# Confluence vs R2 Docuo Comparison

| | Confluence | R2 Docuo | 
|---|---|---|
| **Star Rating** | 4.1 out of 5 | 4.5 out of 5 | 
| **Total Reviews** | 4,349 | 47 | 
| **Largest Market Segment** | Mid-Market (48.3% of reviews) | Small-Business (61.7% of reviews) | 
| **Entry Level Price** | Free 10 Users Per Month | No pricing available | 

---
## Top Pros & Cons

### Confluence

Pros:
- Ease of Use (304 reviews)
- Team Collaboration (213 reviews)

Cons:
- Not Intuitive (84 reviews)
- Slow Performance (84 reviews)

### R2 Docuo

**Not enough data**

---
## Ratings Comparison
| Rating | Confluence | R2 Docuo | 
|---|---|---|
  | **Meets Requirements** | 8.5 (3683 reviews) | 8.3 (46 reviews) | 
  | **Ease of Use** | 8.0 (3732 reviews) | 8.9 (45 reviews) | 
  | **Ease of Setup** | 8.3 (1224 reviews) | 8.5 (43 reviews) | 
  | **Ease of Admin** | 8.0 (896 reviews) | 8.7 (42 reviews) | 
  | **Quality of Support** | 8.1 (2521 reviews) | 9.4 (45 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.5 (811 reviews) | 8.4 (42 reviews) | 
  | **Product Direction (% positive)** | 7.5 (3614 reviews) | 8.4 (45 reviews) | 

---
## Pricing

### Confluence

#### Entry-Level Pricing

Plan: Free

Price: Free 10 Users Per Month

Description: Free forever for 10 users

Key Features:
- Pages & Spaces
- Organize & connect work with databases
- Hundreds of templates

[Browse all 4 editions](https://www.g2.com/products/confluence/pricing)

#### Free Trial

Yes

### R2 Docuo

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

---
## Features Comparison By Category

### Cloud Content Collaboration

| Product | Score | Reviews |
|---|---|---|
| **Confluence** | N/A | N/A |
| **R2 Docuo** | N/A | N/A |

#### File Management

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Device Syncing** | Not enough data | Not enough data | 
| **Web Interface** | Not enough data | Not enough data | 
| **File Type Support** | Not enough data | Not enough data | 
| **Search** | Not enough data | Not enough data | 
| **Mobile Apps** | Not enough data | Not enough data | 

#### Agentic AI - Cloud Content Collaboration

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 

#### Collaboration

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **File following** | Not enough data | Not enough data | 
| **File Sharing** | Not enough data | Not enough data | 
| **Simultaneously Editing** | Not enough data | Feature Not Available | 
| **Change Tracking / Audit Logs** | Not enough data | Not enough data | 

#### Administration

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **User and Role Management** | Not enough data | Not enough data | 
| **Policies and Controls** | Not enough data | Not enough data | 
| **Device Management** | Not enough data | Feature Not Available | 
| **Storage Limits** | Not enough data | Feature Not Available | 
| **Storage Zones** | Not enough data | Feature Not Available | 
| **Security** | Not enough data | Not enough data | 

#### Platform

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Performance and Reliability** | Not enough data | Not enough data | 
| **Reporting and Auditing** | Not enough data | Not enough data | 
| **System of Record Integration** | Not enough data | Not enough data | 
| **APIs** | Not enough data | Not enough data | 

### Knowledge Base

| Product | Score | Reviews |
|---|---|---|
| **Confluence** | 8.3/10 | 1082 |
| **R2 Docuo** | N/A | N/A |

#### Knowledge Pages

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Templates** | 8.5 (791 reviews) | Not enough data | 
| **In-Content Feedback** | 8.5 (739 reviews) | Not enough data | 
| **Versioning and Version History** | 8.8 (797 reviews) | Not enough data | 
| **Decision Trees** | 8.4 (659 reviews) | Not enough data | 
| **Duplicate Detection** | 7.8 (441 reviews) | Not enough data | 
| **Content Editor** | 8.6 (534 reviews) | Not enough data | 

