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Human-curated · Discover open source3941discovered

A little curiosity. A world of open source.

THE FIRST COLLECTION
Rising stars

Less than 10 stars, 5+ commits in the last 30 days — projects made with care.

vector-watcherrecursivezero
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Vector Watcher is a cross-platform desktop GUI for exploring and managing LanceDB vector databases. Built with Tauri, React and TypeScript over a bundled Python/FastAPI sidecar, it offers connection management, schema inspection and similarity search across local or remote instances.

Data & databasesAI & MLVector databases
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MCP Context Server is a FastMCP-based server providing persistent multimodal context storage for LLM agents, featuring full-text, semantic, and hybrid search with cross-encoder reranking, thread-based scoping, and support for SQLite and PostgreSQL backends.

AI & MLDeveloper toolsRAG & knowledge
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This open-source collection features AI Agent books, tutorials, and code repositories from GitHub, covering LLM Agent resources, courses, and frameworks. It supports daily automatic Star count updates, sorting by popularity, and provides recommended reading paths for developers and learners.

AI & MLDeveloper toolsRAG & knowledge
lemoryjwgo
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Lemory is a local middleware that transforms markdown notes (e.g., Obsidian vaults) into a context database for AI agents. It supports keyless on-device hybrid search, Korean-specific processing, hierarchical token savings, and knowledge graph visualization, integrating with various AI tools via MCP.

AI & MLDeveloper toolsRAG & knowledge
by2kbCharlesmpc
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by2kb converts video URLs from platforms like Bilibili and YouTube into durable Markdown knowledge base artifacts, including transcripts, abstracts, and study notes, supporting agent-first workflows and local/cloud ASR.

ProductivityAI & MLNotes & knowledge
taladbtaladb
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TalaDB is an embedded vector and document database designed for on-device AI, providing a unified TypeScript API across Browser, Node.js, and React Native.

Data & databasesAI & MLVector databases
zotero-clifchicout
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Zotero CLI is an English-language command-line tool for managing Zotero libraries and supporting rigorous systematic literature reviews. It combines Zotero item and collection operations, multi-source import, interactive screening, audit trails, citation snowballing, data extraction, PRISMA reporting, and optional local RAG/LLM-backed semantic search.

ProductivityAI & MLNotes & knowledge
utilityaryan-dani
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Utility OS is a Next.js academic workspace for university students with Google Drive-synced notes, hybrid RAG AI search with grounded citations, a study planner, GPA calculator, SRS flashcards, Pomodoro timer, and a PWA client.

ProductivityAI & MLNotes & knowledge
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Web of Flaws is a structured, markdown-first catalog of web security vulnerabilities and secure code replacements designed for developers, security engineers, and AI coding agents.

Developer toolsAI & MLTesting & debugging
asknews-python-sdkemergentmethods
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Python SDK for the AskNews API that injects real-time news context into any LLM with a single line of code, offering endpoints for news search, event tracking, forecasting, analytics, deep research, knowledge graphs, and web search.

AI & MLData & databasesRAG & knowledge

A curated collection of 107 foundational generative AI research papers with comprehensive summaries, learning roadmaps, glossaries, and decision guides—making cutting-edge AI research accessible to everyone.

AI & MLProductivityRAG & knowledge
open-selfOpen-Self
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OpenSelf is a local-first, open-source context layer for AI agents. It stores source-attributed, time-aware memories in SQLite and exposes them via MCP or JavaScript API, with optional encryption and privacy controls.

AI & MLSelf-hostedRAG & knowledge
banglanlp-hubkishormorol
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A community-maintained catalog of Bangla (Bengali) NLP resources — 712 papers, 63 datasets, 20 models, and 9 tools across 13 tasks — built as a static Astro site with strict data verification and shareable filters.

AI & MLRAG & knowledge
wiki-bookQianJinGuo
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AI Engineering is an open-source e-book providing a systematic guide to building production-grade AI systems, from LLM fundamentals to advanced agent architectures. Maintained by the community and Hermes Agent, it features daily updates, traceable sources, and advanced search capabilities.

