars
28,384Last commit
19 hours agoLicense
Unknown
Low-code platform for creating custom business applications quickly. Design, automate, and deploy with ease.
Open Source Alternative to:
Take control of your identity with a secure, flexible solution
Stars
26,238Last commit
5 hours agoLicense
MIT
authentik is an open-source identity provider that offers self-hosted authentication, authorization, and user management for businesses of all sizes.
Open Source Alternative to:
Zero trust network access that's better than VPN
Stars
23,316Last commit
12 hours agoLicense
AGPL-3.0
Deploy zero trust access to infrastructure, self-hosted apps, and SaaS tools in days. Identity-aware security with seamless user experience.
Open Source Alternative to:
Create 2D and 3D games without coding, powered by AI assistance
Stars
Stars growing over the last 30 days28,451Last commit
21 hours agoLicense
Unknown
Free, open-source game engine with visual event system, AI tutor, and one-click publishing to Steam, iOS, Android, and web platforms.
Open Source Alternative to:
Flexible database meets intuitive spreadsheet interface
Stars
21,954Last commit
6 hours agoLicense
AGPL-3.0
Open-source platform combining powerful database capabilities with a user-friendly spreadsheet interface for efficient data management and collaboration.
Open Source Alternative to:
Task manager with time tracking, focus mode, and deep work tools
Stars
Stars growing over the last 30 days23,419Last commit
7 hours agoLicense
MIT
Privacy-first task manager combining task lists, Kanban, Pomodoro timers, time tracking, and integrations with GitHub, GitLab, and Jira. No account required, works offline.
Open Source Alternative to:
Desktop multi-agent workforce for automating real tasks
Stars
15,745Last commit
13 hours agoLicense
Apache-2.0
Self-hostable desktop app that runs a coordinated team of AI agents to browse the web, manage files, execute terminal commands, and complete complex workflows.
Open Source Alternative to:
Secure, open-source document signing for everyone
Stars
15,658Last commit
5 hours agoLicense
AGPL-3.0
Streamline your document workflows with a powerful, privacy-focused e-signature platform that puts you in control of your data.
Open Source Alternative to:
Open-source workflow automation for developers
Stars
18,391Last commit
5 hours agoLicense
Unknown
Powerful, self-hosted platform for building and running workflows, scripts, and apps with code-first approach and collaborative features.
Open Source Alternative to:
Run long-running AI tasks without timeouts or servers
Stars
16,716Last commit
2 days agoLicense
Apache-2.0
Open source TypeScript platform for building and deploying AI agents and background workflows with retries, queues, observability, and elastic scaling.
Open Source Alternative to:
Fast grammar checking that respects your privacy
Stars
Stars growing over the last 30 days17,415Last commit
12 hours agoLicense
Apache-2.0
Open source grammar checker that analyzes your writing quickly while keeping your data completely private and secure on your device.
Open Source Alternative to:
A team of AI agents in a chat app, on your own machine
Stars
Stars growing quickly over the last 30 days12,322Last commit
6 hours agoLicense
Apache-2.0
Run a team of AI agents locally on your own API keys and subscriptions, with scheduled tasks, computer use, and Gmail, GitHub and Slack integrations.
Open Source Alternative to:
Open-source API documentation and testing platform
Stars
16,376Last commit
10 hours agoLicense
MIT
Scalar is an open-source tool for building, customizing, and hosting interactive API documentation with OpenAPI support.
Open Source Alternative to:
Understand your audience with privacy-first analytics.
Stars
13,209Last commit
1 day agoLicense
AGPL-3.0
Get next-gen, open-source, and cookieless web analytics. Understand user behavior with session replays, real-time data, and web vitals. GDPR/CCPA compliant.
Open Source Alternative to:
Common layer for composing and governing AI agents
Stars
Stars growing over the last 30 days11,225Last commit
5 hours agoLicense
Apache-2.0
Meta-harness that sits above Claude Code, Codex, and other AI agents to add policy enforcement, sandboxing, and real-time collaborative sessions.
Open Source Alternative to:
Privacy-first survey and experience management platform
Stars
13,217Last commit
5 hours agoLicense
AGPL-3.0
Collect feedback across websites, apps, and emails with targeted surveys, user segmentation, and GDPR-compliant data handling. Self-host or use the cloud.
Open Source Alternative to:
Zero-knowledge encrypted notes that sync across all devices
Stars
14,887Last commit
6 hours agoLicense
GPL-3.0
End-to-end encrypted note-taking app with zero-knowledge architecture, cross-device sync, web clipper, and a self-hostable sync server.
