H-mmer.

analyze

Analyze recon output with AI to suggest high-value targets and attack strategies. Usage: /analyze <target>

auth-tester

Authentication and session management testing agent. Use for login bypass, session fixation, password reset flow abuse, MFA bypass, OAuth flaws, and privilege escalation testing. Provide the application URL and any credentials for testing.

autopilot

Autonomous hunt orchestrator. INSATIABLE in --autonomous mode: enforces an EXHAUSTION CONTRACT (26 canonical hunter classes, surface probe A-I, depth-engine ≥25 attempts/class, wall-clock floor 90 min/target, PRE-COMPLETION GATE before any summary). No early stops, no clarifying questions, no auxiliary-agent substitution. Usage: /autopilot target.com [--interactive|--autonomous] [--20m-off] [--resume]

brain

Manage the engagement brain. Subcommands: 'init' to set up, 'brief <target>' for pre-flight, 'status' for overview, 'exhausted [target]' to see dead ends.

browser-agent

Browser automation agent for interactive web testing. Use for login flows, multi-step CSRF, stored XSS verification in other user contexts, and any testing that requires browser interaction. Requires Claude in Chrome MCP.

browser-stealth-agent

Stealth browser automation agent for targets behind Cloudflare, Akamai, Google, DataDome, or PerimeterX bot detection. Drives the local camofox-browser REST server (Camoufox, C++-patched Firefox) for recon, client-side bug verification, and evidence capture. Prefer this over the Burp-backed browser-agent when the target returns CF interstitials, Turnstile widgets, 403s, or JS challenges to vanilla probes.

browser-verifier

Mandatory browser verification for client-side findings (XSS, DOM, postMessage, prototype pollution). Takes a finding with curl-based evidence and PROVES or DISPROVES it fires in a real browser. No finding ships without browser verification. Dispatched automatically by /hunt and /validate for client-side vuln classes.

business-logic

Business Logic vulnerability specialist (H1 #28, CWE-840/841/639/362). Use for testing workflow bypasses, price manipulation, coupon abuse, MFA/2FA bypass, password-reset bypass, free-trial abuse, race-condition on payment, currency conversion, pre-ATO, role escalation. Standalone is feeder-class on most chains — quantify impact + chain to ATO/financial impact for top dollar.

chain

Build deep exploit chains — dispatches chain-builder agent. Given bug A, recursively walks the chain graph. Usage: /chain (then describe bug A)

chain-builder

Deep exploit chain builder. Given bug A, recursively walks the chain graph — each confirmed link becomes the new A. No depth limit. Supports 2-link to 10+ link chains. Use when you have any finding that needs escalation.

cloud-recon

Cloud misconfiguration scanner. Use for S3 bucket enumeration, Azure blob discovery, GCP storage checks, exposed cloud services, and cloud metadata analysis. Provide target domain or known cloud identifiers.

config-auditor

Security header and server configuration auditor. Use for HTTP security header analysis, CSP evaluation, CORS policy review, TLS configuration assessment, cookie security, and server hardening checks. Provide target URL or list of URLs.

correlate

Run the finding correlation engine to discover attack chains from individual findings.

correlator

Finding correlation engine. Use AFTER multiple agents have reported findings to discover attack chains. Combines individual findings into higher-impact chains (e.g., open redirect + CORS + SSRF = token theft). Run periodically or before final reporting.

cors-hunter

CORS Misconfiguration specialist (H1 #58). Use for testing cross-origin resource sharing policies, origin reflection, null origin bypass, and credential-bearing cross-origin requests.

cost

Show cost tracking and ROI for this engagement.

csrf-hunter

CSRF specialist (H1 #57). Use for testing state-changing actions without proper token validation, SameSite cookie bypass, and CSRF in JSON/API endpoints.

dast-devils-advocate

Adversarial validator for DAST findings. Attempts to DISPROVE each finding and DOWNGRADE severity. Catches inflated reports, unverified assumptions, and theoretical-only bugs. Dispatch after /validate PASS and before /report.

dupcheck

Check if a vulnerability has already been reported. Searches platform hacktivity + local findings. Usage: /dupcheck <vuln_type> e.g. /dupcheck XSS in search endpoint

file-upload

File Upload vulnerability specialist (H1 #39). Use for testing upload restrictions, content-type bypass, extension filtering, path traversal in filenames, and web shell upload scenarios.

