BioSymphony Structure Factory vs Peptide Library
BioSymphony Structure Factory is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑28.
BioSymphony Structure Factory is a plugin bundle for AI coding tools published by BioSymphony. No marketplace we read lists it any more. Peptide Library is an MCP server published by peptidelibrary.app. Marketplaces we read that list it: 1 (Official MCP Registry). As of our marketplace pass on 2026-10-28. A plugin in this pair is no longer listed on any marketplace we read, so search engines are asked not to index the page.
Where each is published
| Marketplace |   Peptide Library | |
|---|---|---|
| Community marketplace biosymphony/structure-factory | Removed on 2026-10-28 Version: 0.1.0 Forks (GitHub): 2 Stars (GitHub): 13 Not marked · First seen |
Not listed |
| Official MCP Registry | Not listed | Listed Version: 1.0.1 Forks (GitHub): 0 Stars (GitHub): 0 Not marked · First seen |
Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.
The facts side by side
| Fact | BioSymphony Structure Factoryno longer listed · | Peptide Library |
|---|---|---|
| Marketplaces that list it (differs) | 0 | 1 |
| Stars (GitHub) (differs) | 13 | 0 |
| Forks (GitHub) (differs) | 2 | 0 |
| Last release (differs) | Not published | 2026-10-15 |
| Where it runs (differs) | Installs as a plugin bundle | Remote server (peptidelibrary.app/mcp) |
| Transport (differs) | Not stated | Streamable HTTP |
| Tools it declares | Not published | Not published |
| Environment variables it asks for | Not published | Not published |
| Parts of the bundle (differs) | 2 | Not a bundle |
| Licence | Not stated | Not stated |
| Repository (differs) | github.com/biosymphony/structure-factory | github.com/ryandelauz/peptide-library-mcp |
| Changes in the last 7 days (differs) | 2 | 0 |
| First seen | 2026-10-15 | 2026-10-15 |
| Endpoint at the last check (differs) | no remote endpoint we check | Not responding since 2026-10-28 |
Lines where the two differ have a tinted background and bold values. No value is marked better or worse: a plugin no marketplace lists any more is shown with its last known data, which we do not rank against current figures.
What to use instead of BioSymphony Structure Factory
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
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Predict structures, screen molecules and proteins, and design binders.
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Predict structures, screen molecules and proteins, and design binders with Boltz from Claude Code.
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197 ready-to-use life sciences skills that turn Claude into a domain expert for genomics, proteomics, drug discovery, biostatistics, scientific computing, and scientific writing…
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Corollary — scientific AI models, tools and databases
Find open biology and chemistry AI models, bioinformatics tools and databases, and run them online.
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AI-powered bioprotocol optimization — generate, search, and manage lab protocols via MCP
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chemistry com.covasyn/chemistry
Deterministic MCP for AI agents: drug discovery, ADMET, docking, LNPs, DoE, retrosynthesis, ICH M7
What each says it does
BioSymphony Structure Factory
Plan public-safe structural biology campaigns.
Peptide Library
Peptide research profiles, evidence by tier, comparisons and educational content. No dosing.
How to run each
BioSymphony Structure Factory
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
Peptide Library As a remote MCP server
claude mcp add --transport http peptide-library https://peptidelibrary.app/mcpCommands built only from what the marketplaces declare; the full set for every client is on each card.
Only Peptide Library has a remote endpoint we check. How we check endpoints
Tools each declares
Neither the marketplaces of BioSymphony Structure Factory nor its endpoint list any tools, so we do not compare tools.
Settings each asks for
Neither one's marketplaces publish the settings it asks for.
What it can do: BioSymphony Structure Factory · What it can do: Peptide Library · Compare two other plugins
Data comes from public marketplace files in GitHub repositories of their authors. Data comes from the Official MCP Registry (registry.modelcontextprotocol.io), CC0 1.0. Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.