Free
MCP
Open SourceMCP · AI for Developers
The open standard connecting AI models to tools and data sources.
mcpaiprotocoltools
Browse the complete directory — use filters to narrow down.
MCP · AI for Developers
The open standard connecting AI models to tools and data sources.
Search Engines · Database
Fast, typo-tolerant search engine with great defaults (trending).
NoSQL · Database
The classic, simple distributed memory object cache.
Other Formats · Data Formats
Efficient binary serialization format, JSON-like but compact.
Dashboards & BI · Data & Analytics
Open-source BI tool for dashboards and self-serve queries.
Vector Databases · AI for Developers
Highly scalable open-source vector database for billion-scale search.
Object Storage · Database
High-performance S3-compatible object storage, self-hostable.
NoSQL · Database
Popular document-oriented NoSQL database with a flexible schema.
SSL & TLS · Security
Generate recommended TLS configurations for many servers.
Relational · Database
Widely-used open-source relational database owned by Oracle.
Agent & LLM Frameworks · AI for Developers
Fair-code workflow automation with native AI agent nodes.
Queues & Streaming · Database
Lightweight, high-performance messaging and microservices bus.
NoSQL · Database
The leading graph database with Cypher query language.
Serverless & BaaS · Database
Serverless Postgres with branching and scale-to-zero.
Web Servers & Proxies · DevOps
DigitalOcean's visual generator for performant Nginx configs.
Models & LLM APIs · AI for Developers
Self-hosted ChatGPT-style UI for Ollama and OpenAI-compatible APIs.
Search Engines · Database
Community-driven, open-source fork of Elasticsearch and Kibana.
APM & Tracing · Monitoring & Observability
Vendor-neutral standard for traces, metrics and logs instrumentation.
Stock & Placeholders · Image & Media
Search engine for openly-licensed media across the web.
Design Tools · Design & Prototyping
Open-source design and prototyping platform, SVG-native.
Courses & Tutorials · Documentation & Learning
Blog tutorial open-source berbahasa Indonesia — Linux, Python, JavaScript dan dasar pemrograman, gratis selamanya.
Stock & Placeholders · Image & Media
Easy-to-use placeholder images from Unsplash via URL parameters.
Web Analytics · Monitoring & Observability
Lightweight, privacy-friendly open-source web analytics.
Serverless & BaaS · Database
Open-source backend in one file: SQLite database, auth, realtime and files.