fullscan

Full security assessment with brain coordination. Multi-phase, skips known-exhausted areas, builds on prior knowledge.

graphql-audit

GraphQL API security specialist. Use for introspection analysis, query complexity attacks, injection testing, authorization bypass, and batching abuse on GraphQL endpoints.

hunt

Active vulnerability hunting on a target. Loads scope, reads brain, detects tech stack, runs targeted tests with concrete payloads. Usage: /hunt target.com [--vuln-class idor|xss|ssrf|sqli|ssti|oauth|rce|race|graphql|upload|business-logic|llm-ai]

hunt-business-logic

Hunting skill for business-logic vulnerabilities (CWE-840 Business Logic Errors, CWE-841 Improper Enforcement of Behavioral Workflow, CWE-639 Authorization Bypass via User-Controlled Key in business contexts, CWE-362 race conditions on financial flows). Built from 44 corpus reports plus 8.8K shared-platform reports across HackerOne, Bugcrowd, Huntr, GitHub Security Advisories, plus 2024-2026 meta verified against NVD — Lilishop coupon overpurchasing (CVE-2024-50654 CVSS 7.5), WWBN AVideo wallet double-spend TOCTOU (CVE-2026-34368, GHSA-h54m-c522-h6qr), Keycloak 2FA bypass (CVE-2025-3910, GHSA-5jfq-x6xp-7rw2), AlegroCart 1.2.9 negative-quantity price manipulation (Andrey Stoykov SecLists Apr 2025), Bagisto cart price manipulation (Rudransh Singh Rajpurohit Sep 2025), Doppler free-trial reset (Aditya Sunny Dec 2024), Stripe hasEverTrialed bypass (better-auth #6863 Dec 2025), email-alias trial-abuse (Mahmoud Magdy Dec 2025), Samsung Account 2FA bypass via IMEI leak (Gregory Greekas Dec 2024), 2FA bypass via password reset (KhaledAhmed107 Jan 2026), pre-ATO via SSO migration (Giongnef Jan 2024), Tesla 2020 free vehicle software upgrade race condition, Uber 2016 infinite promo credits, Aditya Bhatt 2025 InfoSec writeup on race-condition coupon stacking. Use when hunting price/quantity manipulation, coupon/discount abuse, race-condition on payment-and-checkout, MFA/2FA bypass, password reset bypass, free-trial abuse, referral abuse, currency-conversion abuse, workflow-step skipping, role/scope escalation, pre-account takeover, OTP enumeration, or any "the app trusted client-side state" finding.

hunt-idor

Hunting skill for Insecure Direct Object Reference / Broken Object Level Authorization (BOLA — OWASP API1:2023). Built from 1,117 public IDOR bug bounty reports across HackerOne, Bugcrowd, Intigriti, GitHub Security Advisories, Huntr, plus 2024-2026 meta verified against NVD — Sam Curry's automotive chain (Kia/Hyundai/Ferrari), CVE-2026-30956 (OneUptime tenant header bypass CVSS 9.9), CVE-2025-64431 (Zitadel V2Beta Org API), CVE-2026-32131 (Zitadel Management API), CVE-2025-61876 (Inforcer tenant enumeration), CVE-2024-45719 (Apache Answer UUIDv1 token prediction), CVE-2024-50633 (Indico BOLA), plus the GraphQL field-level / nested-object pivot wave and agentic AI cross-tenant family (FastGPT, WeKnora, Paperclip). Use when hunting IDOR / BOLA / cross-tenant data access on web apps, APIs, GraphQL endpoints, multi-tenant SaaS, mobile apps, automotive/IoT platforms, and AI/ML inference servers.