#### Knowledge Dissemination

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Page Analytics** | 8.3 (674 reviews) | Not enough data | 
| **Permissions** | 8.6 (787 reviews) | Not enough data | 
| **Knowledge Sharing** | 9.2 (894 reviews) | Not enough data | 
| **Notifications** | 8.6 (796 reviews) | Not enough data | 
| **Advanced Search** | 8.1 (492 reviews) | Not enough data | 
| **Browser Extension** | 7.8 (423 reviews) | Not enough data | 
| **Organization** | 8.7 (554 reviews) | Not enough data | 
| **Other Integrations** | 8.4 (520 reviews) | Not enough data | 
| **Knowledge Integrations** | 8.5 (452 reviews) | Not enough data | 

#### Agentic AI - Knowledge Base

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Adaptive Learning** | 7.7 (179 reviews) | Not enough data | 
| **Natural Language Interaction** | 7.6 (180 reviews) | Not enough data | 
| **Proactive Assistance** | 7.6 (179 reviews) | Not enough data | 

### Unified Workspaces

| Product | Score | Reviews |
|---|---|---|
| **Confluence** | 8.4/10 | 76 |
| **R2 Docuo** | N/A | N/A |

#### Login Options 

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Single Sign-On (SSO)** | 9.5 (58 reviews) | Not enough data | 
| **Password Saver** | 8.7 (42 reviews) | Not enough data | 

#### Productivity

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Email Client** | 7.9 (39 reviews) | Not enough data | 
| **Split Screen** | 8.3 (43 reviews) | Not enough data | 
| **Activity Feed** | 8.5 (41 reviews) | Not enough data | 
| **Virtual Assistant** | 8.0 (43 reviews) | Not enough data | 
| **Analytics and Reporting** | 8.4 (44 reviews) | Not enough data | 

#### Customization 

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Custom Workflows** | 8.4 (46 reviews) | Not enough data | 
| **Multiple Workspaces** | 9.1 (46 reviews) | Not enough data | 
| **Custom Application Integration** | 8.6 (42 reviews) | Not enough data | 

#### Agentic AI - Unified Workspaces

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Autonomous Task Execution** | 7.8 (37 reviews) | Not enough data | 
| **Adaptive Learning** | 8.1 (40 reviews) | Not enough data | 

### Document Generation

| Product | Score | Reviews |
|---|---|---|
| **Confluence** | N/A | N/A |
| **R2 Docuo** | N/A | N/A |

#### Data Sources

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Software** | Not enough data | Not enough data | 
| **Spreadsheets** | Not enough data | Not enough data | 
| **Documents** | Not enough data | Feature Not Available | 

#### Generation

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Templates** | Not enough data | Not enough data | 
| **Automation** | Not enough data | Not enough data | 
| **Branding** | Not enough data | Not enough data | 

#### Delivery

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Workflow** | Not enough data | Not enough data | 
| **Schedule** | Not enough data | Feature Not Available | 
| **Batch** | Not enough data | Not enough data | 

#### Generative AI

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 
| **AI Text-to-Image** | Not enough data | Not enough data | 
| **AI Image-to-Text** | Not enough data | Not enough data | 

#### Agentic AI - Document Generation

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 

### Work Management

| Product | Score | Reviews |
|---|---|---|
| **Confluence** | 8.6/10 | 97 |
| **R2 Docuo** | N/A | N/A |

#### Automation

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Workflows** | 8.8 (59 reviews) | Not enough data | 
| **Customization** | 8.8 (58 reviews) | Not enough data | 
| **Data repository** | 8.8 (62 reviews) | Not enough data | 

#### Administration

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Permissions** | 8.8 (60 reviews) | Not enough data | 
| **Procedures** | 8.6 (57 reviews) | Not enough data | 
| **Remote Work** | 9.2 (56 reviews) | Not enough data | 

#### Project management

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Task Prioritization** | 9.0 (57 reviews) | Not enough data | 
| **Dependencies** | 8.6 (57 reviews) | Not enough data | 
| **Planning** | 8.9 (58 reviews) | Not enough data | 
| **Views** | 8.7 (58 reviews) | Not enough data | 
| **Scheduling** | 8.6 (54 reviews) | Not enough data | 
| **Critical Path** | 8.0 (53 reviews) | Not enough data | 
| **Dashboards** | 8.6 (60 reviews) | Not enough data | 

#### Workload

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Resource Allocation** | 8.2 (54 reviews) | Not enough data | 
| **Workspace** | 8.6 (56 reviews) | Not enough data | 
| **Configuration** | 8.8 (57 reviews) | Not enough data | 
| **Insights** | 8.4 (56 reviews) | Not enough data | 

