All Open Source Projects
79 verified projects. Filter by license, language, and hosting.
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N
Nextcloud✓ Verified★ 28K
Self-hosted productivity platform. File sync, calendar, contacts, office suite, and more.
Alt: Dropbox, Google Drive
n8n
n8n✓ Verified★ 51K
Workflow automation tool. Connect anything to everything with a visual node editor.
Alt: Zapier, Make
P
Plausible✓ Verified★ 21K
Privacy-friendly web analytics. No cookies, GDPR compliant, lightweight script.
Alt: Google Analytics
C
Cal.com✓ Verified★ 33K
Open source scheduling infrastructure. Calendly alternative with full API and self-hosting.
Alt: Calendly
B
Bitwarden✓ Verified★ 16K
Password manager with zero-knowledge encryption. Free for personal use. Self-hostable.
Alt: 1Password, LastPass
M
Mattermost✓ Verified★ 31K
Secure team collaboration platform. Channels, threads, integrations, and playbooks.
Alt: Slack, Teams
G
Gitea✓ Verified★ 46K
Lightweight self-hosted Git service. Painless to set up, fast, and easy to use.
Alt: GitHub, GitLab
A
Appwrite✓ Verified★ 46K
Open source backend-as-a-service. Auth, databases, storage, functions, and messaging.
Alt: Firebase, Supabase
S
Supabase✓ Verified★ 75K
Open source Firebase alternative. Postgres database, auth, realtime, storage, and edge functions.
Alt: Firebase
I
Immich✓ Verified★ 55K
Self-hosted photo and video backup solution. High-performance Google Photos alternative.
Alt: Google Photos
G
Ghost✓ Verified★ 48K
Professional publishing platform. Memberships, newsletters, and content monetization built-in.
Alt: WordPress, Substack, Medium
K
Keycloak✓ Verified★ 24K
Identity and access management. SSO, social login, user federation, and fine-grained authorization.
Alt: Auth0, Okta
G
Grafana✓ Verified★ 66K
Observability platform. Beautiful dashboards for metrics, logs, and traces from any data source.
Alt: Datadog, New Relic
N
NocoDB✓ Verified★ 50K
Open source Airtable alternative. Turn any database into a smart spreadsheet interface.
Alt: Airtable
J
Jitsi Meet✓ Verified★ 23K
Secure video conferencing. No account needed, end-to-end encrypted, self-hostable.
Alt: Zoom, Google Meet
P
Paperless-ngx✓ Verified★ 24K
Document management system. Scan, index, and archive all your paper documents digitally.
Alt: Evernote, DocuWare
J
Jellyfin✓ Verified★ 36K
Free media system. Stream your movies, TV shows, music, and photos to any device.
Alt: Plex, Emby
O
Outline✓ Verified★ 29K
Team knowledge base and wiki. Beautiful docs with real-time collaboration.
Alt: Notion, Confluence
U
Uptime Kuma✓ Verified★ 62K
Self-hosted monitoring tool. Track uptime for HTTP, TCP, DNS, and more with a beautiful UI.
Alt: UptimeRobot, Pingdom
P
Portainer✓ Verified★ 31K
Container management platform. Deploy, manage, and troubleshoot Docker & Kubernetes.
Alt: Docker Desktop, Rancher
C
Chatwoot✓ Verified★ 22K
Open source customer engagement platform. Live chat, email, social, and WhatsApp in one inbox.
Alt: Intercom, Zendesk
E
Excalidraw✓ Verified★ 89K
Virtual whiteboard for sketching hand-drawn like diagrams. Real-time collaboration built-in.
Alt: Miro, Lucidchart
D
Directus✓ Verified★ 28K
Instant REST & GraphQL API for any SQL database. Beautiful no-code data studio.
Alt: Contentful, Strapi
20
Twenty✓ Verified★ 24K
Modern open source CRM. Beautiful interface, extensible, and community-driven.
Alt: Salesforce, HubSpot
P
Penpot✓ Verified★ 35K
Open source design and prototyping platform. Figma alternative with SVG-native workflows.
Alt: Figma, Sketch
H
Homer✓ Verified★ 10K
Dead simple static homepage for your server. Clean dashboard to organize your services.
Alt: Heimdall, Homarr
L
Listmonk✓ Verified★ 16K
Self-hosted newsletter and mailing list manager. High-performance with a clean interface.
