Communications & messaging
697 APIs for SMS, voice, video calls, chat, notifications, or social communication.
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317 APIs added in the last 30 days.
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697- SK251 operations14 revisionsSkysay API@skysay/skysay-api
Telephony: place policy-gated calls, buy and manage phone numbers, run SMS, campaigns and voice agents
- X258 operations24 revisionsX API v2@x/x-api-v2
Social posts, DMs, lists, spaces, calls, communities and trends: read and publish content, manage chats
- CA488 operations9 revisionsCarbon Voice API@carbonvoice/carbon-voice-api
Voice messaging: send and share messages, manage conversations, contacts, folders and workspaces
- VO65 operations1 revisionVogent - OpenAPI 3.0@vogent/vogent-openapi-3-0
Voice AI: place outbound AI phone calls, manage agents, phone numbers, voices and TTS
- AQ17 operations1 revisionAqua API@aquavoice/aqua-api
Voice dictation and speech-to-text: dictate or edit text, transcribe audio, read stored sessions
- FR105 operations1 revisionFreyavoice API@freyavoice/freyavoice-api
AI voice calling: run outbound campaigns, place calls, and fetch recordings and agent analytics
- TW1 operation135 revisionsTwilio - Lookups@twilio/twilio-lookups
Telephony: look up phone number details such as carrier, type and country
- BI528 operations92 revisionsBird API@messagebird/bird-api
Email, SMS, WhatsApp and realtime messaging: send messages, manage contacts and templates, and track delivery stats
- PH333 operations483 revisionsPhoenix API by Phone.com@phone/phoenix-api-by-phone-com
Telephony: manage calls, numbers, SMS, voicemail, faxes, devices and call logs
- KA215 operations14 revisionsKaiCalls Public API@kaicalls/kaicalls-public-api
Voice AI agents: manage phone numbers, leads, campaigns, SMS, meetings and call analytics
- CH2 operations1 revisionChainfuel Spam Detector@chainfuel/chainfuel-spam-detector
Moderation: score Telegram messages for spam likelihood, with a v2 check endpoint
- LI41 operations1 revisionLivestorm - Public API@livestorm/livestorm-public-api
Webinars and events: manage events, sessions, registrants, chat, questions and recordings
- TE56 operations1 revisionTextla API@textla/textla-api
Messaging: manage contacts, send SMS campaigns, track analytics and webhooks
- HO6 operations1 revisionHoldForMe API@holdforme/holdforme-api
Phone calls: resolve numbers, place callbacks, and track or cancel call state
- A/61 operations1 revisionA/SIDE API@shopseen/a-side-api
Invite-only social network: follows, groups, stories, posts and end-to-end-encrypted direct messages
- CH4 operations1 revisionChatfuel Docs API@chatfuel/chatfuel-docs-api
Chatbot docs: search help articles, API reference and page content as Markdown
- WE3 operations1 revisionWebSocket Event Forwarding Server@computerx/websocket-event-forwarding-server
Real-time event forwarding: open WebSocket connections, check server health and read connection stats
- SP59 operations1 revisionSpur APIs@spurnow/spur-apis
WhatsApp messaging: send messages, manage contacts, templates, flows and group chats
- XQ219 operations402 revisionsXquik API@xquik-dev/xquik-api
Read X (Twitter) data and automate posting: search, users, communities, trends, monitors, and webhooks
- SE92 operations36 revisionsSendbird Platform SDK@sendbird/sendbird-platform-sdk
Chat: manage users, group and open channels, messages, bots and moderation
- ST209 operations591 revisionsStream API@getstream/stream-api
Chat: channels, messages, members, moderation blocklists and campaigns
- OP83 operations71 revisionsOpen Tree Hole@opentreehole/open-tree-hole
Anonymous BBS: browse divisions and holes, post floors, manage tags, reports, subscriptions and bans
- SE916 operations30 revisionsSendSeven@sendseven/sendseven
Messaging: send WhatsApp, SMS and Telegram messages, manage conversations, contacts and campaigns
- TR6 operations172 revisionsTransactional Single Send@hubspot/marketing-transactional-single-send
Email: send single transactional emails and manage SMTP API tokens and passwords
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