Independent software studio
Practical software for real work.
JLO Labs creates focused, cross-platform applications for people who want useful software without unnecessary complexity.
Our products
Tools designed to stay simple.
Two focused applications, each built around a clear problem and a clean workflow.
Accounting
ContaLab
A practical accounting application for entrepreneurs, small businesses and learners who want to understand and manage their accounting clearly.
- Journal entries and accounting policies
- General ledger and daily journal
- Trial balance and financial reports
- Multi-company structure
- English language support
- Improved user interface and reorganized views
- Account search for quickly finding and locating accounts
- Report and accounting journal entry export to HTML
- Data backup functionality
ContaLab is free to use, with its application features available without a required subscription.
Ask about ContaLab →
Infrastructure diagrams
InfraGraph
A modern visual editor for infrastructure, architecture, network and workflow diagrams. Create structured diagrams while keeping your data local.
- Create, connect and organize nodes
- Reusable node types, statuses and properties
- Find and navigate large diagrams quickly
- Save locally in the .infra format
Designed as a cross-platform application, with a focus on clarity, portability and offline use.
Ask about InfraGraph →
Current release
Available today.
ContaLab 1.2 is here with configurable Classic and Hierarchical account catalogs, hierarchy support across applicable views and reports, localization and internationalization, report printing, and demos in English and Spanish. InfraGraph version 1.1 is now available with multi-page diagrams, cross-page search and multi-page exports.
Accounting
ContaLab
Accounting tools for learning, organizing transactions and generating essential reports.
Current version
1.2
Available now
ContaLab 1.2 is here!
- Two account catalog options: Classic and Hierarchical, configurable per company
- Account hierarchy support across all applicable views and reports
- Localization and internationalization
- Report printing
- Demos available in English and Spanish
Infrastructure diagrams
InfraGraph
A visual editor for creating structured infrastructure, network and workflow diagrams.
Current version
1.1
Available now
What’s new in InfraGraph 1.1
- Multi-page diagrams with tabs in a single .infra document
- Node search across all pages with direct navigation to the selected node
- Multi-page image export
- Interactive multi-page HTML export with navigable tabs
- Clear Graph now removes nodes and links across all pages while preserving the document and page structure
What comes next
Future releases will be announced when they are ready.
We continue improving both products without publishing unfinished promises.
Built with user feedback
Help shape our products.
Tell us what would save you time, remove friction or make the software clearer. Every suggestion and bug report is reviewed.
Our applications are free to use.
The application features we build are available without a required subscription.
About JLO Labs
Small team. Focused products. Long-term thinking.
JLO Labs develops practical software with a simple principle: useful tools should be understandable, maintainable and respectful of the user.
We welcome suggestions, bug reports and product ideas from the community. Each contribution helps improve ContaLab, InfraGraph and future applications.
Community and contact
Help shape what we build next.
Share feedback, report an issue or tell us how you use our software.
Your feedback directly helps decide what we improve and build next.