MemberMatters

Spec sheet

Purpose

MemberMatters is an open source membership, billing, access control and payments solution for makerspaces and community groups.Read 11 Oct 2026 · github.com

Intended users

The project lists makerspaces and community groups as its intended users and names several makerspaces that use or trial it.Read 11 Oct 2026 · github.com

Deployment

The documentation says MemberMatters supports running in Docker on Linux and provides a Docker image to download.Read 11 Oct 2026 · membermatters.org

Integrations

The project lists integrations with Stripe, Canvas or Moodle, Trello, SendGrid or Postmark, Twilio and Discord.Read 11 Oct 2026 · github.com

Security

The deployment guide recommends putting the instance behind a reverse proxy and says production use should always use HTTPS.Read 11 Oct 2026 · membermatters.org

Support

The README says the project focuses limited resources on features and bug fixes and invites users to open an issue with suggestions.Read 11 Oct 2026 · github.com

License

The GitHub repository lists the project under the MIT license.Read 11 Oct 2026 · github.com

Headquarters

Brisbane, AustraliaRead 28 Sep 2026 · github.com

Access control

Its access control features include permission checks, swipe audit logs, and automatic swipe card deactivation for overdue payments.Read 11 Oct 2026 · github.com

Access hardware

Its access control firmware supports ESP32 devices and can connect to RFID readers and outputs such as door strikes or tool interlocks.Read 11 Oct 2026 · github.com

Browser and mobile support

The project says it supports major browsers, mobile use and dark mode.Read 11 Oct 2026 · github.com

Email requirement

A valid Postmark API key is required for MemberMatters to function correctly, including signups and MemberBucks actions.Read 11 Oct 2026 · membermatters.org

Hosting model

Organizations run their own instance using a Docker image and mount a volume for the database and other data.Read 11 Oct 2026 · membermatters.org

Kiosk

A kiosk mode can be built as an Electron app, but the project says it does not offer precompiled binaries for download.Read 11 Oct 2026 · membermatters.org

Kiosk mode

An Electron kiosk app can be built for site sign-in and sign-out, but the project says it does not offer precompiled binaries for download.Read 11 Oct 2026 · membermatters.org

Member accounts

It supports member registration, login and profiles, with an admin interface for managing the system.Read 11 Oct 2026 · github.com

Member management

It includes member registration, login, profiles, and an admin interface for managing the system.Read 11 Oct 2026 · github.com

Membership billing

It supports recurring credit card membership payments through Stripe, self-service billing, and manual account activation for members without a Stripe subscription.Read 11 Oct 2026 · github.com

Messaging

It integrates with SendGrid or Postmark for email and Twilio for SMS notifications.Read 11 Oct 2026 · github.com

Payments

It supports recurring credit card membership payments through Stripe and self-service billing for members.Read 11 Oct 2026 · github.com

Security reporting

The security policy asks users to report vulnerabilities privately by email and lists version 2.x as supported and version 1.x as unsupported.Read 11 Oct 2026 · github.com

Security setup

The documentation says production instances should run behind HTTPS and describes using a reverse proxy.Read 11 Oct 2026 · membermatters.org

Single sign-on

It provides single sign-on support for OIDC and the Discourse protocol.Read 11 Oct 2026 · github.com

Subscription billing

recurringRead 20 Sep 2026 · github.com

Where Specifiction places it

• Membership Billing Software#32 of 347.4
• Membership Site Platforms#81 of 857.1