FrameworksPreviewThis index is in active development: we are still adding agents, refining attribution signatures, and verifying data against sources. The date in the header is when key figures were last re-checked. Numbers can move as coverage improves.
Where each agent's work concentrates across the major frameworks.
18%
Flutter draws the most agent work
Share of classified sampled volume across 22 frameworks
73%
Devin leads Spring
The strongest single-agent concentration
6.7%
Of sampled PRs matched a framework
The rest of the sample has no framework signal
Framework Tilt
Window: 2026-06-29 to 2026-07-19.
| Flutter | 12% | 10% | 8% | 18% | 29% | 23% | 18% |
| Next.js | 26% | 22% | 10% | 22% | 11% | 9% | 17% |
| React | 26% | 24% | 18% | 16% | 8% | 8% | 16% |
| Astro | 25% | 12% | 17% | 18% | 11% | 16% | 7% |
| React Native | 14% | 11% | 4% | 54% | 9% | 7% | 5% |
| .NET | 13% | 12% | 53% | 5% | 17% | 0% | 5% |
| Vue | 16% | 7% | 40% | 3% | 19% | 15% | 4% |
| Spring | 5% | 8% | 11% | 2% | 73% | 0% | 4% |
| FastAPI | 31% | 10% | 18% | 11% | 11% | 18% | 4% |
| Angular | 7% | 3% | 16% | 3% | 69% | 2% | 4% |
| SwiftUI | 34% | 37% | 6% | 19% | 2% | 2% | 3% |
| Svelte | 35% | 25% | 20% | 9% | 7% | 4% | 2% |
| Electron | 27% | 33% | 29% | 8% | 1% | 2% | 2% |
| Django | 20% | 29% | 2% | 49% | 0% | 0% | 2% |
| Tauri | 33% | 47% | 7% | 7% | 7% | 0% | 2% |
| Nuxt | 18% | 4% | 3% | 8% | 66% | 0% | 1% |
| Express/Nest | 23% | 3% | 13% | 11% | 36% | 14% | 1% |
| Streamlit | 17% | 22% | 33% | 5% | 7% | 16% | 1% |
| SvelteKit | 20% | 17% | 2% | 49% | 5% | 7% | 1% |
| Jetpack Compose | 31% | 9% | 14% | 20% | 17% | 3% | 1% |
| Flask | 42% | 9% | 27% | 3% | 9% | 9% | 1% |
| Laravel | 27% | 6% | 36% | 15% | 15% | 0% | 1% |
Cells are each agent's share of the framework's sampled agent PRs; Volume is the framework's share of all classified samples. Click a header to sort; hover a cell for the raw count. Equal-size samples per agent, so this is portfolio tilt, not market share.
Movers
2026-07-20 vs 2026-07-13Tilt Over Time
Window: 2026-06-11 to 2026-07-20.
Framework shares are portfolio tilt, not market share: every agent contributes an equal-size sample, so a small agent can lead a framework it focuses on. For market-share-style adoption with a true baseline, see Languages. Method details on the methodology page.