Communications & messaging
681 APIs for SMS, voice, video calls, chat, notifications, or social communication.
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304 APIs added in the last 30 days.
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681- XQ212 operations381 revisionsXquik API@xquik-dev/xquik-api
Search and read X posts, users, communities and trends; post tweets; manage monitors and webhooks
- PR173 operations75 revisionsPrimitive API@primitive/primitive-api-2
Email: manage domains, inbound and sent mail, threads, webhooks, filters and sending
- TW20 operations134 revisionsTwilio - Numbers@twilio/twilio-numbers
Phone number porting and hosting: port numbers in, check eligibility, verify caller IDs, manage sender IDs
- FA85 operations2 revisionsFamulor API@famulor/famulor-api
Voice AI and messaging: run AI phone assistants, calls, leads, campaigns, SMS and WhatsApp
- SK237 operations13 revisionsSkysay API@skysay/skysay-api
Telephony: place policy-gated calls, buy and manage phone numbers, run voice agents and SMS
- PR94 operations18 revisionsProvisioning API@sinch/provisioning-api
Messaging setup: provision WhatsApp, KakaoTalk and RCS senders, templates, webhooks and bundles
- PH333 operations455 revisionsPhoenix API by Phone.com@phone/phoenix-api-by-phone-com
Telephony: manage calls, numbers, SMS, voicemail, faxes, devices and call logs
- FO76 operations4 revisionsForward Email API@forwardemail/forward-email-api
Email: manage domains, aliases, forwarding, outbound SMTP sends, contacts, calendars and messages
- SP7 operations78 revisionsspreed-backend-sipbridge@nextcloud/spreed-backend-sipbridge
Spreed conferencing: look up rooms, verify SIP dial-in and dial-out numbers, create guests
- TR6 operations165 revisionsTransactional Single Send@hubspot/marketing-transactional-single-send
Email: send single transactional messages and manage SMTP API tokens and passwords
- ST209 operations580 revisionsStream API@getstream/stream-api
Chat: channels, messages, members, moderation blocklists and campaigns
- 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
- CO62 operations7 revisionsComms API@osis/comms-api
Messaging and calls: send texts, place calls, manage lines and create payment requests
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