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ai agent guardrail software

Recent window: last 5.4 months (2026-05-01 → 2026-10-11), compared with the prior 5.4 months.

horizontal · 113 members · Data as of 2026-10-14

AI agent guardrail software monitors, restricts, and steers autonomous agent behavior at runtime through tool-call permission gates, loop prevention, and budget controls. Software engineers, platform teams, and enterprise security leads use these tools to safely run autonomous coding and workflow agents without risk of destructive actions. Unlike standard LLM firewalls that focus on text prompt moderation, these platforms specifically govern operational permissions, external tool execution, and agentic workflows.

This theme's recent-window count is below the current min-count filter, so it does not appear in the opportunity scorecard.

Pulled from real Hacker News comment threads on this niche's launches.

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Members

Name Source Upvotes ▼ Launched
jes GITHUB 8 2026-09-29
jev-guard GITHUB 7 2026-09-22
genpark-agent-human-in-the-loop-approval-gate-skill GITHUB 7 2026-09-28
genpark-agent-bash-command-sandbox-guard-skill GITHUB 7 2026-09-28
AgentWatch HN 7 2026-06-28
Argus GITHUB 7 2026-09-14
frank GITHUB 7 2026-09-12
Agent Armor, a Rust runtime for enforcing policies on AI agent actions HN 7 2026-04-17
genpark-agent-tool-call-self-healing-retry-guard-skill GITHUB 7 2026-09-10
genpark-agent-tool-call-circuit-breaker-skill GITHUB 7 2026-09-26
genpark-delegated-agentic-checkout-guardrail-skill GITHUB 7 2026-09-10
genpark-agent-human-in-the-loop-approval-gate-skill GITHUB 7 2026-09-28
Kybernis HN 6 2026-03-05
zcode-gatekeeper GITHUB 6 2026-09-13
AletheionAGI HN 5 2026-08-14
A pre-execution guard that stops AI agents running destructive commands HN 5 2026-08-16
AI Coding Agent Guardrails enforced at runtime HN 5 2026-04-20
Agent Chaperone HN 5 2026-09-21
GuardRail, shell guards that stop Claude Code before it pushes to main HN 5 2026-09-09
Reverse Jailbreaking a Psychopathic AI via Identity Injection HN 5 2025-11-22
Stepgate HN 5 2026-09-28
Kanverse ProofStamp PH 4 2026-09-18
Agent Role Contracts PH 3 2026-10-05
ProgressGate PH 3 2026-09-19
Agent Skills by stark AI PH 3 2026-09-15
jevx PH 2 2026-09-25
Rigour Labs PH 2 2026-09-15
SentinelAgent Guard PH 2 2026-09-23
NEES Core V2 Developer Preview PH 2 2026-09-25
policyctl PH 2 2026-09-12
Allowly PH 2 2026-10-02
Kaplira PH 2 2026-10-09
Agentwall PH 2 2026-09-09
Provenant by IdentiQube PH 2 2026-09-12
Cognitive Airlock OS PH 2 2026-09-16
SpendVeto PH 2 2026-09-16
Truebe PH 2 2026-09-22
Agentcover-Sovereign PH 2 2026-10-13
ThoughtCop PH 1 2026-10-10
CTRLRun PH 1 2026-09-09
Agent Gate PH 1 2026-09-18
Trust-Stack PH 1 2026-10-06
FlockTab PH 1 2026-10-06
Sentinel SCA PH 1 2026-09-18
NerveMind CGOS PH 1 2026-09-30
Utyansky Index v2.0 PH 1 2026-09-29
Paidwen PH 1 2026-10-11
Agent Middleware PH 1 2026-10-13
DecisionGraph PH 1 2026-09-18
Synartesis PH 1 2026-09-15