Alt: Mailchimp, ConvertKit
D
DocuSeal✓ Verified★ 8K
Open source document signing. Create, fill, and sign digital documents with ease.
Alt: DocuSign, HelloSign
M
Maybe✓ Verified★ 36K
Open source personal finance and wealth management. Track net worth, investments, and spending.
Alt: Mint, YNAB, Monarch
H
HedgeDoc✓ Verified★ 5K
Real-time collaborative markdown editor. Share notes and documents with your team instantly.
Alt: Google Docs, HackMD
W
Woodpecker CI✓ Verified★ 4K
Simple yet powerful CI/CD engine. Container-native pipelines with multi-platform support.
Alt: GitHub Actions, Jenkins
M
Medusa✓ Verified★ 27K
Open source e-commerce platform. Composable commerce engine for custom digital storefronts.
Alt: Shopify, WooCommerce
L
Logseq✓ Verified★ 34K
Privacy-first knowledge management. Outliner with bi-directional links and graph view.
Alt: Notion, Roam Research, Obsidian
F
Focalboard✓ Verified★ 22K
Open source project management. Kanban boards, tables, and calendars for teams.
Alt: Trello, Asana, Notion
M
Moodle✓ Verified★ 6K
Learning management system. The world's most popular open source LMS for education.
Alt: Canvas, Blackboard, Google Classroom
M
Mastodon✓ Verified★ 47K
Decentralized social network. Federated microblogging with no ads, no algorithms, no data mining.
Alt: Twitter/X, Threads
G
Godot Engine✓ Verified★ 93K
Free and open source game engine. Create 2D and 3D games with a feature-rich editor.
Alt: Unity, Unreal Engine
C
Coolify✓ Verified★ 36K
Self-hostable Heroku/Vercel alternative. Deploy apps, databases, and services with ease.
Alt: Heroku, Vercel, Netlify
R
Rocket.Chat✓ Verified★ 41K
Open source team communication platform. Messages, video calls, file sharing, and omnichannel.
Alt: Slack, Teams, Discord
E
Element✓ Verified★ 11K
Secure decentralized messenger built on Matrix. End-to-end encrypted group chat and calls.
Alt: Slack, Discord, Teams
TF
TensorFlow✓ Verified★ 188K
End-to-end open source machine learning platform. Build and deploy ML models at scale.
Alt: PyTorch, JAX
PT
PyTorch✓ Verified★ 86K
Open source machine learning framework. Dynamic computation graphs and Pythonic deep learning.
Alt: TensorFlow, JAX
SK
Scikit-learn✓ Verified★ 61K
Machine learning in Python. Simple, efficient tools for predictive data analysis.
Alt: MATLAB ML Toolbox
K
Keras✓ Verified★ 62K
Deep learning API. Simple, flexible, and powerful neural network library for Python.
Alt: PyTorch Lightning
🤗
Hugging Face Transformers✓ Verified★ 140K
State-of-the-art NLP and ML models. Thousands of pretrained models for text, vision, and audio.
Alt: OpenAI API, Google Vertex AI
🦜
LangChain✓ Verified★ 98K
Framework for building LLM-powered applications. Chains, agents, and retrieval-augmented generation.
Alt: LlamaIndex, Semantic Kernel
OC
OpenCV✓ Verified★ 80K
Open source computer vision and image processing library. Real-time vision for any platform.
Alt: MATLAB Image Processing
XG
XGBoost✓ Verified★ 26K
Scalable gradient boosting library. Fast, accurate, and battle-tested for tabular data.
Alt: LightGBM, CatBoost
LG
LightGBM✓ Verified★ 17K
Fast gradient boosting framework. Lightweight, distributed, and high-performance tree-based learning.
Alt: XGBoost, CatBoost
ON
ONNX✓ Verified★ 18K
Open neural network exchange format. Interoperable AI models across frameworks and hardware.
Alt: TensorFlow SavedModel, TorchScript
WS
Wireshark✓ Verified★ 7K
Network protocol analyzer. Capture and inspect network traffic in real time.
Alt: tcpdump, Fiddler
NM
Nmap✓ Verified★ 10K
Network discovery and security auditing tool. Port scanning, OS detection, and vulnerability discovery.
Alt: Masscan, Angry IP Scanner
MS
Metasploit Framework✓ Verified★ 34K
Penetration testing framework. World's most used pen testing tool for security professionals.
