Version 1.0.0.41 Released

Date: 24th Dec 2025

Version 1.0.0.41 is an important infrastructure, real-time streaming, and stability release, focused on WebSocket connection pooling, options chain correctness, sandbox P&L analytics, admin governance, and security hardening, along with an environment configuration update to support these enhancements.

This release builds on v1.0.0.40 and improves scalability, observability, and operational control, especially for users handling large symbol subscriptions and multi-instance setups.

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0. Upgrade Notice

This upgrade is not mandatory, but is strongly recommended for users who want to:

• Enable WebSocket connection pooling

• Stream large watchlists reliably

• Use improved sandbox P&L analytics

• Access new admin-level market controls

• Apply the latest security and stability fixes

Upgrade guide: https://docs.openalgo.in/installation-guidelines/getting-started/upgrade

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1. Market Data & Quote Enhancements

Quote Fixes & Improvements

• Upstox: Previous close fixed in quote payloads

• Underlying indices: Previous close added for analytics

• Fyers WebSocket:

  • Quote field structure updated

  • Improved consistency with REST quotes

Rate-Limit Safety

• Dhan Options Chain:

  • Fixed field parameter mismatch

  • Added internal rate-limiting protection

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2. Options Engine & Derivatives

Options Chain & Greeks

• Samco:

  • Options chain fixed

  • Greeks calculation stabilized

  • Index scrip mapping updated

• Fyers:

  • Bid / Ask values fixed in options chain

Expiry Handling

• Added expiry-aware Python sample code

• Improved handling of expired contracts across APIs

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3. WebSocket & Real-Time Infrastructure

WebSocket Connection Pooling (New – Optional)

• Introduced automatic WebSocket connection pooling

• Supports broker symbol limits by spawning multiple connections

• Prevents silent quote drops for large subscriptions

• Configurable via .env

Pooling Stability & ZMQ Fixes

• Fixed ZMQ socket setup issues

• Added connection test scripts and diagnostic logs

• Introduced thread-local context detection to prevent:

  • Duplicate publishers

  • Socket conflicts during pooled creation

Latency Improvements

• Telegram alerts moved off request thread

• Reduced order placement latency

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4. Sandbox, P&L & Analytics

Sandbox Mode

• Fixed day-wise P&L tracking

• Added P&L history page

• Improved historical continuity and accuracy

P&L Tracker

• Added robust timestamp handling

• Safely supports multiple broker timestamp formats

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5. Admin, Governance & Market Timings

Admin Panel

• New Admin Panel added for:

  • Market timings

  • Exchange holidays

  • Freeze quantity management

Freeze Quantity Enforcement

• Freeze quantity stored in DB

• Exposed via:

  • Search API

  • Symbol API

  • Option Symbol API

  • Web UI search

• Prevents invalid order sizing at infra level

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6. UI, Dashboard & Observability

UI Enhancements

• Heatmap updated

• Improved F&O search in Web UI

• Analyzer logs card text refined

Logging & Monitoring

• Added centralized logging dashboard at /logging

• Improved structured logging across:

  • WebSockets

  • Sandbox

  • Analyzer

• Reduced logging noise

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7. SDK & Configuration

SDK

• OpenAlgo SDK version upgraded:

  • 1.0.44 → 1.0.45

Environment Configuration

• .sample.env updated to version 1.0.5

• New configuration options added to support:

  • WebSocket pooling

  • Enhanced security

  • Improved logging and isolation

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8. Security & Stability

• Fixed Marshmallow Schema.load DoS vulnerability

• Updated security documentation

• Continued dependency and stability improvements

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Summary

Version 1.0.0.41 delivers:

• ✅ Optional WebSocket connection pooling

• ✅ Improved real-time streaming stability

• ✅ Options chain fixes across brokers

• ✅ Sandbox P&L history and accuracy improvements

• ✅ New admin controls for market governance

• ✅ Enhanced logging and observability

• ✅ SDK and configuration updates

• ✅ Security vulnerability fixes

This release enhances scalability and operational safety while remaining backward-compatible, allowing users to opt-in to advanced real-time features as needed.

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