Open Source Projects using Poetry
A curated collection of the 30 best open source software using Poetry. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.
Structured control layer for customer-facing AI agents
Stars
18,275Last commit
2 months agoLicense
Apache-2.0
A conversational AI server that manages agent behavior through context-aware guidelines, keeping responses consistent, auditable, and aligned at scale.
Open Source Alternative to:
Postgres-powered backend platform for production apps
Stars
108,844Last commit
5 hours agoLicense
Apache-2.0
Provides a full backend stack built on Postgres: authentication, auto-generated APIs, edge functions, realtime subscriptions, file storage, and vector search.
Open Source Alternative to:
Autonomous coding agents that complete real engineering tasks
Stars
86,175Last commit
6 hours agoLicense
MIT
AI agent platform that runs autonomous coding agents to plan, write, and ship changes across codebases end-to-end, with support for any model and self-hosted deployment.
Open Source Alternative to:
Persistent memory layer for AI agents and apps
Stars
64,709Last commit
8 hours agoLicense
Apache-2.0
Adds persistent, searchable memory to AI agents and apps, so they remember user preferences and past interactions across sessions without pipeline changes.
Open Source Alternative to:
AI-powered analytics workspace built for investment teams
Stars
72,671Last commit
1 month agoLicense
AGPL-3.0
Connects proprietary, licensed, and public financial data with AI agents in a self-hostable workspace for asset managers, hedge funds, and banks.
Open Source Alternative to:
LLM gateway for auth, load balancing, and spend tracking
Stars
58,047Last commit
5 hours agoLicense
Unknown
Acts as a unified proxy across 100+ LLMs, normalizing them to the OpenAI format while handling virtual keys, budgets, rate limits, fallbacks, and cost tracking.
Open Source Alternative to:
Build AI copilots for your product in hours, not months
Stars
37,204Last commit
5 hours agoLicense
MIT
Integrate production-ready AI copilots into any product quickly and easily with CopilotKit's open-source platform.
Open Source Alternative to:
Build and deploy AI agents with advanced memory
Stars
24,622Last commit
12 days agoLicense
Apache-2.0
Letta is an open-source platform for creating AI agents with built-in memory, reasoning, and support for thousands of tools.
Open Source Alternative to:
Connect, query, visualize, and share your data
Stars
28,781Last commit
1 day agoLicense
BSD-2-Clause
Redash is an open-source data visualization and analytics platform that helps teams make sense of their data through SQL queries and interactive dashboards.
Open Source Alternative to:
Open-source data integration for modern teams
Stars
21,992Last commit
5 hours agoLicense
Elastic-2.0
Seamlessly sync data from any source to any destination with a flexible, extensible platform that grows with your data needs.
Open Source Alternative to:
Flexible e-commerce platform for modern businesses
Stars
23,291Last commit
11 hours agoLicense
BSD-3-Clause
Headless, API-first e-commerce solution with powerful features for customization, scalability, and seamless integration across channels.
Open Source Alternative to:
Serverless Postgres for modern applications
Stars
23,040Last commit
5 days agoLicense
Apache-2.0
Cloud-native, auto-scaling Postgres with instant branching, bottomless storage, and pay-per-use pricing
Open Source Alternative to:
Track time automatically with privacy-first design
Stars
18,809Last commit
10 hours agoLicense
MPL-2.0
Free open-source time tracker that automatically monitors your device usage. Cross-platform support with local data storage for complete privacy.
Open Source Alternative to:
Secure cloud environments for enterprise AI agents
Stars
13,674Last commit
8 hours agoLicense
Apache-2.0
Provide AI agents with secure, isolated sandboxes featuring real-world tools, code execution, and enterprise-grade security. Trusted by 88% of Fortune 100 companies.
Open Source Alternative to:
Build full-stack apps with TypeScript and real-time sync
Stars
12,483Last commit
6 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:
Unify, automate, and elevate your monitoring workflow
Stars
12,281Last commit
3 days agoLicense
MIT
Open-source platform for centralizing alerts, automating responses, and enhancing incident management across your tech stack.
Open Source Alternative to:
Private meeting notes, no bots, files you own
Stars
9,241Last commit
5 hours agoLicense
MIT
Records system audio without joining your call, then turns rough notes into editable summaries. Audio, transcripts, and notes stay as local files.
Open Source Alternative to:
Distributed task queue for background jobs and workflows
Stars
7,872Last commit
5 hours agoLicense
MIT
Durable orchestration platform for managing AI agents, scheduling background tasks, and running mission-critical workflows.
Open Source Alternative to:
Magical data pipeline tool for seamless transformations
Stars
8,819Last commit
22 days agoLicense
Apache-2.0
Open-source data pipeline platform for effortless data integration, transformation, and orchestration using Python, SQL, and R.
Open Source Alternative to:
Real-time observability for modern web applications
Stars
9,372Last commit
15 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:
Open-source A/B testing and feature flagging platform
Stars
8,284Last commit
6 hours agoLicense
MIT
Powerful, developer-friendly experimentation tool for data-driven product decisions. Seamless integration, real-time insights, and flexible deployment.
Open Source Alternative to:
Monitor LLM performance with open-source observability
Stars
7,413Last commit
26 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:
Build reliable AI apps with comprehensive observability
Stars
6,132Last commit
5 days agoLicense
Apache-2.0
Open-source platform for logging, monitoring, and debugging LLM applications. Route, debug, and analyze AI apps with comprehensive observability tools.
Open Source Alternative to:
Feature flags and remote config for rapid deployment
Stars
6,538Last commit
7 hours agoLicense
BSD-3-Clause
Powerful feature management platform for seamless software releases, A/B testing, and personalized user experiences.
Open Source Alternative to:
Build, automate, and improve AI agents with your team
Stars
4,683Last commit
5 hours agoLicense
MIT
Open-source workspace for building and running AI agents: chat-driven development, scheduling, human-in-the-loop approvals, versioning, and tracing. Self-host or use the cloud.
Open Source Alternative to:
Real-time usage metering and billing for AI companies
Stars
2,244Last commit
7 hours agoLicense
Apache-2.0
Open source billing platform that turns events into revenue with real-time metering, usage limits, and flexible pricing. Integrates with Stripe, CRMs, and payment providers.
Open Source Alternative to:
Open-source testing agent for UI, API, security, accessibility & visual QA
Stars
1,146Last commit
1 month agoLicense
AGPL-3.0
Hercules is the first open-source testing agent, enabling zero-code, zero-maintenance UI, API, security, accessibility, and visual validations.
Open Source Alternative to:
Revolutionizing data processing with Compute Over Data
Stars
871Last 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.
Fast, secure, and privacy-focused web browsing
Stars
386Last commit
20 hours agoLicense
MPL-2.0
Midori Browser is a lightweight, fast, and secure browser that protects users' privacy, available for Windows, Linux, and Android.
Open Source Alternative to:
Ask once, get answers across every document
Stars
13Last commit
2 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:
Sevalla – Deploy your app before your coffee gets cold. It’s that easy. Try Sevalla with $50 free credit.
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