Alt: Burp Suite, Cobalt Strike
OV
OpenVPN✓ Verified★ 11K
Open source VPN solution. Secure point-to-point and site-to-site connections.
Alt: NordVPN, ExpressVPN
WG
WireGuard✓ Verified★ 30K
Fast, modern VPN tunnel. Minimal codebase, state-of-the-art cryptography, high performance.
Alt: OpenVPN, IPsec
SN
Snort✓ Verified★ 5K
Network intrusion detection and prevention system. Real-time traffic analysis and packet logging.
Alt: Suricata, Zeek
SC
Suricata✓ Verified★ 5K
High-performance network IDS, IPS, and security monitoring engine. Multi-threaded threat detection.
Alt: Snort, Zeek
ZP
OWASP ZAP✓ Verified★ 13K
Web application security scanner. Find vulnerabilities in your web apps during development and testing.
Alt: Burp Suite, Acunetix
F2
Fail2Ban✓ Verified★ 12K
Intrusion prevention software. Ban IPs that show malicious signs based on log file analysis.
Alt: CrowdSec, DenyHosts
V
HashiCorp Vault✓ Verified★ 31K
Secrets management and data protection. Secure, store, and control access to tokens, passwords, and keys.
Alt: AWS Secrets Manager, CyberArk
GI
GIMP✓ Verified★ 1K
Free image editor. Advanced photo retouching, image composition, and graphic design.
Alt: Adobe Photoshop
IN
Inkscape✓ Verified★ 2K
Vector graphics editor. Professional SVG editing and illustration tool.
Alt: Adobe Illustrator, CorelDRAW
BL
Blender✓ Verified★ 14K
3D creation suite. Modeling, animation, rendering, compositing, and video editing.
Alt: Maya, 3ds Max, Cinema 4D
KR
Krita✓ Verified★ 8K
Digital painting application. Professional-grade brushes and tools for concept art and illustration.
Alt: Procreate, Corel Painter
WP
WordPress✓ Verified★ 19K
The world's most popular CMS. Power 40%+ of all websites with themes, plugins, and blocks.
Alt: Wix, Squarespace
ST
Strapi✓ Verified★ 65K
Open source headless CMS. Build powerful APIs in minutes with a customizable admin panel.
Alt: Contentful, Sanity
OBS
OBS Studio✓ Verified★ 62K
Free video recording and live streaming software. Powerful, real-time video/audio capturing.
Alt: Streamlabs, XSplit
AU
Audacity✓ Verified★ 13K
Free audio editor and recorder. Multi-track editing, effects, and audio analysis.
Alt: Adobe Audition, GarageBand
JX
JAX✓ Verified★ 31K
High-performance numerical computing. Composable transformations for autograd, JIT, and vectorization.
Alt: PyTorch, TensorFlow
SP
spaCy✓ Verified★ 30K
Industrial-strength NLP library. Fast, accurate, and production-ready text processing.
Alt: NLTK, Stanza
NL
NLTK✓ Verified★ 14K
Natural Language Toolkit. Comprehensive platform for building NLP programs in Python.
Alt: spaCy, TextBlob
ST
Sentence Transformers✓ Verified★ 16K
Multilingual sentence, paragraph, and image embeddings. Fast semantic search and similarity.
Alt: OpenAI Embeddings API
🦙
LlamaIndex✓ Verified★ 38K
Data framework for LLM applications. Connect custom data sources to large language models.
Alt: LangChain, Haystack
HS
Haystack✓ Verified★ 18K
NLP framework for building search, question answering, and conversational AI pipelines.
Alt: LangChain, LlamaIndex
D2
Detectron2✓ Verified★ 30K
Object detection and segmentation framework. Next-generation platform by Meta AI Research.
Alt: YOLO, MMDetection
ML
MLflow✓ Verified★ 19K
ML lifecycle platform. Experiment tracking, model registry, deployment, and reproducibility.
Alt: Weights & Biases, Neptune
KF
Kubeflow✓ Verified★ 14K
Machine learning toolkit for Kubernetes. End-to-end ML workflows on cloud-native infrastructure.
Alt: SageMaker, Vertex AI
DV
DVC✓ Verified★ 14K
Data Version Control. Git for data and ML models. Track experiments and build pipelines.
Alt: Git LFS, Pachyderm
OL
Ollama✓ Verified★ 110K
Run large language models locally. Simple CLI to download, run, and manage LLMs on your machine.
Alt: OpenAI API, Claude API