hunt-info-disclosure

Hunting skill for Information Disclosure / Sensitive Data Exposure (CWE-200 / CWE-209 / CWE-215 / CWE-538 / CWE-668 / CWE-798). Built from 106 corpus reports plus 8K shared-platform reports across HackerOne, Bugcrowd, Huntr, GitHub Security Advisories, plus 2024-2026 meta verified against NVD — Spring Boot Actuator family (CVE-2025-41253 SpEL info-disclosure CVSS 7.5, CVE-2025-41243 Spring Cloud Gateway property modification CVSS 10.0, CVE-2025-22235 EndpointRequest.to wrong matcher CVSS 7.3, CVE-2025-8525 Exrick xboot, CVE-2025-8738 microservices-platform), .git/.env mass exposure (Sysdig EmeraldWhale 15K cloud creds Oct 2024, Unit42 110K domain .env scan Aug 2024), Spring Boot Actuator heapdump → 9TB GPS data Volkswagen disclosure (Wiz Threat Research Dec 2024), debug endpoint family (Dgraph /debug/pprof GHSA-95mq-xwj4-r47p, MinIO LDAP brute-force GHSA-jv87-32hw-hh99, Glances /api/4/serverslist GHSA-r297-p3v4-wp8m, FUXA plaintext DB creds GHSA-c5gq-4h56-4mmx, Harbor default password GHSA-hj7x-hmf2-hc2p, NetBird VPN default admin GHSA-g3j4-58mp-3x25, PraisonAI WebSocket no-auth GHSA-cfh6-vr3j-qc3g, Gradio ACL bypass GHSA-j2jg-fq62-7c3h, Rancher cluster template credentials, ArgoCD Redis cache crypto), and the secrets-in-repo wave (GitGuardian 2026 State of Secrets: 28.65M new hardcoded secrets in 2025, GitHub 2024 secret-scanning report: 39M leaks). Use when hunting exposed credentials, leaked API keys, .git/.env files, debug endpoints, Spring actuator endpoints, S3 bucket misconfig, source-code disclosure, stack trace leakage, user/email enumeration, PII via API, server-side debug surfaces (phpinfo, /server-status), or any Confidentiality-impact-only finding.

hunt-llm-ai

Hunting skill for LLM and Agentic AI vulnerabilities — direct + indirect prompt injection, ASCII smuggling data exfil, agentic tool-use abuse, system prompt leakage, vector DB cross-tenant, model server RCE, insecure output handling. Built from public bug bounty reports across HackerOne, Huntr, Project Zero, GitHub Security Advisories, plus 2024-2026 meta verified against NVD — Microsoft 365 Copilot ASCII Smuggling (Johann Rehberger Aug 2024 disclosure), CVE-2025-46059 LangChain GmailToolkit indirect prompt injection (CVSS 9.8), CVE-2025-68613 LangChain PythonREPLTool semantic RCE (CVSS 9.8), CVE-2024-46946 LangChain LLMSymbolicMathChain sympy.sympify, CVE-2025-27520 + CVE-2025-32375 + CVE-2024-2912 BentoML pickle, Ollama RCE family (CVE-2024-37032, CVE-2024-39722, CVE-2024-45436, CVE-2025-44779), CVE-2025-64496 Open WebUI Direct Connections SSE code injection (GHSA-cm35-v4vp-5xvx), CVE-2024-1483/1560/1594 MLflow path traversal. Covers OWASP LLM Top 10 v2025 (LLM01-LLM10) and OWASP Agentic AI Top 10 (AA-01 through AA-10). Use when hunting prompt injection, jailbreaks, agentic tool abuse, RAG poisoning, vector DB IDOR, MCP server compromise, model registry RCE, or any "AI feature" surface in a target.

hunt-oauth

Hunting skill for OAuth 2.0 / 2.1, OpenID Connect (OIDC), SAML SSO, and JWT authentication. Built from 365 public OAuth/SSO bug bounty reports across HackerOne, GitHub Security Advisories, PortSwigger Research, GitHub Security Lab, Detectify, Doyensec, Salt Labs, Semperis, Obsidian Security, Trace37 plus 2024-2026 meta verified against NVD — ruby-saml parser differentials (CVE-2025-25291/25292, GHSL-2024-329/330), Authentik regex redirect_uri (CVE-2024-52289), workers-oauth-provider PKCE downgrade and redirect_uri (CVE-2025-4143/4144), Entra ID actor token cross-tenant impersonation (CVE-2025-55241), Hono JWT alg confusion (CVE-2026-22817), nOAuth omniauth-microsoft_graph (CVE-2024-21632), Tekton git resolver token exfil (CVE-2026-40161), Flux Operator OIDC empty claims (CVE-2026-23990), Argo CD project token (CVE-2025-55190), tinyauth OIDC client binding (CVE-2026-32245). Use when hunting OAuth / OIDC / SAML / JWT / SSO bugs on web apps, mobile apps, single-page apps, MCP servers, agentic LLM tool-use plugins, GitOps controllers, K8s admission, identity providers, federated login, or any place a `redirect_uri`, `state`, `code`, `access_token`, `id_token`, `assertion`, `client_id`, `client_secret`, `code_verifier`, `code_challenge`, `nonce`, `aud`, `iss`, `sub`, `kid`, or `jku` parameter is processed.

