# download4you > Open-source publisher. Listings imported from github.com/download4you — credited to the original author with their license. - **Listings:** 17 - **Total installs:** 0 - **Profile:** https://agentstack.voostack.com/s/download4you - **Website:** https://github.com/download4you ## Published listings - [Fieldops Engineering](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-engineering) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-engineering` Diagnose, implement, and verify non-trivial or risk-sensitive changes in existing repositories while preserving user work, following repository instructions, limiting mutation to authorized scope, using reviewable patches, and producing evidence-backed handoffs. Use for bug fixes, features, refactors, migrations, configuration changes, overlapping worktrees, or investigations where verification a… - [Fieldops Ctf Forensics](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-forensics) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-forensics` Provides digital forensics and signal analysis techniques for CTF challenges. Use when analyzing disk images, memory dumps, event logs, network captures, cryptocurrency transactions, steganography, PDF analysis, Windows registry, Volatility, PCAP, Docker images, coredumps, side-channel power traces, DTMF audio spectrograms, packet timing analysis, CD audio disc images, or recovering deleted files… - [Fieldops Ctf Ai Ml](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-ai-ml) — Skill · Free — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-ai-ml` Provides AI and machine learning techniques for CTF challenges. Use when attacking ML models, crafting adversarial examples, performing model extraction, prompt injection, membership inference, training data poisoning, fine-tuning manipulation, neural network analysis, LoRA adapter exploitation, LLM jailbreaking, or solving AI-related puzzles. - [Fieldops Ctf Writeup](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-writeup) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-writeup` Generates a single standardized submission-style CTF writeup for competition handoff and organizer review. Use after solving a CTF challenge to document the solution steps, tools used, and lessons learned in a structured format. - [Fieldops Ctf Misc](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-misc) — Skill · Free — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-misc` Provides miscellaneous CTF challenge techniques for problems that do not cleanly fit the main categories. Use for encoding puzzles, pyjails, bash jails, RF/SDR, DNS oddities, unicode tricks, esoteric languages, QR or audio puzzles, constraint solving, game theory, unusual sandbox escapes, and hybrid logic puzzles. Prefer a more specific skill first when the challenge is mainly web, pwn, reverse,… - [Fieldops Prompt Refiner](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-prompt-refiner) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-prompt-refiner` Transform rough, ambiguous, overloaded, or reusable requests into precise execution-ready prompts for coding agents. Use when asked to improve, rewrite, structure, modularize, audit, or professionalize a prompt, AGENTS.md instruction set, task brief, or agent workflow. Preserve intent while clarifying outcome, scope, inputs, constraints, authority, verification, and deliverables. Do not use merel… - [Fieldops Ctf Osint](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-osint) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-osint` Provides open source intelligence techniques for CTF challenges. Use when gathering information from public sources, social media, geolocation, DNS records, username enumeration, reverse image search, Google dorking, Wayback Machine, Tor relays, FEC filings, or identifying unknown data like hashes and coordinates. - [Fieldops Ctf Malware](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-malware) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-malware` Provides malware analysis and network traffic techniques for CTF challenges. Use when analyzing obfuscated scripts, malicious packages, custom crypto protocols, C2 traffic, PE/.NET binaries, RC4/AES encrypted communications, YARA rules, shellcode analysis, memory forensics for malware (Volatility malfind, process injection detection), anti-analysis techniques (VM/sandbox detection, timing evasion… - [Fieldops Orchestrator](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-orchestrator) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-orchestrator` Coordinate multiple FieldOps skills for complex, unfamiliar, or mixed-domain work spanning research, prompt control, authorized CTF evidence, repository changes, PowerShell Unicode handling, or prompt refinement. Use when a task needs two or more FieldOps workflows, when the correct specialist is unclear, or when the user explicitly invokes $fieldops-orchestrator. Prefer a narrower skill for clea… - [Fieldops Ctf Web](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-web) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-web` Provides web exploitation techniques for CTF challenges. Use when the target is primarily an HTTP application, API, browser client, template engine, identity flow, or smart-contract frontend/backend surface, including XSS, SQLi, SSTI, SSRF, XXE, JWT, auth bypass, file upload, request smuggling, OAuth/OIDC, SAML, prototype pollution, and similar web bugs. Do not use it for native binary memory cor… - [Fieldops Research](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-research) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-research` Investigate externally verifiable, uncertain, current, comparative, or high-consequence questions and deliver concise evidence-backed actionable answers. Use when facts may have changed, claims need checking, sources disagree, the user asks for recommendations or comparisons, or a question requires combining local evidence with official documentation, APIs, repositories, or web sources. Do not tr… - [Fieldops Prompt Decorators](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-prompt-decorators) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-prompt-decorators` Interpret and execute Prompt Decorators written with +++ syntax, including message and chat scope, parameter validation, composition, conflict resolution, state inspection, selective clearing, and export. Use whenever the user includes a supported +++Decorator token or asks to create, validate, debug, or explain decorator behavior. Do not trigger for ordinary tone, plan, or formatting requests wi… - [Fieldops Ctf Reverse](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-reverse) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-reverse` Provides reverse engineering techniques for CTF challenges. Use when the main job is to understand how a compiled, obfuscated, packed, or virtualized target works before exploiting or solving it, including binaries, APKs, WASM, firmware, custom VMs, bytecode, game clients, malware-like loaders, and anti-debug or anti-analysis logic. Do not use it when the vulnerability is already understood and t… - [Fieldops Ctf Operator](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-operator) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-operator` Triage, route, coordinate, and rigorously validate authorized CTF investigations across web, pwn, crypto, reverse engineering, forensics, malware, OSINT, AI/ML, and miscellaneous domains. Use for vague, unfamiliar, mixed-category, multi-artifact, disputed, or stuck challenges; when the dominant category is unknown; or when a claimed solution must be reproduced from a clean baseline. - [Fieldops Ctf Crypto](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-crypto) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-crypto` Provides cryptography attack techniques for CTF challenges. Use when attacking encryption, hashing, signatures, ZKP, PRNG, or mathematical crypto problems involving RSA, AES, ECC, lattices, LWE, CVP, number theory, Coppersmith, Pollard, Wiener, padding oracle, GCM, key derivation, or stream/block cipher weaknesses. - [Fieldops Ctf Pwn](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-ctf-pwn) — Skill · Free — `agentstack add skill-download4you-codex-fieldops-fieldops-ctf-pwn` Provides binary exploitation techniques for CTF challenges. Use when you already have a vulnerable native target or service and need to turn memory corruption or low-level primitives into code execution or privilege escalation, such as buffer overflows, format strings, heap bugs, ROP, ret2libc, shellcode, kernel exploitation, seccomp bypass, sandbox escape, or Windows/Linux exploit chains. Do not… - [Fieldops Powershell Utf8](https://agentstack.voostack.com/l/skill-download4you-codex-fieldops-fieldops-powershell-utf8) — Skill · Free · security-reviewed — `agentstack add skill-download4you-codex-fieldops-fieldops-powershell-utf8` Write, review, and repair PowerShell that must preserve Persian/Farsi or other Unicode across console input, console output, native-process pipelines, and file I/O. Use for mojibake, BOM requirements, multilingual automation, or PowerShell 5.1 versus 7 compatibility. Do not trigger when encoding is irrelevant. --- Seller on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Install any with `agentstack add `.