Neon One
Neon One is a nonprofit technology company whose flagship product, Neon CRM, is a donor management and fundraising platform used by nonprofits and membership associations to manage constituents, donations, memberships, events, campaigns, and volunteers. Neon CRM API v2 is a RESTful, JSON-based rebuild of the legacy v1 API, authenticated with HTTP Basic Auth (org ID + API key) against a base URL of https://api.neoncrm.com/v2. Neon has scheduled the retirement of API v1 and its legacy webhook structure for July 11, 2026.
APIs
Neon One Accounts API
Individual and organization constituent records (accounts) - create, retrieve, update, and search accounts; manage linked contacts on organization accounts, mailing/shipping add...
Neon One Households API
Group individual accounts into households, defining the relation type (e.g. spouse, child) each member holds within the household. Household endpoints shipped to API v2.10 on Ju...
Neon One Donations API
One-time donations, multi-payment pledges and pledge installments, recurring donation schedules, and soft credits (crediting a donation to an account other than the paying donor).
Neon One Campaigns API
Fundraising campaigns, including peer-to-peer/social fundraising configuration, that donations, pledges, and recurring donations are attributed to.
Neon One Memberships API
Membership levels, terms, and sub-members held by an account, nested under the account resource - including active-status and primary-active-membership fields added in API v2.11.
Neon One Events API
Events, event tickets, event registrations, and event attendees - create and manage events and process registrations against them.
Neon One Custom Fields API
Standard custom fields attached to accounts, donations, and events, plus the full Custom Objects framework (objects, fields, form/list layouts, relations, validators, and record...
Neon One Orders & Store API
Orders that group multiple donations, memberships, and store purchases into a single transaction, plus the online store catalog - products, catalogs, categories, and checkout/sh...
Neon One Volunteers API
Volunteer records, volunteer groups, volunteer opportunities and roles, opportunity shifts, and time sheets - added to API v2.9 in November 2024 and extended with role assignmen...
Neon One Webhooks API
Programmatically create, list, retrieve, update, and delete outbound webhook subscriptions that POST JSON notifications for create/update/delete actions on Accounts, Donations, ...