hunt-rce

Hunting skill for remote code execution. Built from 1,218 public RCE bug bounty reports across HackerOne, Project Zero, Intigriti, GitHub Security Advisories, and curated awesome-* lists, plus 2024-2026 meta verified against NVD — React Server Components (CVE-2025-55182), runc Leaky Vessels (CVE-2024-21626), BentoML pickle (CVE-2025-27520/32375), LangChain REPL (CVE-2025-68613), Tekton git resolver (CVE-2026-40938), OpenProject git argument injection (CVE-2026-24685), ingress-nginx (CVE-2025-1974). Use when hunting RCE on web apps, OSS libraries, admin panels, file processors, CI/CD runners, GitOps controllers, K8s admission webhooks, container runtimes, ML inference servers, agentic LLM tools, or anywhere user input reaches a shell, deserializer, template engine, dynamic loader, or git/curl/tar CLI.

hunt-xss

Hunting skill for Cross-Site Scripting (XSS) — DOM-based, stored, reflected, mutation-based (mXSS), and modern variants. Built from public bug bounty reports across HackerOne, Intigriti, Bugcrowd, Huntr, and GitHub Security Advisories, plus 2024-2026 meta verified against NVD — DOMPurify nesting mXSS (CVE-2024-47875, GHSA-gx9m-whjm-85jf), DOMPurify depth-bypass family (CVE-2024-45801, GHSA-mmhx-hmjr-r674), DOMPurify mXSS via Re-Contextualization (GHSA-h8r8-wccr-v5f2), Auth0 nextjs-auth0 returnTo (CVE-2025-67716, GHSA-mr6f-h57v-rpj5), React Server Components DoS family (CVE-2025-67779/55184, GHSA-5j59-xgg2-r9c4), markdown-to-jsx iframe XSS (CVE-2024-21535), listmonk stored XSS → Admin ATO (GHSA-jmr4-p576-v565, CVSS 8.0). Use when hunting DOM XSS, stored XSS, reflected XSS, postMessage XSS, mXSS, sanitizer bypass (DOMPurify / sanitize-html / bleach), OAuth redirect_uri XSS, prototype pollution → XSS gadgets, markdown renderer XSS, Server Components content injection, agentic LLM output injection.

idor-hunter

IDOR / BOLA specialist (H1 #55, OWASP API1:2023). Use for testing insecure direct object references and broken object level authorization across web apps, APIs, GraphQL endpoints, multi-tenant SaaS, mobile, automotive/IoT, and AI inference servers.

info-disclosure

Information Disclosure specialist (H1 #18, CWE-200/209/215/538/668/798). Use for finding exposed sensitive data: stack traces, debug endpoints, config files, environment variables, API keys, .git/.env exposure, Spring Actuator surfaces, source code leaks. Standalone is feeder-class — must chain to be reportable.

js-analyzer

JavaScript static analysis agent for client-side security review. Use for analyzing JS bundles, finding hardcoded secrets, tracing DOM XSS source-sink flows, identifying postMessage handlers, extracting API endpoints, and reviewing client-side access controls. Provide URLs or local JS file paths.

llm-ai-hunter

LLM and Agentic AI vulnerability specialist. Covers OWASP LLM Top 10 v2025 (LLM01-LLM10) and OWASP Agentic AI Top 10 (AA-01..AA-10). Dispatcher passes subtype — 'prompt-injection', 'indirect-injection', 'tool-abuse', 'rag-poisoning', 'vector-idor', 'mcp', 'model-server', 'output-handling', or 'ascii-smuggling' — in the task; falls back to inference. Use when a target ships a chatbot, RAG / search-over-docs, AI assistant, MCP server, agentic tool-use plugin, model registry, inference server, or any 'AI feature' that processes attacker-influenceable text or files.