AI & MLProductivityRAG & knowledge
starbaseFungAGE
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Starbase is a web-based database and toolkit for exploring Starship transposable elements in fungi, offering sequence browsing, BLAST/HMMER search, submission, and visualization features.

Data & databasesAI & MLRelational databases
bncc-pacotesbncc-dev
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npm/PyPI packages and an MCP server for querying the Brazilian BNCC curriculum. Bundled data with 1,721 verified learnings from MEC/CNE, zero runtime dependencies. Integrates BNCC into TypeScript, Python, or AI agents via MCP.

AI & MLDeveloper toolsRAG & knowledge
fumasignal-mcpManaiakalani
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An unofficial MCP server that gives AI assistants seven read-only tools to search, list and read any Fumadocs documentation site, working against a deployed URL or a local docs repo via a single npx command.

AI & MLDeveloper toolsRAG & knowledge
pygeckoFelixKatz77
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pyGecko is an open-source Python library for parsing, processing, and analyzing GC-MS and GC-FID raw data, supporting automated workflows, spectral comparison, and standardized exports like ORD.

Data & databasesAI & MLData integration
lexoscauafsantosdev
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Lexos is an event-driven AI document processing engine combining a Go gateway, Python workers, Redis queues and self-hosted models for offline RAG, summarization and speech transcription.

AI & MLSelf-hostedRAG & knowledge
deep-divesGiacomoSaccaggi
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A personal repository of articles and experiments covering statistics, machine learning, economics, and mathematics, focusing on clear, practical explanations of complex topics.

Developer toolsAI & MLTemplates & starters
aksharamdK2alyan
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AksharaMD is a local, parser-agnostic tool that grades how well a chosen document parser converted a source file into AI-friendly Markdown, returning a per-document readiness score, block-level provenance tags, named warnings, and an optional source-grounded ACCEPT/REJECT verdict.

AI & MLDeveloper toolsRAG & knowledge
slb-glossaryti-oluwa
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A Python library and CLI tool for searching the SLB Energy Glossary in English and Spanish, featuring live site scraping, local SQLite caching, and semantic search capabilities.

Data & databasesAI & MLSearch & indexing
oneirononeiron-dev
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Oneiron is an embedded, ACID-compliant retrieval engine for AI agents, combining vector, text, graph, temporal, and phonetic signals in a single LMDB environment.

AI & MLDeveloper toolsRAG & knowledge
ADDED

MaluDB is a PostgreSQL 17 extension implementing a memory DBMS for long-term institutional memory, human-AI knowledge sharing, and contextual recall. It provides bitemporal data, graph traversal, hybrid search, and governed memory surfaces.

Data & databasesAI & MLRelational databases
tesseraLuigiFerronatto
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TESSERA is a text-first memory and evidence layer for AI agents: it turns Markdown project knowledge into structured, provenance-backed evidence that agents can query via a Python API, CLI or MCP, with stable identity and explainable retrieval (MIT, v0.0.1).

AI & MLDeveloper toolsRAG & knowledge
onyaOoriData
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Onya is a knowledge‑graph data model and Markdown‑native serialization format with a Python library. It supports first‑class relationships, recursive assertions, shared vocabularies, and LLM‑friendly authoring for extracted knowledge and agent context.

AI & MLRAG & knowledge
all-sourceall-source-os
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AllSource is an AI-native event store built in Rust, featuring high-throughput ingestion, low-latency reads, and native MCP integration for AI agents. It supports durable event sourcing without Postgres, includes an agent memory engine, and offers community and enterprise editions.

Data & databasesAI & MLNoSQL & cache
smartscan-libsmartscanapp
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Python library for on-device AI data infrastructure, offering quantized image/text embedding providers, batch indexing for images, videos and documents, incremental clustering, semantic search and few-shot classification.

AI & MLData & databasesRAG & knowledge