Retrieval, vector search, knowledge graphs, context, and persistent memory.
Rule-inferred category · a project may appear in more than one
Ranked projects have at least two current score dimensions across two source types. Score = observed adoption (45%) + momentum (30%) + attention (25%); stale or missing signals receive no weight.
The AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered applications and agents
133.8M observed/mo 27.2k ★ ▲ 125 ★/wk 3/3 current signals
Persistent Context Across Sessions for Every Agent – Captures everything your agent does during sessions, compresses it with AI, and injects relevant context back into future sessions. Works with Claude Code, OpenClaw, Codex, Gemini, Hermes, Copilot, OpenCode + More
85.3k observed/mo 99.2k ★ ▲ 3.7k ★/wk 3/3 current signals
📑 PageIndex: Document Index for Vectorless, Reasoning-based RAG
118.0k observed/mo 39.0k ★ ▲ 516 ★/wk 3/3 current signals
Local-first code intelligence graph for MCP and CLI. Builds a persistent map of your codebase so AI coding tools read only what matters, with benchmarked context reductions on reviews and large-repo workflows.
301.9k observed/mo 32.0k ★ ▲ 126 ★/wk 3/3 current signals
Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for free
86.0k observed/mo 32.0k ★ ▲ 649 ★/wk 3/3 current signals
Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and enforces routing across 17 platforms via MCP + hooks.
106.3k observed/mo 26.2k ★ ▲ 1.1k ★/wk 3/3 current signals
Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.
566.5k observed/mo 26.7k ★ ▲ 69 ★/wk 3/3 current signals
Cut AI token costs 95%+ on code exploration. The leading MCP server for precise, symbol-level GitHub code retrieval via tree-sitter AST. Works with Claude Code, Cursor & any MCP client. 313B+ tokens saved.
29.4k observed/mo 2.8k ★ ▲ 26 ★/wk 3/3 current signals