Productivity & collaboration
616 APIs for documents, calendars, project work, collaboration, or workflow automation.
Collections
New this month
318 APIs added in the last 30 days.
The biggest APIs
The APIs with the most operations.
Most active
Most new revisions in the last 90 days.
All APIs
616- AS205 operations14 revisionsAstraNL Public API (positive allowlist)@astranl/astranl-public-api-positive-allowlist
Coordination: route intents, claim cases, dispatch tasks, register agents and robot operators, and browse open tenders
- SK882 operations55 revisionsSketchXFlow@sketchxflow/sketchxflow
Design collaboration: manage projects, comments, teams, design systems and team billing
- TO124 operations39 revisionsTodoist API@todoist/todoist-api
Task management: manage tasks, projects, labels, filters, reminders and comments across workspaces
- ZS205 operations8 revisionszSign API@zsign/zsign-api
Document signing: create drafts and templates, run signing sessions, download certificates and audit trails
- PA824 operations57 revisionsPatricia API@patricia/patricia-api
AI agent workspace: manage actors, skills, files, meetings, approvals, and connected tools
- SH257 operations403 revisionsShortcut API@shortcut-com/shortcut-api
Project management: manage stories, epics, iterations, docs, teams and workflows
- RO39 operations2 revisionsRoma API@roma/roma-api
Workspace lists and items for tasks, notes and CRM records, plus automations and triggers
- LO76 operations2 revisionsLoopfour Workflows API@loopfour/loopfour-workflows-api
Finance workflows: build, run and monitor automations, with data tables, secrets and webhooks
- KA145 operations80 revisionskata@kenn-io/kata
Issue tracking: manage projects, teams, issues, tokens, connectors and federation bridges
- OP0 operations108 revisionsOpenProject API V3 (Stable)@opf/openproject-api-v3-stable
- CA121 operations72 revisionsCal.diy API v2@calcom/cal-diy-api-v2
Scheduling: manage event types, bookings, attendees, availability slots, calendars and webhooks
- GR103 operations3 revisionsGradon brain@heygradon/gradon-brain
Brain storage: upload, search and manage files, projects and boxes, plus AI model proxies
- SP502 operations20 revisionsSpacefast API@spacefast/spacefast-api
Spaces, publishing, and AI artifacts: share files, manage versions, builds, databases, and access
- CI29 operations7 revisionsCircleback Public API@circleback/circleback-public-api
Meeting notes, transcripts and action items: read, update and organize meetings, folders and tags
- HE12 operations3 revisionsHeddle Public API@fusionflow-app/fusionflow-public-api
Workflows: create, update and run automations built from node definitions, and inspect executions
- KY115 operations8 revisionskythene.v1@kythene/kythene-v1
Personal knowledge: manage pages, wikis, collections, contacts, actions and approvals via API
- ST128 operations2 revisionsStacksync API@stacksync/stacksync-api
Sync and workflow automation: manage apps, syncs, workflows, queues and Genies via API
- AG109 operations69 revisionsAgentDrives API@agentdrives/agentdrives-api
Product directory: search tools, follow level changes, order drives, and manage API keys and claims
- NO36 operations8 revisionsNotion Calendar API@cron/notion-calendar-api
Calendar: create and manage events, conferencing, people, rooms and meeting schedules
- FA133 operations11 revisionsFalconer Public API@falconer/falconer-public-api
Knowledge base: search and edit docs, files, spaces and sites, plus GitHub sync and answers
- VE30 operations2 revisionsVersion Story Public API@versionstory/version-story-public-api
Document comparison, redlining, merging and editing, plus versioned document history for Word and PDF files
- CO75 operations4 revisionsCorvio Developer API@corvio/corvio-developer-api
Workspace: manage files, Markdown sync, publications, agents and sync conflicts
- FI45 operations11 revisionsFile API@epilot/file-api
Files: upload, preview, share via public links, and organize into collections
- SU125 operations15 revisionsSuperhuman Docs API@coda/superhuman-docs-api
Docs: list and search documents, manage pages, tables, rows, formulas, sharing and publishing
Showing 1 to 24 of 616
Load more