#### Communication & Collaboration

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Communication Channels** | 8.8 (56 reviews) | Not enough data | 
| **Document Management** | 9.3 (68 reviews) | Not enough data | 
| **Collaboration** | 9.2 (69 reviews) | Not enough data | 

#### Cost Management

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Project Budgeting** | 8.0 (55 reviews) | Not enough data | 
| **Time & Expense** | 8.1 (54 reviews) | Not enough data | 
| **Profitability** | 8.0 (53 reviews) | Not enough data | 

#### Integration

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Front Office** | 8.4 (52 reviews) | Not enough data | 
| **Back Office** | 8.2 (55 reviews) | Not enough data | 
| **External data** | 8.2 (54 reviews) | Not enough data | 

#### Generative AI

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **AI Text Generation** | 8.4 (56 reviews) | Not enough data | 
| **AI Text Summarization** | 8.4 (55 reviews) | Not enough data | 

#### Agentic AI - Work Management

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Autonomous Task Execution** | 8.0 (50 reviews) | Not enough data | 
| **Multi-step Planning** | 8.0 (51 reviews) | Not enough data | 
| **Cross-system Integration** | 8.1 (51 reviews) | Not enough data | 
| **Natural Language Interaction** | 8.2 (51 reviews) | Not enough data | 

### Project Collaboration

| Product | Score | Reviews |
|---|---|---|
| **Confluence** | 8.5/10 | 127 |
| **R2 Docuo** | N/A | N/A |

#### Communication

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Chat** | 7.5 (66 reviews) | Not enough data | 
| **Discussions** | 8.7 (69 reviews) | Not enough data | 
| **External** | 8.1 (66 reviews) | Not enough data | 
| **Feedback** | 8.3 (73 reviews) | Not enough data | 
| **Announcements** | 8.5 (69 reviews) | Not enough data | 

#### Content & Documents

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **File Sharing** | 9.0 (78 reviews) | Not enough data | 
| **Notes** | 9.0 (76 reviews) | Not enough data | 
| **Search** | 8.8 (76 reviews) | Not enough data | 
| **Versioning** | 9.0 (75 reviews) | Not enough data | 

#### Controls

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Custom Views** | 8.4 (66 reviews) | Not enough data | 
| **Followers** | 8.6 (67 reviews) | Not enough data | 
| **User Management** | 8.8 (69 reviews) | Not enough data | 
| **Calendars** | 8.2 (65 reviews) | Not enough data | 
| **Public Sharing** | 8.5 (67 reviews) | Not enough data | 

#### Project Management

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Task Management** | 8.5 (71 reviews) | Not enough data | 
| **Planning** | 8.7 (68 reviews) | Not enough data | 
| **Visibility** | 9.0 (68 reviews) | Not enough data | 
| **Integration** | 9.2 (75 reviews) | Not enough data | 

#### Remote Collaboration

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Alignment** | 9.0 (68 reviews) | Not enough data | 
| **Accountability** | 8.9 (67 reviews) | Not enough data | 
| **Connectivity** | 8.8 (68 reviews) | Not enough data | 
| **Offline Mode** | 7.5 (66 reviews) | Not enough data | 

#### Generative AI

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **AI Text Generation** | 8.2 (73 reviews) | Not enough data | 
| **AI Text Summarization** | 8.2 (71 reviews) | Not enough data | 

#### Agentic AI - Project Collaboration

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Multi-step Planning** | 7.6 (63 reviews) | Not enough data | 
| **Cross-system Integration** | 7.9 (63 reviews) | Not enough data | 

### IT Documentation

| Product | Score | Reviews |
|---|---|---|
| **Confluence** | 8.4/10 | 217 |
| **R2 Docuo** | N/A | N/A |

#### Management and Discovery - IT Documentation

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Search and Indexing** | 8.4 (185 reviews) | Not enough data | 
| **Version Control** | 8.5 (188 reviews) | Not enough data | 
| **Access and Permissions** | 8.5 (189 reviews) | Not enough data | 

#### Operations - IT Documentation

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Integrations** | 8.5 (189 reviews) | Not enough data | 
| **Automation** | 8.0 (181 reviews) | Not enough data | 
| **Reporting** | 8.2 (178 reviews) | Not enough data | 

### Enterprise Content Management (ECM)

| Product | Score | Reviews |
|---|---|---|
| **Confluence** | N/A | N/A |
| **R2 Docuo** | 7.9/10 | 35 |