Open Source Alternative to:
Build powerful AI agents with cutting-edge LLM technology
Stars
14,980Last commit
13 hours agoLicense
MIT
A comprehensive platform for creating AI agents with intuitive tools, extensive integrations, and enterprise-grade features powered by the latest language models.
Open Source Alternative to:
Build full-stack apps with TypeScript and real-time sync
Stars
12,778Last commit
7 hours agoLicense
Unknown
Open-source reactive database that keeps your web and mobile apps in sync. Write everything in TypeScript with built-in auth, cron jobs, and AI integration.
Open Source Alternative to:
Open source messaging with privacy and community focus
Stars
10,776Last commit
9 hours agoLicense
AGPL-3.0
Free, open-source instant messaging and VoIP platform with full Markdown support, voice/video calls, moderation tools, and self-hosting options for communities.
Open Source Alternative to:
Build beautiful documentation sites with Next.js
Stars
13,547Last commit
18 hours agoLicense
MIT
A flexible Next.js framework for creating stunning documentation sites with MDX support, built-in search, and customizable components.
Open Source Alternative to:
Decentralized video platform for true digital freedom
Stars
15,388Last commit
5 hours agoLicense
AGPL-3.0
Create your own video hosting platform with PeerTube - a free, open-source alternative to YouTube. Join 600,000+ videos across 1,000+ interconnected platforms without ads or tracking.
Open Source Alternative to:
Build product integrations with 500+ APIs in hours
Stars
Stars growing over the last 30 days13,123Last commit
5 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:
Design editor that opens Figma files, runs AI, and stays local
Stars
Stars growing over the last 30 days9,624Last commit
6 hours agoLicense
MIT
A Figma-compatible design editor with built-in AI chat, headless CLI, real-time P2P collaboration, and a Vue SDK for building custom editors. No account needed.
Open Source Alternative to:
Visual editing for your Git-based content
Stars
13,868Last commit
6 hours agoLicense
Apache-2.0
A headless CMS that simplifies content management with real-time editing, Git-based workflows, and developer-friendly customization.
Open Source Alternative to:
AI-Powered Note Taking App
Stars
11,163Last commit
7 hours agoLicense
GPL-3.0
The next generation of open-source AI-powered card notes designed to help you quickly capture and organize inspiration so that ideas never run out.
Open Source Alternative to:
Simple, secure project management for development teams
Stars
Stars growing over the last 30 days9,718Last commit
14 hours agoLicense
MIT
Self-hosted project management platform with visual task management, data privacy, and complete control over customization - built by developers for developers.
Open Source Alternative to:
Realtime client-side database for collaborative apps
Stars
10,562Last commit
7 hours agoLicense
Apache-2.0
Instant is a database solution for building real-time and offline-enabled applications, simplifying the development of collaborative products.
Open Source Alternative to:
Modern payment infrastructure for digital products and SaaS
Stars
10,464Last commit
5 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:
Full-stack observability without the enterprise price tag
Stars
9,990Last commit
8 hours agoLicense
MIT
Open source observability platform unifying session replays, logs, traces, metrics and errors. Fast search, automatic clustering, $0.40/GB pricing.
Open Source Alternative to:
Visual web development with code-level control
Stars
9,147Last commit
6 hours agoLicense
AGPL-3.0
Powerful no-code platform for building responsive websites. Combines visual editing with full HTML/CSS customization.
Open Source Alternative to:
Flexible, scalable Node.js CMS and app framework
Stars
9,987Last commit
2 days agoLicense
MIT
A powerful, customizable content management system and application framework built on Node.js, GraphQL, and React
Open Source Alternative to:
Real-time observability for modern web applications
Stars
9,386Last commit
13 days agoLicense
Apache-2.0
Comprehensive monitoring solution offering error tracking, session replay, and performance insights for seamless debugging and optimization.
Open Source Alternative to:
Visual development platform for modern web experiences
Stars
8,884Last commit
24 hours agoLicense
MIT
Drag-and-drop interface for creating and optimizing digital experiences, with headless CMS and powerful integrations.
Open Source Alternative to:
Comprehensive open-source business management platform
Stars
Stars growing over the last 30 days8,695Last commit
1 day agoLicense
AGPL-3.0
All-in-one solution for ERP, CRM, HRM, ATS, and project management to streamline your business operations
Open Source Alternative to:
Bright Data – Web data for AI agents and apps. Built-in unblocking, proxies, and ready-made APIs.
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