Usero alternatives

1

Workspace

by taylorwilsdon

A

Google Workspace MCP server for Gmail, Drive, Calendar, Docs, Sheets, Slides, Forms, Tasks, Chat.

2

Atomic Mail

by Atomic-Mail

A

Programmable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.

3

Email Inbox API + Sending by Sendmux

by Sendmux

A

AI email inbox and sending tools with attachments, search, live events, and webhooks.

4

Local

by local-mcp.com

C

Let ChatGPT, Claude & Cursor use your Mac: email, calendar, iMessage, Teams, files. Local, free.

5

Clippy

by neilberkman

A

Copy AI-generated content to the macOS clipboard: rich Gmail-ready email drafts, text, and files

6

Outlook

by rlrghb

A

Outlook & OneDrive MCP: personal & enterprise tools for mail, calendar, contacts, tasks, files

Google Workspace MCP — Docs, Drive, Calendar, Gmail, Sheets, Slides, Tasks, Chat, People, Forms

8

nintact

by nintact.com

B

Contact forms that actually arrive. No SPF/DKIM, no SMTP. AI sorts them and drafts the reply.

9

Outlook Email Html Lint

by jmshinhwa

A

Classic Outlook renders with the Word engine, the new Outlook with WebView2. Lint one email file aga

10

Anima

by anima-labs-ai

B

Give your AI agent an identity it owns: email inbox, US phone number, SMS, voice, and a vault.

Outlook mail and OneDrive files via Microsoft Graph — read, search, send and organize.

12

SendSeven Messaging

by sendseven.com

A

Unified messaging MCP server: WhatsApp, Instagram, Telegram, SMS, Messenger & email support inbox

13

Agent Control — Agent Meter

by agent-control.net

B

Can I pay this address? ok·new·warn·sink. First 5 free. Then $0.10 USDC/look. Agents pay. No inbox.

14

Sites by Clize

by clize.ai

A

Ship a real marketing site from your coding agent: domain, HTTPS and a working inbox.

15

Agent Inbox

by clize.ai

A

A real email inbox for AI agents: human-approved sends, untrusted-by-default inbound.

16

Chatgenius

by SumCodeAI

B

ChatGenius tools: Instagram, Facebook, WhatsApp and SMS inbox, contacts, bookings, flows, posts.

Read-only multi-inbox benefits radar with local deduplication and explicit account health.

18

octapi

by octapi.app

C

A business's WhatsApp front desk as tools: inbox, customers, catalogue, bookings, fees.

19

Mails.ai — Agent Email

by RolloutsAI

C

A real inbox for AI agents: send, receive and thread email, behind a prompt-injection firewall.

20

PostZen

by postzen.dev

B

Schedule and publish social posts, manage the inbox, and read analytics across 10 platforms

21

formcarry

by formcarry.com

B

Set up form handling for your site (email alerts, auto replies, webhooks) and query submissions.

22

Mailbox MCP

by mailbox-mcp.com

B

Read, send, file and search email in any Gmail, Microsoft 365 or IMAP mailbox, plus its calendar.

23

GTD Brain

by gtdbrain.com

B

Getting Things Done (GTD) board: capture to Inbox, next actions by context, projects, waiting-for.