#### Agentic AI - Enterprise Content Management (ECM)

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

#### File Management

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **File Type Support** | Not enough data | 8.3 (31 reviews) | 
| **Metadata** | Not enough data | 8.1 (31 reviews) | 
| **OCR Scanning** | Not enough data | 6.9 (18 reviews) | 
| **Versioning** | Not enough data | 8.0 (32 reviews) | 
| **Collaboration** | Not enough data | 8.3 (33 reviews) | 
| **Document Assembly** | Not enough data | 8.3 (29 reviews) | 
| **Form Creation** | Not enough data | 8.1 (26 reviews) | 
| **Portals and Sites** | Not enough data | 7.7 (25 reviews) | 
| **Disposition** | Not enough data | 8.7 (29 reviews) | 
| **Search** | Not enough data | 8.1 (32 reviews) | 
| **Web Interface** | Not enough data | 7.8 (32 reviews) | 
| **Mobile Apps** | Not enough data | 6.0 (21 reviews) | 

#### Workflow

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Process Automation** | Not enough data | 8.3 (35 reviews) | 
| **Conditions** | Not enough data | 7.9 (33 reviews) | 
| **Activities** | Not enough data | 7.9 (32 reviews) | 
| **Records Management** | Not enough data | 8.5 (31 reviews) | 
| **Case Management** | Not enough data | 8.2 (29 reviews) | 

#### Platform

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Internationalization** | Not enough data | 7.8 (18 reviews) | 
| **Performance and Reliability** | Not enough data | 8.1 (30 reviews) | 
| **Reporting and Auditing** | Not enough data | 8.3 (26 reviews) | 
| **System of Record Integration** | Not enough data | 7.0 (11 reviews) | 
| **APIs** | Not enough data | 7.2 (16 reviews) | 

### Knowledge Management

| Product | Score | Reviews |
|---|---|---|
| **Confluence** | N/A | N/A |
| **R2 Docuo** | N/A | N/A |

#### Knowledge Base

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Q & A** | Not enough data | Not enough data | 
| **Link Sharing** | Not enough data | Not enough data | 
| **Searchable** | Not enough data | Not enough data | 

#### Security

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Verification** | Not enough data | Not enough data | 
| **Role-Based Permission** | Not enough data | Not enough data | 
| **Public vs Private** | Not enough data | Not enough data | 

#### Content

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Trackable Analytics** | Not enough data | Not enough data | 
| **Import** | Not enough data | Not enough data | 
| **File Viewing** | Not enough data | Not enough data | 
| **Update Notifications** | Not enough data | Not enough data | 

#### Communication

| Feature | Confluence | R2 Docuo | 
|---|---|---|
| **Social Features** | Not enough data | Not enough data | 
| **Tagging ** | Not enough data | Not enough data | 
| **Upload ** | Not enough data | Not enough data | 
| **Comments** | Not enough data | Not enough data | 

---
## Categories

**Unique to Confluence (5):** [Project Collaboration Software](https://www.g2.com/categories/project-collaboration), [Knowledge Base Software](https://www.g2.com/categories/knowledge-base-software), [Unified Workspaces Software](https://www.g2.com/categories/unified-workspaces), [Work Management Software](https://www.g2.com/categories/work-management), [IT Documentation Software](https://www.g2.com/categories/it-documentation)

**Unique to R2 Docuo (3):** [Enterprise Content Management (ECM) Systems](https://www.g2.com/categories/enterprise-content-management-ecm), [Document Generation Software](https://www.g2.com/categories/document-generation), [Cloud Content Collaboration Software](https://www.g2.com/categories/cloud-content-collaboration)


---
## Reviewer Demographics

### By Company Size

| Segment | Confluence | R2 Docuo | 
|---|---|---|
| **Small-Business** | 18.4% | 61.7% | 
| **Mid-Market** | 48.3% | 17.0% | 
| **Enterprise** | 33.3% | 21.3% | 

### By Industry

#### Confluence

- **Computer Software:** 20.9%
- **Information Technology and Services:** 19.5%
- **Internet:** 6.3%
- **Financial Services:** 5.5%
- **Marketing and Advertising:** 4.4%
- **Hospital & Health Care:** 2.4%
- **Telecommunications:** 2.2%
- **Higher Education:** 2.1%
- **Retail:** 2.0%
- **Insurance:** 1.6%
- **Other:** 33.1%