mindmap

Generate a text-based attack surface mindmap. Shows tech stack → vuln class → endpoint relationships. Usage: /mindmap <target>

monitor

Continuous monitoring agent for authorized bug bounty programs. Modes: 'baseline' captures initial state, 'check' detects changes, 'scope' re-syncs platform scope. Runs in background.

new

Create a new engagement workspace. Usage: /new <platform> <program> [--type web-app|api|mobile|smart-contract]

nuclei-writer

Custom nuclei template builder. Use when you've found a pattern that should be checked across multiple targets or when existing templates miss a specific vulnerability. Provide the vulnerability details and detection logic.

oauth-hunter

OAuth 2.0 / 2.1, OpenID Connect (OIDC), SAML SSO, and JWT specialist. Dispatcher passes subtype — 'oauth', 'oidc', 'saml', or 'jwt' — in the task; falls back to inference. Use for redirect_uri / returnTo flaws, state/nonce/PKCE bypass, alg confusion (none/HS-with-RS-key/kid/jku), SAML XSW + comment injection + assertion replay, OIDC ID token validation gaps, code/token leak channels, cross-tenant impersonation, PKCE downgrade, and any flow involving a code, access_token, id_token, assertion, client_id, client_secret, code_verifier, code_challenge, kid, or jku parameter.

open-redirect

Open Redirect specialist (H1 #38). Use for testing URL redirect parameters, login/logout flows, OAuth callbacks, and any endpoint that redirects based on user input.

pipeline

Prepare the battlefield — recon, scanning, and surface ranking. Stops before hunting. Run /hunt or /autopilot after. Usage: /pipeline or /pipeline <target>

poc-builder

Bug bounty PoC and report builder. Use after confirming a vulnerability to create minimal reproduction steps, self-contained HTML demonstration pages, curl-based reproduction scripts, and platform-ready report drafts for HackerOne/Bugcrowd/Intigriti.

privilege-escalation

Privilege Escalation specialist (H1 #26). Use for testing vertical and horizontal privilege escalation, role manipulation, admin endpoint access, and permission boundary violations.

quality

Score a report draft before submission. Usage: /quality <draft-path-or-finding-description>

quality-check

Report quality scorer. Use BEFORE submitting any report to validate completeness, clarity, title strength, CVSS accuracy, PoC quality, and overall report grade. Provide the draft report path or content.

quickscan

Run a quick security scan on a target. Consults the Brain first, validates scope, runs passive recon + vuln scan in parallel.

race-condition

Race Condition specialist (H1 #29). Use for testing TOCTOU flaws, double-spend, parallel request abuse on balance operations, coupon redemption, and any non-idempotent state changes.

rce-hunter

Remote Code Execution specialist (H1 #70). Use for testing command injection, template injection (SSTI), deserialization, expression language injection, and any vector that achieves server-side code execution.

recon

Reconnaissance agent for target enumeration. Use for subdomain discovery, port scanning, service fingerprinting, tech stack identification, and OSINT gathering. Specify scope and depth: 'passive' for DNS/cert/OSINT only, 'active' for port scans and probing, 'deep' for comprehensive enumeration.

recon-ranker

Attack surface ranker. Takes recon output + brain data, produces P1/P2/Kill prioritized attack plan with concrete curl commands for each P1 target. Use after recon to decide what to test first.

report-writer

Security report generation agent. Use for compiling findings into formal penetration test reports, executive summaries, technical write-ups, and bug bounty submissions. Provide the findings directory or list of vulnerabilities to document.

resume

Resume a previous hunt. Shows hunt history, untested endpoints, memory-informed suggestions. Usage: /resume target.com

sast

Source code vulnerability hunting (SAST). Decomposes analysis into specialized passes: map entry points, map dangerous ops, trace flows, find gaps, adversarial validation, exploit. Usage: /sast <repo_path> [--lang c|cpp|rust|java|python|go|php] [--min-score 4] [--max-files 30] [--skip-static] [--best-of N]

sast-danger-mapper

Maps dangerous operations in a source file: memory ops, type casts, arithmetic near trust boundaries, free/dealloc patterns. Pattern matching task — list what you see, don't speculate. Use via /sast command.

sast-devils-advocate

Adversarial validator for SAST findings. Your ONLY job is to DISPROVE the candidate. Find every reason it's not exploitable. If you can't disprove it, it survives. Use via /sast command.

