Communications & messaging
680 APIs for SMS, voice, video calls, chat, notifications, or social communication.
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680- SM5 operations199 revisionsSMS API@apideck-libraries/sms-api
SMS: send, list, update and delete text messages and their delivery status
- TW1 operation186 revisionsTwilio - Chat@twilio/twilio-chat
Messaging: manage chat channels, including updating channel details within a service
- SA377 operations20 revisionsSamva API@samva/samva-api
Transactional email: send messages, track delivery, handle replies and contacts
- IN425 operations41 revisionsInkbox API@inkbox/inkbox-api
Agent communications: email, phone, iMessage and WhatsApp with contacts, identities and webhooks
- AG98 operations44 revisionsAgentPhone API@agentphone/agentphone-api
AI phone agents: place calls, send messages, manage numbers, SIP trunks and webhooks
- OU11 operations3 revisionsOutstand Posts v1@outstand/outstand-posts-v1
Social media: schedule posts across platforms, manage replies, and fetch analytics
- AG67 operations9 revisionsAgentDesk REST API@netomi/agentdesk-rest-api
Chat and social channel webhooks: receive messages, route them to bots, and manage rate limits and history
- MA47 operations4 revisionsmailsac API Specification@mailsac/mailsac-api-specification
Email: check inboxes, validate addresses, manage forwarding addresses, attachments and webhooks
- TW54 operations140 revisionsTwilio - Ip_messaging@twilio/twilio-ip-messaging
Messaging: manage chat services, channels, members, messages, users, roles and webhooks
- HT25 operations54 revisionsHTTP Bridge API Reference@strimzi/http-bridge-api-reference
Messaging: send and poll Kafka records over HTTP, manage consumers, topics, offsets and subscriptions
- NO14 operations22 revisionsNotificationsAPI@akash-network/notificationsapi
Alerting: manage notification channels, alert rules and per-deployment alerts
- AP180 operations39 revisionsAPI Reference@agentmail-to/agentmail-to
Email inboxes for AI agents: send and read messages, threads, drafts, webhooks and lists
- PH333 operations454 revisionsPhoenix API by Phone.com@phone/phoenix-api-by-phone-com
Telephony: manage calls, numbers, SMS, voicemail, faxes, devices and call logs
- CO62 operations7 revisionsComms API@osis/comms-api
Messaging and calls: send texts, place calls, manage lines and create payment requests
- FA232 operations11 revisionsfastcomments@fastcomments/fastcomments
Comments and discussion: manage comments, pages, users, moderation, notifications and webhooks
- TR121 operations70 revisionstraQ API@traptitech/traq-api
Chat: manage channels, messages, users, bots, webhooks, files and OAuth2 tokens
- BI528 operations81 revisionsBird API@messagebird/bird-api
Email, SMS, WhatsApp and realtime messaging: send messages, manage contacts and templates, and track delivery stats
- PR23 operations5 revisionsPremier Letters API@premierletters/premier-letters-api
Mail: send handwritten letters, cards and postcards via USPS, with previews and tracking
- SP209 operations120 revisionsspreed-full@nextcloud/spreed-full
Chat, video calls and breakout rooms: manage rooms, messages, polls, bots and recordings
- WP158 operations77 revisionsWPPConnect API Rest@wppconnect-team/wppconnect-api-rest
WhatsApp automation: send messages, manage chats, groups, contacts, labels and status stories
- WA132 operations73 revisionsWavix APIs@wavix/wavix-apis
Communications: send SMS and MMS, place calls, manage numbers, SIP trunks and CDRs
- CO42 operations4 revisionsConversation API | Sinch@sinch/conversation-api-sinch
Messaging: send and receive SMS, RCS, WhatsApp and Viber messages, manage contacts and conversations
- HU667 operations16 revisionsHUDL API@meet-align/hudl-api
Video meetings: create rooms, record and export transcripts, recaps and clips, and send notetaker bots
- NO1,884 operations5 revisionsNotoq API@notoq/notoq-api
Discord server management: configure levels, economy, moderation, tickets, giveaways and team analytics
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