// developer & creator
Building APIs,
Libraries & Tools
I create open-source libraries, developer tools, and APIs that help others build better software. Focused on simplicity, performance, and developer experience.
Open Source & Tools 16
SofIA
Platform that facilitates the integration of Artificial Intelligence resources into existing systems, accelerating development and improving efficiency.
HyPHP
PHP dev environment: each project sets its own PHP version, no Docker.
SSL Converter
Online tool to convert SSL certificates between formats.
Tokenizer
PHP library to tokenize strings.
InfoIP
API to get IP address information.
Zapiwoot
Bridge connection between Z-API and Chatwoot.
ClickTime
Manage monthly profit from ClickUp task hours.
Lizz
Not just an agent — control your computer and connect your tools.
Command
AI terminal that translates plain language into shell commands.
Arismário Neves
Personal portfolio hub for my projects, profiles, and writing.
HPanel
Manage your Hostinger resources, old and new, in one panel.
MeltDocs
API to convert documents between formats, at scale.
eSocial Validator
Checks eSocial event XML structure against the official XSD schemas.
Bibliateca
Offline Bible reference app: characters, books and terms, no ads.
Tandera
App to find which streaming service has the movie or show you want.
Fiscal
Fiscal and tax tools for the Brazilian market.
Games & Experiments 2
Client Work & Partnerships 2
Domains for Sale 2
Discontinued 3
Edite
Webchat with AI to help with tasks and information.
Finance
Track expenses, get reports and set reminders via WhatsApp.
3MTrader
Trading automation platform with bots and indicators for the financial market.