Open Source Projects using Python
A curated collection of the 332 best open source software using Python. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.
Comprehensive monitoring and incident management platform
Stars
7,743Last commit
6 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:
A team of AI agents in a chat app, on your own machine
Stars
5,149Last 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:
Visual app builder that integrates with your existing codebase
Stars
7,117Last commit
19 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:
The tensor database for AI data
Stars
9,253Last commit
5 months agoLicense
Apache-2.0
Deep Lake is an open-source database for storing, querying and managing complex AI data like images, audio, and embeddings.
Open Source Alternative to:
Unified observability database for metrics, logs, and traces
Stars
6,745Last commit
6 hours agoLicense
Apache-2.0
Cloud-native observability database unifying metrics, logs, and traces with sub-second queries, 50x cost reduction, and seamless OpenTelemetry integration.
Open Source Alternative to:
Automate crypto trading with open-source strategies
Stars
6,826Last commit
3 days agoLicense
GPL-3.0
OctoBot is an open-source platform for automated cryptocurrency trading, offering customizable strategies and easy integration with exchanges.
Open Source Alternative to:
Desktop SQL client with built-in MCP for AI agent access
Stars
5,236Last commit
22 hours agoLicense
Apache-2.0
Desktop database client for PostgreSQL, MySQL/MariaDB, SQLite, and 14+ more databases, with a built-in MCP server, SQL notebooks, visual query builder, and a plugin system.
Open Source Alternative to:
Build reliable AI apps with comprehensive observability
Stars
6,228Last commit
7 hours 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:
Build stateful backends with in-memory actors
Stars
6,313Last commit
7 hours agoLicense
Apache-2.0
Open-source infrastructure for long-lived, in-memory processes called Actors. Combines state and compute with sub-millisecond latency, realtime capabilities, and horizontal scaling.
Open Source Alternative to:
Flexible project management you can host yourself
Stars
6,049Last commit
6 hours agoLicense
GPL-2.0
Self-hosted project management web app built on Ruby on Rails with issue tracking, time logging, SCM integration, and multi-project support across any database.
Open Source Alternative to:
Time-series database built for industrial IoT workloads
Stars
6,420Last commit
6 hours agoLicense
Apache-2.0
Apache IoTDB manages industrial IoT time-series data with high-throughput read/write, edge-cloud sync, ultra-high compression, and integrations with Hadoop, Spark, Flink, and Grafana.
Open Source Alternative to:
Sync and transform data from any source to any destination
Stars
6,542Last commit
6 hours agoLicense
MPL-2.0
CloudQuery is an open-source ELT platform that enables easy data integration from hundreds of cloud and security tools to any destination.
Open Source Alternative to:
Open source cloud infrastructure trusted at massive scale
Stars
6,063Last commit
6 hours agoLicense
Apache-2.0
OpenStack manages compute, storage, and networking across VMs, bare metal, and containers via APIs or a dashboard. Trusted by Walmart, China Mobile, and more.
Open Source Alternative to:
Feature flags and remote config for rapid deployment
Stars
6,600Last commit
2 days agoLicense
BSD-3-Clause
Powerful feature management platform for seamless software releases, A/B testing, and personalized user experiences.
Open Source Alternative to:
Clean your system and free disk space
Stars
7,156Last commit
11 hours agoLicense
GPL-3.0
BleachBit frees disk space & protects privacy by deleting cache, cookies, history & temp files from Firefox, Chrome & more. Open source for Linux/Windows.
Open Source Alternative to:
Distributed OLAP database for real-time analytics at scale
Stars
6,161Last commit
7 hours agoLicense
Apache-2.0
Sub-second SQL queries on fresh streaming data at petabyte scale, built for high-concurrency user-facing apps and AI agent backends.
Open Source Alternative to:
Free, cross-platform video editor that's easy to learn
Stars
6,655Last commit
16 hours agoLicense
GPL-3.0
A free, open-source video editor for Linux, Mac, and Windows with animation, effects, multi-track editing, and 3D title rendering.
Open Source Alternative to:
Build scalable authorization in minutes, not months
Stars
5,963Last commit
4 days agoLicense
AGPL-3.0
Open-source authorization service for implementing fine-grained access controls. Centralized, scalable solution supporting RBAC, ABAC and ReBAC with Google Zanzibar-inspired architecture.
Open Source Alternative to:
Continuous web-based localization for global reach
Stars
6,113Last commit
6 hours agoLicense
GPL-3.0
Web-based continuous localization platform with version control integration, quality checks, and clean interface. Used by 2,500+ projects in 165+ countries.
Open Source Alternative to:
Build, automate, and improve AI agents with your team
Stars
4,843Last commit
19 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:
Professional image editing without the price tag
Stars
6,529Last commit
9 hours agoLicense
Unknown
Free, open-source image editor with professional tools for photo manipulation, digital art creation, and graphic design. Cross-platform support.
Open Source Alternative to:
Simulation-based testing and evaluation for AI agents
Stars
4,977Last commit
6 hours agoLicense
Apache-2.0
Tests AI agents through multi-turn simulations, LLM-based scoring, and production tracing so teams can ship reliable agents with confidence.
Open Source Alternative to:
Open-source CRM that puts simplicity and control first
Stars
3,818Last commit
6 hours agoLicense
AGPL-3.0
A flexible and customizable CRM platform for managing contacts, deals, and customer relationships without the complexity or user-based pricing of traditional solutions.
