🌱 100% INDEPENDENT
Practical guides, scripts, and tooling without paywalls, intrusive ads, or intermediaries.
// OPEN SOURCE ECOSYSTEM SUPPORT
Support the open source ecosystem.
If my forensic analyses, technical articles, browser extensions, or tools helped you unblock a server or resolve critical incidents, your support keeps our infrastructure and labs 100% active and open.
🛡️ REAL INFRASTRUCTURE
Contributions directly fund DNS nodes, test VPSs, clusters, and Linux incident reproduction labs.
// CONTRIBUTION CHANNELS
Direct Support Channels
Choose the best option for you, whether in Brazil or internationally.
🇧🇷 BRAZIL · ZERO FEES
Instant Pix (Brazil)
Scan the QR Code in your banking app or copy the Pix payload below (for Brazilian bank accounts):
Percio Andrade · Mercado Pago
perciocastelo@gmail.com
💳 GLOBAL · CARD / APPLE PAY / G PAY
Card & Apple/Google Pay
Transparent checkout via Stripe ($5, $10, or custom amount) with International Card, Apple Pay, or Google Pay.
🐙 GITHUB · ZERO PLATFORM FEES
GitHub Sponsors
Monthly or one-time contribution directly linked to your GitHub developer account.
⚡ CRYPTO · BASE / ETH / USDC
Crypto (Ethereum & Base)
Direct contributions in USDC, ETH, or USDT via Base (near-zero gas) or Ethereum Mainnet:
0x74325A7...6938d55
// WHERE YOUR SUPPORT MAKES A DIFFERENCE
Transparency & Allocation
See how each contribution is directly invested in the sustainability of our projects.
Servers & Clusters
Cloud infrastructure costs, test VPS instances, monitoring nodes, and validation environments.
Extensions & Plugins
Continuous development of open source tools (like Who-Follows-Me and cybersecurity plugins).
Hardening Labs
Controlled CVE reproduction, Linux incident response forensics, and threat reverse engineering.
Paywall-Free Articles
In-depth technical guides, production benchmarks, and troubleshooting manuals free for the community.
// THANK YOU FOR YOUR SUPPORT
Let's keep building an open web.
Every contribution preserves technical independence and enables tooling free from ads or corporate interests.