Google Calendar
ProBi-directional event sync with automated 30d, 7d, and 1d calendar alert triggers.
Microsoft Outlook & 365
ProKeeps corporate Microsoft 365 and personal Outlook calendars aligned with scheduled asset milestones.
Universal iCal / WebCal
FreeCryptographically signed private subscription link compatible with Apple Calendar (iOS/macOS).
Google Drive Cloud Picker
FreeImport contract PDFs and warranties directly into on-device OCR without local disk download.
Encrypted Cloud Vault
FreePrivate bucket storage for proof documents, served exclusively via 15-minute signed HMAC URLs.
WhatsApp Reminders
ProDispatches high-priority reminder alerts to drivers and managers with 1-tap renewal confirmation.
Telegram Bot Push Alerts
FreeInstant chat notifications with inline action buttons to renew or snooze in one tap (zero SMS fees).
Cellular SMS Alerts
ProDirect cellular text messages with international E.164 normalization and emergency escalation.
Developer REST API v1
BusinessProgrammatic CRUD endpoints, atomic renewal actions, and scoped SHA-256 Bearer API keys for CI/CD.
How Data Flows Through RenewOS
Google Drive & PDFs
Documents read into in-browser WebAssembly OCR. No local files saved to disk.
Calendar Synchronization
Milestones projected to Google Calendar & Outlook with 30d, 7d, 1d alerts.
WhatsApp & Telegram
High-priority alerts sent with interactive inline buttons for immediate confirmation.
1-Tap Renewal Cycle
Advances the target expiration date, updates calendar events, and schedules next ladder.
REST API v1 & Webhook Triggers
Automate item renewals directly from your CI/CD pipelines, ERP, or internal scripts. Authenticate via SHA-256 Bearer tokens.
Token Bucket Limit
Median P50 Latency
curl -X POST https://api.renewos.in/v1/items \
-H "Authorization: Bearer exp_live_9a4f..." \
-H "Content-Type: application/json" \
-d '{ "name": "Vehicle Safety Test MH-04", "targetDate": "2027-04-15", "offsets": [90, 30, 7, 1] }'Technical Reference
Protocol & Security Specifications
| Connector | Protocol Standard | Direction | Authentication | Latency | Encryption | Plan |
|---|---|---|---|---|---|---|
| Google Calendar | Google Calendar API v3 | Bidirectional (2-Way) | OAuth 2.0 PKCE | < 30s Event Sync | AES-256 | Pro |
| Microsoft Outlook & 365 | Microsoft Graph API v1.0 | Bidirectional (2-Way) | Microsoft Entra ID | < 30s Event Sync | AES-256 | Pro |
| Universal iCal / WebCal | RFC 5545 WebCal Stream | Outbound Push | Signed WebCal | Real-time Stream | AES-256 | Free |
| Google Drive Cloud Picker | Google Picker & Drive API | Inbound Stream | OAuth 2.0 PKCE | Real-time Stream | AES-256 | Free |
| Encrypted Cloud Vault | S3-Compatible Object Store | Encrypted Egress | HMAC SHA-256 | < 350ms | AES-256 | Free |
| WhatsApp Reminders | Meta WhatsApp Cloud API | Outbound Push | HMAC SHA-256 | < 350ms | AES-256 | Pro |
| Telegram Bot Push Alerts | Telegram Bot API Webhooks | Outbound Push | HMAC SHA-256 | Instant Webhook | AES-256 | Free |
| Cellular SMS Alerts | Brevo SMS REST API v3 | Outbound Push | Bearer API Key | < 350ms | AES-256 | Pro |
| Developer REST API v1 | HTTPS REST JSON API | Bidirectional (2-Way) | Bearer API Key | < 350ms | AES-256 | Business |
| Batch Import & Streaming Export | Streaming HTTP / Multipart | Encrypted Egress | HMAC SHA-256 | Real-time Stream | AES-256 | Free |
OAuth Credentials & Vault Architecture
OAuth 2.0 PKCE refresh tokens and API keys are stored in encrypted application databases with AES-256-GCM. 1-click revocation instantly severs access.
AES-256-GCM
Encrypted at Rest
15-Min HMAC
Expiring Signed URLs
1-Click Sever
Instant Revocation
Upcoming Integrations in Active Design
Slack Compliance Bot
Dispatches #compliance-alerts with 1-tap renewal action buttons.
Microsoft Teams Bot
Interactive Adaptive Cards for IT administrators within M365 channels.
QuickBooks Online
Syncs vendor contract bill dates with accounting charts.
HubSpot CRM
Syncs customer contract end dates and SLA renewal milestones.
Salesforce Cloud
Bidirectional sync for enterprise equipment maintenance warranties.
Zapier & Make iPaaS
Connects RenewOS expiration triggers to 5,000+ business applications.
Integration FAQs
Frequently Asked Questions