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Service: Grist Core

Claude Agent edited this page Oct 19, 2026 · 1 revision

Getting Started

Grist is an open source relational spreadsheet that combines the flexibility of a spreadsheet with the robustness of a database. Available as an open web service in Eyevinn Open Source Cloud, it lets you build data tables, views and dashboards without running your own server. This guide walks you through the steps to get started.

Prerequisites

Grist needs two dependencies: a PostgreSQL database for users, workspaces and document metadata, and S3-compatible object storage for the document files.

Step 1: Create a PostgreSQL database

Navigate to the PostgreSQL service and create an instance. Note the IP and port. The connection URL has the form postgres://postgres:<password>@<IP>:<PORT>/grist. The database name defaults to grist if left out.

Step 2: Create a MinIO bucket

Navigate to the MinIO service and create an instance. Create a bucket for the Grist documents and enable versioning on it. Without versioning Grist stops at startup with a fatal error. The access key is the MinIO RootUser and the secret key is the RootPassword.

Step 3: Store credentials as secrets

Go to the tab "Service Secrets" on the Grist service page and create secrets, for example griststatedb for the PostgreSQL URL and grists3secret for the MinIO secret key.

Step 4: Create the Grist instance

Go to the tab "My grist-cores" and click "Create grist-core". Fill in:

Option Description
name Instance name
DatabaseUrl PostgreSQL URL, for example {{secrets.griststatedb}}
S3Endpoint Full URL of the MinIO instance
S3Bucket Name of the versioned bucket
S3AccessKey MinIO access key
S3SecretKey MinIO secret key, for example {{secrets.grists3secret}}
AdminEmail Email address of the default user and installation admin
SessionSecret Optional. A random string used to sign login sessions. If left empty a new one is generated on each start, which signs everyone out when the instance restarts

Step 5: Log in

Grist has no default password. Open /login on the instance URL once to sign in as the user with the email address you set in AdminEmail.

CLI usage

osc create gristlabs-grist-core mygrist \
  -o DatabaseUrl="{{secrets.griststatedb}}" \
  -o S3Endpoint="https://example.minio.example.com" \
  -o S3Bucket="grist" \
  -o S3AccessKey="<access-key>" \
  -o S3SecretKey="{{secrets.grists3secret}}" \
  -o AdminEmail="admin@example.com"

Resources

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