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- PO159 operations4 revisionsPostproxy Social Media API@postproxy/postproxy-social-media-api
Social media: publish posts, read and reply to comments and messages across platforms
- TW115 operations6 revisionsTwittrAPI API@twittrapi/twittrapi-api
Public X/Twitter data: search and read tweets, users, followers, lists, communities and trends
- HA77 operations11 revisionsHail@hail/hail
AI agents with voice calls, phone numbers, SMS, email and contacts, plus webhooks
- SH197 operations22 revisionsshipmail API@shipmail/shipmail-api
Email sending and mailboxes: send messages, manage domains, threads, newsletters and calendars
- KA214 operations11 revisionsKaiCalls Public API@kaicalls/kaicalls-public-api
Voice AI: manage agents, phone numbers, leads, campaigns, SMS, meetings and call analytics
- VO44 operations47 revisionsVoice Logica API@voicelogica/voice-logica-api
Voice AI: place outbound AI calls, run campaigns, query calls, SMS and SIP trunks
- TW113 operations5 revisionsTweetAPI v2 API Reference@tweetapi/tweetapi-v2-api-reference
Social media: read tweets, profiles, and search, and publish posts, DMs, and lists
- PR25 operations26 revisionsProsper Voice@getprosperapp/prosper-voice
Outbound voice campaigns: place calls, manage targets, blacklists and call logs
- LA42 operations12 revisionsLandbot Bots API v0-alpha@landbot/landbot-bots-api-v0-alpha
Bots: build, edit, test and publish chatbot diagrams block by block via API
- SE914 operations27 revisionsSendSeven@sendseven/sendseven
Messaging: send WhatsApp, SMS and email, manage conversations, contacts, campaigns and templates
- WE176 operations3 revisionsWeavy API@weavy/weavy-api
Chat and collaboration: manage apps, agents, messages, files, comments, polls and notifications
- ST209 operations581 revisionsStream API@getstream/stream-api
Chat: channels, messages, members, moderation blocklists and campaigns
- VA145 operations164 revisionsVapi API@vapiai/vapi-api
Voice AI: build assistants, place calls, run campaigns and manage phone numbers
- PH333 operations456 revisionsPhoenix API by Phone.com@phone/phoenix-api-by-phone-com
Telephony: manage calls, numbers, SMS, voicemail, faxes, devices and call logs
- 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
- 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
- SM5 operations199 revisionsSMS API@apideck-libraries/sms-api
SMS: send, list, update and delete text messages and their delivery status
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