Tracing, evaluation, monitoring, cost control, and agent quality systems.
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 fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (or native) format with cost tracking, guardrails, load balancing, and logging [Bedrock, Azure, OpenAI, Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM]
92.2M observed/mo 62.9k ★ ▲ 451 ★/wk 3/3 current signals
Free, local plugin that keeps tool output out of your coding agent's context window. Sandbox and SQLite FTS5 search, 99% fewer bytes in context. Works with Claude Code, Codex, Pi, OpenCode, Gemini CLI, Copilot CLI and 4 more agents. Zero telemetry.
288.8k observed/mo 33.7k ★ ▲ 597 ★/wk 3/3 current signals
Python SDK for AI agent monitoring, LLM cost tracking, benchmarking, and more. Integrates with most LLMs and agent frameworks including CrewAI, Agno, OpenAI Agents SDK, Langchain, Autogen, AG2, and CamelAI
94.7k observed/mo 5.9k ★ ▲ 14 ★/wk 3/3 current signals
Symbol-level code retrieval for AI agents: fetch the function you need, not the whole file. Runs locally. 96.2% fewer tokens per lookup on average than grep-and-read on our 15-lookup benchmark. Works with Claude Code, Cursor, Codex and any MCP client. Free for non-commercial use; commercial use needs a one-time license.
29.4k observed/mo 2.8k ★ ▲ 8 ★/wk 3/3 current signals