Plunk
useplunk.comTransactional email, campaign broadcasts and event-triggered workflows in one platform
Transactional email, campaign broadcasts and event-triggered workflows in one platform
Lead capture, audience segments and email follow-up in one platform
Design-focused email with polls, click triggers and creator checkout
Email campaigns and application messages with shared recipient capacity and delivery reports
Device-side encrypted email with identity-verification options
Forwarding addresses with removal of hidden email trackers
A maintained Thunderbird fork with encrypted-message search
Build B2B prospect lists with explicit search and export boundaries
Social feed curation with separate display layouts and source-capacity plans
Campaign editing and automated flows with contact-based subscriptions
An email and calendar app where AI agents handle email jobs you describe.
Email and SMS campaigns priced around platform edition and sending speed
Email tools that add tracking, templates, and collaboration to your inbox
Newsletter publishing with separate web, email and audience settings
Paid email accounts with a documented encryption-centered design
Email journeys that branch after a send, view or click
Email campaign production with approved versions, branded layouts and shared sending capacity
Customer email flows that respond to signups and product activity
A local-first knowledge notebook that combines text, handwriting, boards, and linked notes.
Email campaigns, automations and transactional templates billed by sends
Use email-based groups and channels to bring outside participants into team discussions.
Educational tools for examining global facts and assumptions
Ocean-activity data and mapping resources