Open Source Projects using Python
A curated collection of the 287 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.
Local meeting recorder that keeps your audio off the cloud
Stars
1,440Last commit
20 hours agoLicense
MIT
Records meetings and voice memos locally using whisper.cpp, writes structured markdown to disk, and exposes 31 MCP tools so any AI agent can query your conversation history.
Open Source Alternative to:
Open-source feature flag management for seamless deployments
Stars
1,902Last commit
10 hours agoLicense
MIT
FeatBit is a fast, scalable feature flag service that enables risk mitigation and fosters business growth through controlled feature releases.
Open Source Alternative to:
Serverless GPU compute with sub-second cold starts
Stars
1,746Last commit
6 hours agoLicense
AGPL-3.0
Run GPU inference, task queues, and sandboxes on serverless infrastructure with sub-second cold starts, autoscaling, and support for your own AWS, GCP, or bare metal.
Open Source Alternative to:
Open source CI/CD platform that's faster and costs less
Stars
1,577Last commit
14 hours agoLicense
Unknown
Continuous integration and delivery platform offering faster builds, lower costs, and maintenance-free operations. Cut build times dramatically while reducing CI/CD expenses by 50%.
Open Source Alternative to:
Transform any song into karaoke with AI-powered vocals
Stars
1,412Last commit
13 hours agoLicense
GPL-3.0
AI-powered karaoke software that separates vocals from any song, transcribes lyrics with word-level sync, scores your pitch in real-time, and includes dynamic backgrounds.
Open Source Alternative to:
Managed identity and access management for any app
Stars
1,990Last commit
2 days agoLicense
Apache-2.0
Authgear is a managed IAM platform handling authentication, SSO, and user management for B2C and B2B apps, with biometrics, MFA, and zero-trust support.
Open Source Alternative to:
Unlock Data's Potential with Open Source Power
Stars
1,361Last commit
8 hours agoLicense
Apache-2.0
Leverage advanced analytics with a modern PostgreSQL kernel. 100% open source for robust data solutions.
Open Source Alternative to:
Open-source knowledge management and collaboration platform
Stars
1,298Last commit
8 hours agoLicense
LGPL-2.1
XWiki is a flexible, feature-rich wiki software that helps organizations structure and share knowledge efficiently.
Open Source Alternative to:
GitOps orchestration for infrastructure as code
Stars
1,263Last commit
6 hours agoLicense
MPL-2.0
Automate infrastructure changes with secure GitOps workflows. Plan, validate, and deploy Terraform, OpenTofu, and Pulumi directly from pull requests.
Open Source Alternative to:
Powerful open-source business intelligence for data-driven decisions
Stars
1,005Last commit
1 day agoLicense
AGPL-3.0
Connect multiple data sources, build complex queries, create insightful visualizations, and organize powerful dashboards to make informed business decisions.
Open Source Alternative to:
Open-source testing agent for UI, API, security, accessibility & visual QA
Stars
1,120Last commit
16 days 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:
AI-powered automation that lives in your Slack workspace
Stars
1,095Last commit
4 months agoLicense
Apache-2.0
Connect all your apps through Pearl, an AI assistant that automates workflows directly in Slack. No coding required - save 10+ hours weekly with intelligent task automation.
Open Source Alternative to:
Self-hosted SERP API for Google, Bing, Yandex, and more
Stars
1,282Last commit
28 days agoLicense
MIT
Query Google, Bing, Yandex, Baidu, DuckDuckGo, and Ecosia through one REST API. Self-host free under MIT, or use the managed cloud option.
Open Source Alternative to:
Agile project management for cross-functional teams
Stars
847Last commit
15 days agoLicense
MPL-2.0
Self-hostable agile project management tool with Kanban and Scrum boards, sprint planning, issue tracking, and reporting for teams of any size.
Open Source Alternative to:
Secure, deploy, and manage application secrets effortlessly
Stars
904Last commit
16 hours agoLicense
MIT
Open source platform for engineering teams to manage secrets and environment variables from development to production, with powerful integrations.
Open Source Alternative to:
Revolutionizing data processing with Compute Over Data
Stars
868Last commit
4 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.
One self-hosted binary replaces Vercel, Sentry, and analytics tools
Stars
650Last commit
6 hours agoLicense
Apache-2.0
Self-hosted platform for small dev teams combining deployments, error tracking, analytics, session replay, uptime monitoring, and managed databases in one dashboard.
