PyPI · npm75Goodhealth index

gautamvarmadatla/mcpsafetywardenMCP servers expose tools with no information about what they actually do at runtime. mcpsafetywarden sits between your agent and any MCP server, profiling tool behavior, blocking destructive calls, and running active security audits before you trust them in a workflow.
Python★ 8↓ 558/moSep 15, 2026

superagent-ai/superagentSuperagent protects your AI applications against prompt injections, data leaks, and harmful outputs. Embed safety directly into your app and prove compliance to your customers.
TypeScript · Python★ 6,751↓ 1,010/moSep 20, 2026

themayursinha/mcp-visorRuntime policy enforcement and audit control plane for MCP tool execution. Deterministic, non-AI policy engine that intercepts MCP tools/call requests before execution.
Go★ 5Oct 18, 2026
TypeScript★ 5↓ 7,724/moSep 18, 2026

alexandriashai/cbrowserCognitive Browser: The browser automation that thinks. Constitutional safety • Persona UX testing • Natural language interface • Self-healing selectors • Built for AI agents
TypeScript · JavaScript★ 19↓ 4,687/moSep 9, 2026

bookedsolidtech/reaZero-trust governance layer for Claude Code. Policy-enforced MCP gateway with autonomy controls, middleware chain, audit log, HALT kill-switch, and prompt-injection defense.
TypeScript · Shell★ 0↓ 642/moSep 14, 2026
PyPI · npm73Goodhealth index

ninadphalak/LLM-Shield-ProxyStreaming privacy for LLM apps: pii-leak-benchmark (does your gateway leak PII in streams?), chunk-invariance (one-line test for split-boundary leaks), mcp-ssrf-check, and a self-hosted redacting gateway.
Python★ 13↓ 4,234/moOct 20, 2026

sunglasses-dev/sunglassesOpen source input firewall for AI agents, beta. A local scanner checks text, code, PDFs, images, QR codes, audio and video with 1,583 patterns across 117 categories and reports findings and incomplete scans. A Claude Code hook blocks secret material in tool calls and the paths and hosts your policy lists before tools run.
Python★ 10↓ 1,856/moOct 19, 2026
Go · npm73Goodhealth index

vibed-project/vibeDDeploy AI-generated web apps to your own Kubernetes cluster in seconds, over MCP. No container build on the deploy path.
Go★ 13Sep 14, 2026
Python★ 1↓ 2,471/moSep 15, 2026
npm · PyPI71Goodhealth index

PlawIO/vetoThe authorization kernel for AI agents. Block, allow, or escalate agent tool calls with YAML rules — deterministic-first, LLM fallback.
TypeScript · Python★ 14Sep 19, 2026

philpaz/recusalDeterministic governance for Claude and MCP tool calls. Pin approved capabilities, detect drift, and refuse unsafe or unapproved actions before execution. No model in the decision path.
Python★ 4↓ 419/moSep 14, 2026

veldtlabs/veldt-kyaRuntime control, security, and governance for AI agents — decide what an agent may do at the moment it acts, revoke that authority instantly, and keep tamper-evident evidence of every decision.
Python★ 3↓ 5,683/moSep 8, 2026

CognitiveThoughtEngine/constitutional-agent-governanceRuntime constitutional governance for autonomous AI agents: six gates, 12 hard constraints, and cross-session risk composition — escalates on the trajectory, catching agents that pass every individual gate but accumulate risk across a sequence. pip install constitutional-agent
Python★ 1↓ 331/moSep 14, 2026
npm · PyPI67Goodhealth index

aiexponent/license-compliance-checkerLicense Compliance Checker — Multi-ecosystem license + AI model scanner for EU AI Act Article 53 GPAI compliance. SBOM, SARIF, training-data risk. Apache 2.0.
Python · TypeScript★ 1Sep 14, 2026

auspexai/workerAuspexAI volunteer worker for donating compute to AI research
Python★ 0↓ 480/moOct 20, 2026

directive-run/directiveConstraint-driven runtime for TypeScript. Declare requirements, let the runtime resolve them.
TypeScript★ 4↓ 20K/moSep 8, 2026

inth3shadows/runechoDeterministic pre-write guard for AI coding agents. Blocks an Edit/Write that references a symbol your repo doesn't have — before it lands, not after the build fails. No LLM, no API keys, ~0 tokens: the same code produces the same answer. Catches hallucinated bare calls, consts and type refs; 4 of 9 on our real-hallucination benchmark.
Go★ 0Sep 20, 2026
Go · TypeScript★ 11Sep 11, 2026

rozmiarD/SCLiteSchema-backed contract layer for governed AI/security workflows: intent, policy decisions, approvals, execution receipts, evidence, and replayable audit traces.
Python★ 3↓ 237/moSep 10, 2026

Hyperwise-LLC/freshctxPre-action evidence revalidation for AI agents. Detect stale reasoning before agents write, send, update, or delete.
Python★ 4↓ 2,500/moSep 28, 2026

YugantM/hvtrackerAI agent & MCP trust registry — independent, evidence-based trust scores for 1.3K+ open-source AI agents and MCP servers. Runtime-trust calibrated (MCP, dependencies, provenance drift), with side-by-side comparison and embeddable live badges. Ranked by verifiable signals, not hype.
HTML★ 5Sep 13, 2026
Go · npm65Goodhealth index

xraph/shieldShield models AI safety the way humans experience safety
Go★ 2Oct 19, 2026
npm63Moderatehealth index

agledger-ai/sdkAGLedger™ SDK: change control for AI agents. Self-hosted, signed, hash-chained. Patent Pending.
TypeScript★ 0↓ 1,188/moSep 8, 2026
PyPI63Moderatehealth index

batrapulkit/squidbrakeBrakes for your AI agents: every tool call is checked against your rules, held for human approval when risky, and recorded in a tamper-evident audit trail. Works with Claude Code and any MCP app.
Python · HTML★ 14↓ 2,655/moOct 9, 2026
PyPI · npm63Moderatehealth index

haqaliz/belayThe agent harness: sandbox any agent, verify each step by replaying it against real state, and keep a deterministic trace.
Python★ 1↓ 1,756/moOct 19, 2026
crates.io63Moderatehealth index

kahramanemir/VallumSecurity boundary CLI proxy between AI coding agents and your shell — redacts secrets, neutralizes prompt injection, wraps untrusted terminal output, and audits every command. Single Rust binary.
Rust★ 5↓ 159/moSep 6, 2026
npm63Moderatehealth index

putervision/spcHigh-performance zero-dependency static analysis tool enforcing NASA Power of Ten rules across 20 programming languages, plus AI agent skill, MCP server config, prompt template, and LLM model security auditing.
JavaScript★ 39↓ 5,103/moSep 18, 2026
PyPI62Moderatehealth index
Python · TypeScript · HTML★ 1↓ 2,738/moSep 27, 2026
npm62Moderatehealth index

subodhkc/llmverify-npmAI model health monitor for LLM apps – runtime checks for drift, hallucination risk, latency, and JSON/format quality on any OpenAI, Anthropic, or local client.
TypeScript · JavaScript★ 18↓ 23.2K/moSep 20, 2026