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Composable building blocks for LLM apps
An open-source framework of chains, tools and memory primitives for wiring language models into applications, with Python and JavaScript SDKs.
| Resource | Pricing | Type | Licence | Platforms | Popularity | Last commit | Link |
|---|---|---|---|---|---|---|---|
| LangChain | Free | Library | MIT | web | ★ 144k | 3 Oct 2026 | ✓ |
| Claude Mem | Free | Library | Apache-2.0 | web | ★ 90k | 3 Oct 2026 | ✓ |
| LangGraph | Free | Library | MIT | web | ★ 39k | 3 Oct 2026 | ✓ |
| Deer Flow | Open source | Library | MIT | web | ★ 80k | 3 Oct 2026 | ✓ |
| Nanobot | Open source | Library | MIT | web · self-hosted | ★ 47k | 3 Oct 2026 | ✓ |
| Haystack | Open source | Library | Apache-2.0 | web | ★ 26k | 2 Oct 2026 | ✓ |
| Transformers | Free | Library | Apache-2.0 | web | ★ 164k | 3 Oct 2026 | ✓ |
Open-source long-horizon SuperAgent harness that researches, codes, and creates.
