agent-protocol — open-source software health

PyPI

93Exceptionalhealth index

Open source alternative to LangGraph Platform (now LangSmith Deployments) - Self-hosted AI agent backend with FastAPI and PostgreSQL. Zero vendor lock-in, full control over your agent infrastructure.

Python★ 1,205↓ 76.6K/moSep 18, 2026

Apache-2.0Sep 18, 2026 · metrics 2.10.0

npm · crates.io

90Excellenthealth index

aeoess/agent-passport-system

Open protocol for AI agent accountability. Cryptographic identity, scoped delegation that narrows per hop, gateway enforcement, signed receipts for every action. TypeScript reference, Apache-2.0.

TypeScript★ 45↓ 2,434/moSep 10, 2026

Apache-2.0Sep 10, 2026 · metrics 2.10.0

87Excellenthealth index

pilot-protocol/pilotprotocol

Pilot Protocol: The Internet of Agents

Go · Shell★ 138Sep 13, 2026

AGPL-3.0Sep 13, 2026 · metrics 2.10.0

npm

81Excellenthealth index

tylerjrbuell/reactive-agents-ts

The transparent, composable harness for TypeScript agents. The same code runs the full agent loop on a local 4B model or a frontier API, with tool-call healing, verification, and a signed evidence receipt for every run.

TypeScript★ 28↓ 6,288/moSep 14, 2026

MITSep 14, 2026 · metrics 2.10.0

npm

78Goodhealth index

EvoMap/evolver

The GEP-powered self-evolving engine for AI agents. Auditable evolution with Genes, Capsules, and Events. | evomap.ai

JavaScript★ 9,014↓ 5,349/moAug 28, 2026

GPL-3.0Aug 28, 2026 · metrics 2.10.0

PyPI · Go

62Moderatehealth index

a2al/A2AL

Decentralized networking protocol for AI agents — sovereign identity, peer-to-peer capability discovery, and direct encrypted connections. Works as an MCP server.

Go · JavaScript★ 1↓ 293/moSep 9, 2026

MPL-2.0Sep 9, 2026 · metrics 2.10.0

PyPI

59Moderatehealth index

ljxpython/graphharbor

Enterprise-grade, open-source LangGraph Agent Server powered by PostgreSQL checkpoints & Redis distributed workers. Subagent traceability & SSE resilience.

Python★ 0↓ 3,863/moOct 4, 2026

MITOct 4, 2026 · metrics 2.10.0

npm

48Weakhealth index