onsystem
Rank #587io.github.dgesteves/onsystem
Catches palette colors, native elements and APIs your design system lacks in agent-written React.
What you can do with onsystem
onsystem is a Model Context Protocol (MCP) server published by dgesteves. It ranks #587 of 152,040 active servers on MCP Toplist, and its repository has 73 GitHub stars. onsystem is listed across 2 registries — Official MCP and Glama, with 14 tracked versions. It was first listed on Oct 6, 2026 and most recently updated on Oct 23, 2026.
Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.
What onsystem can and cannot do
Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.
What you need before using onsystem
The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.
Declared by Glama, last synced Oct 25, 2026. Not independently verified by MCP Toplist.
No runtime, credential or payment requirements are recorded for this server beyond the declaration above.
Connect onsystem and confirm it works
claude mcp add onsystem -- npx -y onsystem[mcp_servers.onsystem]
command = "npx"
args = ["-y", "onsystem"]Add to ~/.codex/config.toml.
{
"mcpServers": {
"onsystem": {
"command": "npx",
"args": [
"-y",
"onsystem"
]
}
}
}Add to claude_desktop_config.json (Settings → Developer → Edit Config).
{
"mcpServers": {
"onsystem": {
"command": "npx",
"args": [
"-y",
"onsystem"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).
{
"servers": {
"onsystem": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"onsystem"
]
}
}
}Save as .vscode/mcp.json in your workspace.
{
"mcpServers": {
"onsystem": {
"command": "npx",
"args": [
"-y",
"onsystem"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
{
"mcpServers": {
"onsystem": {
"command": "npx",
"args": [
"-y",
"onsystem"
]
}
}
}After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.
What changed, and when this was checked
- First listed
- Oct 6, 2026
- Latest version published
- Oct 23, 2026
- Version history
- 14 versions tracked (below)
- Requirements evidence
- Declared by Glama, last synced Oct 25, 2026. Not independently verified by MCP Toplist.
- Profile checked
- Not yet — purpose, capabilities and requirements above come from registry data only
- Ranking data as of
- Oct 25, 2026
- Glama ↗listed since Oct 7, 2026 · still listed
- Official MCP ↗listed since Oct 8, 2026 · still listed
- Official MCP ↗listed since Oct 11, 2026 · still listed
- Glama ↗listed since Oct 11, 2026 · still listed
Do you maintain onsystem? to correct or enrich this profile.
Available versions (14)
| Version | Published |
|---|---|
| 0.10.0 | Oct 23, 2026 |
| 0.9.1 | Oct 23, 2026 |
| 0.9.0 | Oct 21, 2026 |
| 0.8.0 | Oct 16, 2026 |
| 0.7.0 | Oct 16, 2026 |
| 0.6.0 | Oct 12, 2026 |
| 0.5.0 | Oct 11, 2026 |
| 0.4.0 | Oct 10, 2026 |
| 0.3.3 | Oct 9, 2026 |
| 0.3.2 | Oct 9, 2026 |
| 0.3.1 | Oct 9, 2026 |
| 0.3.0 | Oct 8, 2026 |
| 0.2.0 | Oct 8, 2026 |
| 0.1.1 | Oct 7, 2026 |
Ranks ahead of 151,453 of 152,040 servers on MCP Toplist.
Show your rank
Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.
[](https://mcptoplist.com/server/io.github.dgesteves%2Fonsystem)<a href="https://mcptoplist.com/server/io.github.dgesteves%2Fonsystem"><img src="https://mcptoplist.com/badge/io.github.dgesteves%2Fonsystem.svg" alt="MCP Toplist: Top 1% of 152,040" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Frequently asked questions
- Who maintains onsystem?
- onsystem is maintained by dgesteves, which publishes 1 MCP server (14 total versions) tracked on MCP Toplist.
- Is onsystem listed on the Official MCP Registry?
- Yes — onsystem is listed on the Official MCP Registry, alongside Glama.
- How many versions does onsystem have?
- MCP Toplist tracks 14 versions of onsystem, most recently published on Oct 23, 2026.
- Where can I find the source code for onsystem?
- The source code for onsystem is hosted at github.com/dgesteves/onsystem.
Do you run this server?
Community projects list the MCP servers behind real agents and apps. Publish yours and this page will link to it.