sast-entry-mapper

Maps entry points where untrusted data enters a source file. Lists every function that receives external input with data type, size constraints, and initial validation. Use via /sast command.

sast-exploit-builder

Builds working exploits from confirmed SAST findings. Takes a confirmed crash, develops it into a full exploit. Tier 1 (DoS) → Tier 5 (code execution). Use via /sast command after PoC confirmation.

sast-file-ranker

Source file attack surface ranker. Reads a repository, scores every source file 1-5 by exploitability. Outputs ranked JSON for per-file hunting. Use via /sast command.

sast-flow-tracer

Traces data flow from entry points to dangerous operations. Cross-file reasoning to determine which entries can reach which dangers, and what validation exists in between. MUST run on Opus for reasoning depth. Use via /sast command.

sast-gap-analyzer

Analyzes validation gaps in data flows. Takes traced flows and identifies where checks are missing, insufficient, or bypassable. The 'interaction reasoning' step — finds bugs that exist in the gaps between individually correct-looking code. MUST run on Opus. Use via /sast command.

sast-hunter

Focused PoC builder for SAST candidates. Receives a SPECIFIC candidate vulnerability that survived adversarial validation. Writes a PoC, compiles, runs with ASan, confirms or rejects. Use via /sast command.

scope-check

Target scope validation agent. Use BEFORE any active testing to verify targets are in scope. Provide the target and the program name or scope file. Checks against .scope.txt, scope.yaml, and fetches live program scope from HackerOne/Bugcrowd/Intigriti APIs if configured.

sqli-hunter

SQL Injection specialist (H1 #67). Use for error-based, blind boolean, blind time-based, UNION-based, and out-of-band SQLi testing. Provide target endpoints with injectable parameters.

ssrf-hunter

SSRF vulnerability hunting specialist. Use for testing URL-accepting parameters, webhook endpoints, file import features, and any server-side request functionality. Provide target endpoints with URL parameters.

ssti-hunter

Server-Side Template Injection specialist. Covers Jinja2 (H1 #74), Twig, Velocity, FreeMarker, ERB, Handlebars, Thymeleaf. Use for any rule-engine, comment/message rendering, PR automation, admin template, or user-customizable template surface. Systematic blocklist mapper + CVE bypass runner + runtime-vs-parse distinguisher.

status

Show engagement dashboard with program info, scope, brain state, findings, agent activity, and cost estimate.

submit

Draft and submit a vulnerability report to the bug bounty platform. Reads scope.yaml for platform/program, uses brain + findings for content. Always drafts first for review.

surface

Show ranked attack surface for a target. Invokes recon-ranker agent. Usage: /surface target.com

sync

Sync program scope, policy, and hacktivity from a bug bounty platform. Usage: /sync hackerone tesla or /sync bugcrowd uber

validate

Validate a finding through the 7-Question Gate + 4 gates. Kills weak findings FAST. Usage: /validate <finding description>

validator

Finding validator. Runs 7-Question Gate + 4-gate checklist. Kills weak/theoretical findings FAST before any report writing. Output: PASS, KILL, DOWNGRADE, or CHAIN REQUIRED.

vuln-scanner

Automated vulnerability scanning agent. Use for running nuclei templates, nikto scans, SSL/TLS analysis, header checks, and known CVE detection against targets. Provide target URL or list and scan profile: 'quick' for top vulns, 'standard' for common checks, 'thorough' for deep scanning.

waf-profiler

WAF fingerprinting and behavior mapping specialist. Use to identify the WAF, map its blocking rules, find bypass techniques, and document WAF behavior for other agents. Always run this before xss-hunter or injection testing on WAF-protected targets.

web3-auditor

Smart contract and Web3/DeFi security auditor. Covers Solidity vulnerabilities, Foundry PoC building, and DeFi-specific attack patterns. Use for Immunefi, Code4rena, and other Web3 bug bounty programs.

xss-hunter

XSS specialist covering reflected (H1 #60), stored (H1 #61), and DOM (H1 #62). Dispatcher passes subtype — 'reflected', 'stored', or 'dom' — in the task; falls back to inference from target. Use for parameter reflection, persisted inputs (comments/profiles/uploads/filenames), or client-side source→sink analysis.

xxe-hunter

XXE specialist (H1 #63). Use for testing XML parsing endpoints, file upload processors, SOAP services, SVG handlers, and any feature accepting XML input.