Replacement Guide

How to Build Your Own ONESOURCE Income Tax

Replace ONESOURCE Income Tax with a custom build. Drive accurate and audit-proof results with cloud-native corporate tax software

Few Days
18 features3 integrations3-5 days

Estimated Timeline

Based on 18 features at Few Days difficulty, expect about 3-5 days with AI-assisted development.

1
Architecture & setup
Half day
2
Core features
2-3 days
3
Testing & polish
1 day

Recommended Tech Stack

Next.js 14

Full-stack React framework with API routes and server components

Supabase

PostgreSQL database, auth, and real-time subscriptions

Tailwind CSS

Utility-first styling for rapid UI development

Key Features to Replicate

Top features across 8 categories. See all 18 features

Compliance(5 features)

Accurate Tax Calculations

Perform precise tax calculations based on proprietary Thomson Reuters content and rules

Audit Trail and Compliance Documentation

Maintain detailed audit trails and compliance documentation for regulatory reviews

International Tax AutomationPremium

Automate international tax compliance and reporting across multiple jurisdictions

Multi-Entity ManagementPremium

Manage tax compliance across multiple entities and jurisdictions from a single platform

Regulatory Update Tracking

Automatically stay informed about regulatory changes and updates affecting tax compliance

Automation(3 features)

Income Tax Compliance AutomationPremium

Automate corporate income tax compliance reporting and filing processes

Tax Provision ManagementPremium

Speed up and increase reliability of tax provision processes with automated calculations

Workflow Automation and Due Date Tracking

Automate tax workflows and track due dates to ensure timely compliance filings

Integration(2 features)

Certified Technology Integrations

Access pre-built, certified connectors with 200+ technology partners for seamless data flow

ERP Integration

Seamlessly integrate with enterprise resource planning systems like SAP with universal RESTful APIs

Reporting(2 features)

Dashboard and Reporting

Create custom dashboards, reports, and scorecards to monitor tax performance and identify savings

Data Visibility and Control

Gain comprehensive visibility and control over tax data across the organization

Support(2 features)

24/7 Customer Service

Round-the-clock dedicated customer support for technical issues and questions

Product Training and Support Resources

Access product training materials and support documentation through ONESOURCE University

AI(1 features)

AI-Assisted Regulatory ResearchAIPremium

Quickly find regulatory answers using AI-powered research powered by Checkpoint Edge with CoCounsel

Collaboration(1 features)

Collaborative Workflows

Enable collaboration across tax teams through shared workflows and process management

Infrastructure(1 features)

Cloud-Native Architecture

Access solution from anywhere with cloud-based deployment for flexibility and scalability

Cost Calculator

Pricing data not available for ONESOURCE Income Tax. Check their website for current pricing.

Ready to Build?