Open Source Alternative to:
Open source modular logistics platform for faster app development
Stars
4,362Last commit
6 hours agoLicense
AGPL-3.0
Fleetbase is a comprehensive open source logistics suite offering API, TMS, driver and customer apps for streamlined operations and development.
Open Source Alternative to:
Enterprise workplace AI with data you own and control
Stars
3,839Last commit
6 hours agoLicense
Apache-2.0
Self-hostable enterprise AI platform that unifies business data across apps, powers a knowledge graph for cited answers, and lets teams build AI agents across their stack.
Open Source Alternative to:
Navigate anywhere with detailed offline maps and GPS
Stars
6,093Last commit
18 hours agoLicense
Unknown
Comprehensive offline navigation app with detailed maps, turn-by-turn guidance, and specialized routing for hiking, cycling, and walking worldwide.
Open Source Alternative to:
Spreadsheet-like interface for PostgreSQL databases
Stars
5,156Last commit
14 hours agoLicense
GPL-3.0
A self-hosted tool that provides an intuitive, spreadsheet-style interface for viewing, editing, and querying PostgreSQL databases without technical expertise.
Open Source Alternative to:
Professional video editing without the price tag
Stars
5,894Last commit
12 hours agoLicense
GPL-3.0
Cross-platform non-linear video editor offering professional features for free. Edit videos on Linux, Windows, macOS, and BSD with advanced tools and effects.
Open Source Alternative to:
Powerful observability made simple for developers
Stars
4,518Last commit
9 hours agoLicense
MIT
Logfire offers intuitive observability tools for Python applications, combining logs, profiling, and telemetry in one platform.
Open Source Alternative to:
Stateful AI agents that remember, learn, and improve over time
Stars
3,652Last commit
6 hours agoLicense
Apache-2.0
Build persistent AI agents with continuous memory, scheduled tasks, and multi-channel communication via Slack, Discord, and Telegram, using your own API keys.
Open Source Alternative to:
Build reliable AI agents with unified tool integration
Stars
4,916Last commit
5 months agoLicense
Apache-2.0
Platform for connecting AI agents to 500+ tools with built-in multi-tenant auth management and granular permissions using either function calling or a unified MCP server
Open Source Alternative to:
Lightweight distributed storage for self-hosting
Stars
4,729Last commit
3 days agoLicense
AGPL-3.0
Self-contained distributed object storage with S3 API compatibility. Runs on minimal hardware, replicates data across 3 zones for maximum resilience.
Open Source Alternative to:
A spreadsheet engine you can embed, self-host, or run in the browser
Stars
4,220Last commit
1 day agoLicense
Apache-2.0
IronCalc is an open-source, Rust-powered spreadsheet engine with .xlsx support, 300+ functions, and bindings for JavaScript and Python.
Open Source Alternative to:
Deploy apps instantly with git push - open source alternative
Stars
4,768Last commit
8 months agoLicense
MIT
Open source deployment platform that deploys apps directly from GitHub with zero-downtime, real-time logs, preview URLs, and support for Python, Node.js frameworks.
Open Source Alternative to:
Open-source growth platform for customer-centric teams
Stars
4,092Last commit
6 hours agoLicense
AGPL-3.0
All-in-one solution for marketing, sales, and customer service. Boost engagement, streamline workflows, and drive growth.
Open Source Alternative to:
Open source security automation platform for builders
Stars
3,845Last commit
18 hours agoLicense
AGPL-3.0
Tracecat is a scalable, self-hostable platform for automating security workflows and playbooks without limits.
Open Source Alternative to:
Secure, policy-based access control for modern applications
Stars
4,626Last commit
6 hours agoLicense
Apache-2.0
A scalable authorization layer that provides fine-grained access control through externalized policies, enabling secure and flexible permissions management.
Open Source Alternative to:
Open-source ticketing system for streamlined support
Stars
3,437Last commit
6 hours agoLicense
AGPL-3.0
Frappe Helpdesk consolidates customer issues, automates workflows, and empowers self-service to boost agent productivity and customer satisfaction.
Open Source Alternative to:
Free office suite with Microsoft compatibility
Stars
4,533Last commit
7 hours agoLicense
GPL-3.0
Complete free office suite compatible with Microsoft formats (.doc, .docx, .xls, .xlsx, .ppt, .pptx). Open source alternative with regular updates.
Open Source Alternative to:
Track coding time effortlessly, gain insights instantly
Stars
4,455Last commit
17 hours agoLicense
MIT
Open-source, self-hosted time tracking solution for developers. Analyze coding habits, improve productivity, and visualize progress.
Open Source Alternative to:
High-performance graph computing for scalable data analysis
Stars
4,622Last commit
8 hours agoLicense
Unknown
Memgraph is a scalable, in-memory graph database solution offering high-performance computing and Neo4j compatibility.
Open Source Alternative to:
Open source observability platform for modern applications
Stars
4,305Last commit
11 days agoLicense
AGPL-3.0
Uptrace is an OpenTelemetry-based platform that integrates traces, metrics, and logs to help monitor and optimize complex distributed systems.
Open Source Alternative to:
Postiz – The All-in-One agentic social media scheduling tool
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