GitHub vs OpenSolar: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for GitHub and OpenSolar side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
GitHub
AI-powered platform for code hosting, collaboration, and delivery
Best for you if:
- • You want largest developer community and open-source ecosystem with 420M+ repositories
OpenSolar
Accelerating solar adoption globally with free software for design, sales, and project management.
Best for you if:
- • You want a fully free tool (GitHub requires payment)
| At a Glance | GitHub | OpenSolar |
|---|---|---|
Starts at | Free plan, paid from $4/user/mo, billed monthly Team plan | Free 100% free |
Category | Developer Tools Version Control | Project Management Proposal Software |
Rating | 4.4/5 PeerSpot 4.4 102 reviews | n/a |
Free plan | Yes | Yes |
Watch out for | Actions minutes burn fast on macOS ($0.062/min, ~10x Linux cost), a 20-minute macOS build costs $1.24 vs $0.12 on Linux. The 3,000 Team minutes deplete in ~48 macOS builds/month | n/a |
Choose GitHub or OpenSolar?
Choose GitHub if
- You want largest developer community and open-source ecosystem with 420M+ repositories
- You want generous free tier with unlimited repos, 2,000 CI/CD minutes, and Dependabot
- You work in developer tools, not project management
Choose OpenSolar if
- You want a fully free tool (GitHub requires payment)
- You want core software is free of charge for solar professionals
- You want comprehensive end-to-end solution for the entire solar workflow
- You work in project management, not developer tools
In-Depth Analysis
GitHub
AI-powered platform for code hosting, collaboration, and delivery
GitHub Team at $4/user/month is the cheapest mainstream Git hosting for small teams, but the sticker price hides a sprawling add-on ecosystem.
Watch out
Actions minutes burn fast on macOS ($0.062/min, ~10x Linux cost), a 20-minute macOS build costs $1.24 vs $0.12 on Linux. The 3,000 Team minutes deplete in ~48 macOS builds/month
Strengths
- Pro: Largest developer community and open-source ecosystem with 420M+ repositories
- Pro: Generous free tier with unlimited repos, 2,000 CI/CD minutes, and Dependabot
- Pro: GitHub Copilot is the most mature AI coding assistant integrated directly into the platform
- Pro: First-class CI/CD with Actions eliminates need for external build tools like Jenkins
- Pro: Strong security features including secret scanning and dependency vulnerability alerts
Weaknesses
- Con: GitHub Copilot requires a separate subscription ($10-39/user/month) on top of platform plans
- Con: Project management features are basic compared to dedicated tools like Jira or Linear
- Con: Advanced features like required reviewers and code owners need a paid Team plan
- Con: Large monorepo performance can be slower than self-hosted Git alternatives
- Con: Vendor lock-in risk for CI/CD workflows built heavily on GitHub Actions
Key features
OpenSolar
Accelerating solar adoption globally with free software for design, sales, and project management.
OpenSolar's pricing is incredibly generous, offering a fully-featured platform for free.
Strengths
- Pro: Core software is free of charge for solar professionals.
- Pro: Comprehensive end-to-end solution for the entire solar workflow.
- Pro: Regular product updates introduce new features and improvements.
- Pro: Supports integration with third-party tools and financial services.
- Pro: Aims to increase profitability and efficiency for solar businesses.
Weaknesses
- Con: API access and app connectors will incur charges starting April 2026.
- Con: Some advanced features or integrations may be region-specific (e.g., UK Finance Marketplace).
Key features
Plans and prices: GitHub vs OpenSolar
| Tool | Plans and prices | Source |
|---|---|---|
| GitHub |
| github.com/pricing read Oct 15, 2026 |
| OpenSolar |
| opensolar.com/pro read Oct 8, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on GitHub pricing and OpenSolar pricing.
Key Takeaways
GitHub
- Choose if you want AI-powered platform for code hosting, collaboration, and delivery
OpenSolar
- Choose if you want accelerating solar adoption globally with free software for design, sales, and project management
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Only GitHub has a published user rating (4.4/5 from 102 reviews); OpenSolar has none we can show.
- GitHub starts at $4/user/mo, billed monthly; OpenSolar has no public paid plan price on file.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do GitHub and OpenSolar compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Only GitHub has a published user rating (4.4/5 from 102 reviews); OpenSolar has none we can show. GitHub starts at $4/user/mo, billed monthly; OpenSolar has no public paid plan price on file. Both have a free plan.
What are GitHub and OpenSolar used for?
GitHub: AI-powered platform for code hosting, collaboration, and delivery. OpenSolar: Accelerating solar adoption globally with free software for design, sales, and project management.
What does GitHub cost vs OpenSolar?
GitHub's cheapest paid plan is Team at $4/user/mo, billed monthly; it also has a free plan. OpenSolar is free. Prices read on the vendors' pricing pages, latest check Oct 15, 2026.
What's the main difference between GitHub and OpenSolar?
GitHub's main strength: largest developer community and open-source ecosystem with 420M+ repositories. OpenSolar's main strength: core software is free of charge for solar professionals.