#### R2 Docuo

- **Accounting:** 8.5%
- **Telecommunications:** 8.5%
- **Computer Software:** 6.4%
- **Oil & Energy:** 6.4%
- **Retail:** 4.3%
- **Management Consulting:** 4.3%
- **Financial Services:** 4.3%
- **Information Services:** 2.1%
- **Industrial Automation:** 2.1%
- **Hospitality:** 2.1%
- **Other:** 51.1%

---
## Alternatives

### Alternatives to Confluence

- [Slack](https://www.g2.com/products/slack/reviews) — 4.5/5 stars (39022 reviews)
- [ClickUp](https://www.g2.com/products/clickup/reviews) — 4.6/5 stars (12316 reviews)
- [Wrike](https://www.g2.com/products/wrike/reviews) — 4.2/5 stars (4529 reviews)
- [Bitrix24](https://www.g2.com/products/bitrix24/reviews) — 4.1/5 stars (608 reviews)
- [Document360](https://www.g2.com/products/document360/reviews) — 4.7/5 stars (512 reviews)
- [monday Work Management](https://www.g2.com/products/monday-com/reviews) — 4.7/5 stars (15344 reviews)
- [Progress Podio](https://www.g2.com/products/progress-podio/reviews) — 4.2/5 stars (518 reviews)
- [Asana](https://www.g2.com/products/asana/reviews) — 4.4/5 stars (13619 reviews)
- [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (11748 reviews)
- [Guru](https://www.g2.com/products/guru/reviews) — 4.7/5 stars (2316 reviews)

### Alternatives to R2 Docuo

- [DocuWare](https://www.g2.com/products/docuware/reviews) — 4.4/5 stars (247 reviews)
- [Laserfiche](https://www.g2.com/products/laserfiche/reviews) — 4.7/5 stars (1245 reviews)
- [M-Files](https://www.g2.com/products/m-files/reviews) — 4.4/5 stars (272 reviews)
- [Docusign CLM](https://www.g2.com/products/docusign-clm/reviews) — 4.3/5 stars (493 reviews)
- [Hyland OnBase](https://www.g2.com/products/hyland-onbase/reviews) — 4.4/5 stars (324 reviews)
- [Revver](https://www.g2.com/products/revver/reviews) — 4.3/5 stars (386 reviews)
- [Box](https://www.g2.com/products/box/reviews) — 4.2/5 stars (5232 reviews)
- [Dropbox](https://www.g2.com/products/dropbox/reviews) — 4.4/5 stars (31272 reviews)
- [DocSend](https://www.g2.com/products/dropbox-docsend/reviews) — 4.6/5 stars (587 reviews)
- [Microsoft OneDrive for Business](https://www.g2.com/products/microsoft-onedrive-for-business/reviews) — 4.3/5 stars (10338 reviews)

---
## Top Discussions

### Confluence

- Title: [What is confluence tool used for?](https://www.g2.com/discussions/what-is-confluence-tool-used-for) — 6 comments
  > **Top comment:** "In short, it is a tool to collaborate on content across an organization, track changes/workflows for policies and procedures, and even act as an internal..."
- Title: [How is Confluence being utilized to improve knowledge management and collaboration in remote work environments?](https://www.g2.com/discussions/how-is-confluence-being-utilized-to-improve-knowledge-management-and-collaboration-in-remote-work-environments) — 3 comments, 1 upvote
  > **Top comment:** "In my opinion the possibility of sharing and editing knowledge easily is a main power here. Every who has rights to editing files could easy correct them and..."
- Title: [What is Confluence used for?](https://www.g2.com/discussions/what-is-confluence-used-for) — 3 comments, 1 upvote
  > **Top comment:** "Documentation, Internal knowledge base, blog posts."
- Title: [What are the characteristics of confluence?](https://www.g2.com/discussions/what-are-the-characteristics-of-confluence) — 3 comments
  > **Top comment:** "It's a helpful tool for documentation, summaries, and collaboration. Information is organized and surfaced in a comprehensive (but not overwhelming) format...."
- Title: [Uses for Confluence?](https://www.g2.com/discussions/uses-for-confluence) — 3 comments, 1 upvote
  > **Top comment:** "Yes we use it. We have an internal intranet on sharepoint but we use confluence for all our development documentation because it has its tight integration..."

### R2 Docuo

No discussions available for this product.

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/confluence-vs-r2-docuo)