Open Source Alternative to:
Simplify server management with an intuitive interface
Stars
732Last commit
9 hours agoLicense
MIT
A user-friendly, open-source control panel for effortless server administration, designed for both beginners and experts.
Open Source Alternative to:
Dictate faster and control your Mac with voice
Stars
616Last commit
3 months agoLicense
MIT
Free, open-source macOS voice assistant that transcribes speech, applies AI transformations, and controls apps hands-free. No subscription, no training required.
Open Source Alternative to:
Persistent cloud VMs that hibernate and wake in seconds
Stars
470Last commit
8 hours agoLicense
Apache-2.0
Provides always-on virtual machines for AI agents with full OS access, persistent state, elastic CPU/memory resizing, and instant checkpoints.
Open Source Alternative to:
Open source company management for high-performance startups
Stars
543Last commit
6 hours agoLicense
Apache-2.0
Operately is an open source platform that centralizes projects, goals, and processes, helping startups run efficiently without a COO.
Open Source Alternative to:
Open-source AI browser for intelligent web automation
Stars
500Last commit
5 months agoLicense
BSD-3-Clause
Privacy-focused AI browser with intelligent agents for research, analysis, and workflow automation. Features unified memory, compliance guardrails, and seamless integrations.
Open Source Alternative to:
Real-time event tracking and response for tech products
Stars
476Last commit
24 days agoLicense
AGPL-3.0
Track critical events, receive instant notifications, and respond to product activities with customizable webhooks and action buttons
Open Source Alternative to:
AI governance made simple, secure, and compliant
Stars
338Last commit
15 hours agoLicense
AGPL-3.0
Open-source AI governance platform helping teams meet regulatory standards like EU AI Act and ISO 42001. Monitor model performance, manage risks, and maintain compliance with enterprise-grade security.
Open Source Alternative to:
Unified API, event, and AI agent management platform
Stars
441Last commit
6 hours agoLicense
Apache-2.0
Full-lifecycle API management platform that unifies synchronous and asynchronous ecosystems. Manage APIs, event streams, and AI agents with enterprise security and 4x faster gateway performance.
Open Source Alternative to:
Fast, secure, and privacy-focused web browsing
Stars
371Last commit
1 day 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:
Experiment tracking platform for ML teams
Stars
392Last commit
6 months agoLicense
Apache-2.0
Open source ML experiment tracking platform with parameter and gradient logging, media tracking, real-time alerts, and full Weights & Biases API compatibility.
Open Source Alternative to:
Transform idle cash into competitive yield for startups
Stars
249Last commit
5 months agoLicense
MIT
High-yield treasury management for startups earning 8% APY with insurance coverage up to $1M. Open US/EU accounts instantly with full liquidity and no minimums.
Self-hosted project management with boards and test tracking
Stars
94Last commit
10 hours agoLicense
AGPL-3.0
Self-hosted, open-source project management tool with boards, milestones, portals, time tracking, and test management on your own infrastructure.
Open Source Alternative to:
Lightweight, accessible product tours built for React developers
Stars
61Last commit
2 months agoLicense
MIT
Headless React tour library with WCAG 2.1 AA accessibility, TypeScript support, and pre-styled components. Under 8KB gzipped with full customization control.
Open Source Alternative to:
Ship features while you sleep with autonomous AI agents
Stars
72Last commit
2 months agoLicense
Apache-2.0
Deploy AI agents that build features, fix bugs, and handle complex workflows overnight. Wake up to tested code and ready-to-review pull requests.
Open Source Alternative to:
AI-powered root cause analysis for on-call alerts, self-hosted and air-gapped
Stars
35Last commit
15 hours agoLicense
Apache-2.0
Receive alerts from Grafana, Datadog, and Prometheus with AI-generated root cause analysis. Self-hosted on Kubernetes, fully air-gapped capable, Apache 2.0 licensed.
Open Source Alternative to:
AI-powered task management with radical focus
Stars
26Last commit
5 months agoLicense
AGPL-3.0
Open source minimalist task management tool with AI companion that filters noise, automates coordination, and guides teams through complexity with calm focus.
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:
LLM observability: cost, latency, and traces in one place
Stars
12Last commit
17 hours agoLicense
MIT
Drop-in observability platform for OpenAI, Anthropic, and Gemini that logs every request, tracks costs, traces agent workflows, and flags anomalies and PII.
Open Source Alternative to:
CodeRabbit – The leading AI Code Review platform. Ship better quality code in 50% less time, with 90% fewer bugs.
Stellar Hosted
Sevalla
Sent