mail-index alternatives
24 email MCP servers from other publishers do the same job as mail-index. The closest match comes first, then the best rated, with at most two per publisher.
Microsoft Outlook personal accounts: mail, rules, calendar, contacts, to-do, drafts (77 tools).
No reviews yetlocal · pypi371.3k/wkFreePermissioned search and cited answers over Slack, Drive, Gmail, Jira, and 50+ workplace sources.
No reviews yetgateway-ready63.1k/wkFreeOutlook & OneDrive MCP: personal & enterprise tools for mail, calendar, contacts, tasks, files
No reviews yetlocal · npm20296/wkFreeGoogle Workspace MCP server for Gmail, Calendar, Drive, Docs, Sheets, Slides, Contacts, and more
No reviews yetlocal · npm14355/wkFreeUnofficial Proton Mail MCP — send, read, search & organize email over SMTP and IMAP
No reviews yetlocal · npm6113/wkFreeTeaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 21 rules, 6 comps.
No reviews yetgateway-ready45/wkFreeIMAP/SMTP email for iCloud, Gmail, Proton Bridge and more: search, read, follow threads, send.
No reviews yetlocal · mixed183/wkFreeEmail MCP server for AI agents: IMAP/SMTP, Gmail, Outlook, calendar, ManageSieve, AI triage, OAuth2.
5.0(1)local · npm1.3k/wkFreeGoogle Workspace MCP server for Gmail, Drive, Calendar, Docs, Sheets, Slides, Forms, Tasks, Chat.
No reviews yetlocal · pypi3.3k72k/wkFreeSearch Gmail and Outlook, save drafts, manage email rules, and view email stats.
No reviews yetgateway-ready12kFreeAgent-Native Superhuman - email client with keyboard shortcuts and AI triage
No reviews yetgateway-ready7.0kFreeProgrammable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
No reviews yetgateway-ready267585/wkFreeRead Gmail, read and commit to GitHub, update Sheets, and post to Slack through Composio.
No reviews yetgateway-ready5.2kFreeGive AI agents access to Gmail, Calendar, Drive, and more — multi-account, manifest-driven
No reviews yetlocal · npm1921.8k/wkFreeLocal emulator for Slack, Gmail, Drive, GitHub, Jira, Notion, S3 and more, with per-document ACLs
No reviews yetlocal · pypi260132/wkFreeReal email and SMS for AI agents — send mail, receive verification codes, drive a real inbox.
No reviews yetlocal · npm229182/wkFreeEmail infrastructure and authentication for developers: domains, inbox routes, auth apps, deploys.
No reviews yetgateway-ready12582/wkFreeMicrosoft Outlook MCP server — 22 tools for email, calendar, contacts, and mailbox management.
No reviews yetlocal · npm39500/wkFreeMCP server for Gmail with OAuth2 (personal) and service account (Workspace) support.
No reviews yetlocal · npm81148/wkFreeUnlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.
No reviews yetlocal · npm48285/wkFreeUnified email MCP server for Gmail, Outlook, iCloud, and IMAP with batch operations
No reviews yetlocal · npm22509/wkFreeRead, search, draft, send, and organize email through Gmail, Outlook, and IMAP/SMTP mailboxes.
No reviews yetlocal · npm7635/wkFreeMCP server for Tomba email finder, verification, and contact enrichment API
No reviews yetgateway-ready837/wkFreeNever-stored live email: read, send and triage Gmail, Outlook / Microsoft 365, or any IMAP mailbox.
No reviews yetgateway-ready1027/wkFree
mail-index alternatives by what you need
Open source mail-index alternatives (18)
Published under an open licence such as MIT or Apache-2.0.
Outlook MCP, PipesHub, Outlook, Proton Mail (unofficial), HTML Email Playbook, owlpost, Mailoo - Email MCP Server, Workspace and 10 more below.
Hosted mail-index alternatives (9)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
PipesHub, HTML Email Playbook, Inbox Zero, Agent-Native Mail, Atomic Mail, Connectors, smbCloud Mail & Auth, Tomba MCP Server and 1 more below.
Local mail-index alternatives (15)
A package you install and run on your own machine, so your data stays on your computer.
Outlook MCP, Outlook, Google Workspace, Proton Mail (unofficial), owlpost, Mailoo - Email MCP Server, Workspace, Google Workspace and 7 more below.
Safest mail-index alternatives (19)
Graded A: passed every check the scanner runs on the latest release.
Outlook MCP, Outlook, Google Workspace, HTML Email Playbook, owlpost, Mailoo - Email MCP Server, Workspace, Inbox Zero and 11 more below.
mail-index and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| mail-index(this one) | A91 | No reviews yet | MIT | Local | 4 |
| Outlook MCP | A89 | No reviews yet | MIT | Local | 37 |
| PipesHub | C67 | No reviews yet | Apache-2.0 | Hosted | 6 |
| Outlook | A89 | No reviews yet | MIT | Local | 20 |
| Google Workspace | A85 | No reviews yet | NOASSERTION | Local | 14 |
| Proton Mail (unofficial) | B83 | No reviews yet | MIT | Local | 6 |
| HTML Email Playbook | A93 | No reviews yet | MIT | Hosted | 0 |
| owlpost | A92 | No reviews yet | MIT | Local | 1 |
| Mailoo - Email MCP Server | A85 | 5.0 (1) | LGPL-3.0 | Local | 0 |
| Workspace | A92 | No reviews yet | MIT | Local | 3.3k |
| Inbox Zero | A97 | No reviews yet | NOASSERTION | Hosted | 12k |
| Agent-Native Mail | A98 | No reviews yet | Not stated | Hosted | 7.0k |
| Atomic Mail | A93 | No reviews yet | MIT | Hosted | 267 |
| Connectors | A88 | No reviews yet | MIT | Hosted | 5.2k |
| Google Workspace | A92 | No reviews yet | Apache-2.0 | Local | 192 |
| Backlot | A86 | No reviews yet | Apache-2.0 | Local | 260 |
| Agenticmail | B82 | No reviews yet | MIT | Local | 229 |
| smbCloud Mail & Auth | A92 | No reviews yet | NOASSERTION | Hosted | 12 |
| Outlook Assistant | A85 | No reviews yet | MIT | Local | 39 |
| Gmail | A85 | No reviews yet | MIT | Local | 81 |
| Openagentemail | B74 | No reviews yet | Apache-2.0 | Local | 48 |
| A85 | No reviews yet | MIT | Local | 22 | |
| Fluxmail | B82 | No reviews yet | NOASSERTION | Local | 7 |
| Tomba MCP Server | A99 | No reviews yet | NOASSERTION | Hosted | 8 |
| MCPEmails | A98 | No reviews yet | AGPL-3.0 | Hosted | 10 |