THE SOFTWARE DIRECTORY

Find software that fits.

Useful software. Clear choices. A better way to find what you need.

834 tools found

Innago

Industry software

Innago is hosted property management software for landlords, covering rent collection, leases, tenant screening and maintenance. The platform has no monthly landlord subscription, while payment transactions and screening reports carry separate fees that are generally charged to tenants.

Free landlord software
No monthly, setup or per-unit subscription fee for landlords.

Landlord Studio

Industry software

Landlord Studio organizes rental income, expenses, property records and tenant workflows in a hosted workspace. Its ongoing GO plan supports a small portfolio with manual accounting and limited document storage, while automated banking and advanced reporting belong to paid plans.

Free GO plan
3 rental units, 1 user, 10 documents and standard reports.

pretix

Events & field service

pretix is an open-source event ticketing system for managing products, orders and attendee admission. Its self-hosted Community software gives organizers control over ticket sales and registration data, while managed hosting, enterprise extensions and payment processing are separate offerings.

Free self-hosted
Self-hosted Community code; hosting, Enterprise plugins and payment processor charges are separate.

pretalx

Events & field service

pretalx manages conference proposals, speaker communication, reviews and published schedules. Its open-source application can be self-hosted for an event program, helping organizers coordinate selection and scheduling while managed hosting remains a separate service.

Free self-hosted
Self-hosted conference software; attribution is required and managed hosting is separate.

Mobilizon

Events & field service

Mobilizon is a federated platform for community groups and events. Organizations can host their own instance, publish activities and coordinate participation across compatible servers, offering a community-controlled alternative to relying on a single centralized event network.

Free self-hosted
Self-hosted event/community software; each public instance sets its own registration and usage rules.

Hi.Events

Events & field service

Hi.Events is an open-source event registration and ticketing application with a free self-hosted core. Organizers can manage ticket products, orders and attendees on their own infrastructure, while reserved seating, box office and certain enterprise controls require paid licensing.

Free self-hosted
Free self-hosted core requires attribution; box office, reserved seating and per-account SSO need Enterprise licensing.

Cal.com

Events & field service

Cal.com provides hosted appointment scheduling with a free Individuals plan for one user. It supports unlimited event types and connected calendars, while collaborative team scheduling and organizational controls are paid features and the production service is now closed source.

Free Individuals plan
1 user with unlimited event types, calendar connections and meetings.

Easy!Appointments

Events & field service

Easy!Appointments is a self-hosted appointment booking application for services and providers. It lets customers choose available times while staff manage schedules, offering free GPL software with optional paid hosting, installation and customization services.

Free self-hosted
Complete self-hosted booking software; optional hosting, installation and customization services are paid.

Rallly

Events & field service

Rallly is an open-source scheduling poll application for finding meeting times with a group. Organizers propose options and participants indicate availability, making it useful for one-off coordination through a self-hosted instance rather than repeated email exchanges.

Free self-hosted Personal
Self-hosted Personal distribution: 1 registered user and 1 space seat; guest poll participants do not count. Multi-user keys are sold separately.

Indico

Events & field service

Indico is an open-source event management system for lectures, meetings, workshops and conferences. It organizes registration, schedules and event materials in a shared institutional platform, with extensibility for organizations managing recurring events and long-term archives.

Free self-hosted
Self-hosted event system; hosting, local configuration and external service integrations are separate.

Eventbrite

Events & field service

Eventbrite is a hosted event publishing and ticketing platform with ongoing free event creation. Organizers can publish unlimited events and issue free tickets without ticketing fees, while paid tickets, donations, advertising and premium marketing services have separate charges.

Free event publishing
Unlimited event publishing; free tickets have no ticketing fee.

Calendly

Events & field service

Calendly is a hosted scheduling tool that lets invitees choose available meeting times from a booking page. Its ongoing free plan supports one event type and one connected calendar, making it suitable for a single repeatable appointment workflow.

Free plan
1 event type, 1 connected calendar and unlimited one-to-one meetings.

VSCodium

Development

VSCodium is an independently packaged code editor built from the open source Visual Studio Code project. It includes syntax highlighting, integrated debugging, and extension support.

Open-source software
Some Microsoft extensions restrict use outside Visual Studio Code.

Zed

Development

Zed is a native code editor that combines language intelligence with collaborative editing. It includes language server integration, shared editing, and integrated terminal. It is aimed at developers pairing on code in a responsive native editor.

Open-source software
Hosted AI services have separate account and payment terms.

IntelliJ IDEA OSS is an open source integrated development environment focused on Java and Kotlin projects. It includes code completion, code inspections, and automated refactoring.

Open-source software
This listing covers the OSS build, not every commercial IntelliJ feature.

PyCharm OSS

Development

PyCharm OSS is an open source Python development environment for editing, debugging, and maintaining Python projects. It includes Python code completion, integrated debugger, and test runner.

Open-source software
Commercial PyCharm features and hosted services are outside this OSS listing.

GitHub Desktop

Development

GitHub Desktop is a graphical Git client that turns local changes and repository history into a visual workflow. It includes branch switching, highlighted diffs, and commit coauthors.

Open-source software
Advanced Git operations may still need the command line.

Insomnia

Development

Insomnia is an API client for designing requests and inspecting responses across several application protocols. It includes HTTP request collections, openAPI editing, and API test suites.

Open-source software
Cloud collaboration and hosted account features have separate terms.
HELP SHAPE THE DIRECTORY

Know a useful tool?

Send your suggestion for editorial review.

Suggestions are reviewed before they appear in the directory.