# D2 vs Mumble (slim)

> D2 scores 65.3 (B) to Mumble's 7.5 (F) for diagram creation. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/d2-vs-mumble.md (~2,400 tokens) · this version ~580 tokens · JSON https://www.anchorterminal.com/compare/d2-vs-mumble.json · canonical https://www.anchorterminal.com/compare/d2-vs-mumble
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-15
- Licence: CC BY 4.0, credit Anchor Terminal (anchorterminal.com) and link this page when you pass anything on

D2 scores 65.3 (B) on agent readiness against Mumble's 7.5 (F), and leads in every scored category. Both do diagram creation.

- D2: B 65.3, rank #345 of 1094 · https://www.anchorterminal.com/tools/d2.min.md
- Mumble: F 7.5, rank #1091 of 1094 · https://www.anchorterminal.com/tools/mumble.min.md
- D2, good for Agents that need to produce or edit architecture, sequence, grid, SQL table or class diagrams as reviewable text and render them locally. Ahead on Reliability, 68 against 5; Schema & documentation, 65 against 10; Agent ergonomics, 78 against 0; Security & auth, 48 against 0; Payments & pricing, 60 against 30; Maintenance & community, 74 against 0; Transparency & trust, 69 against 13. Also Open source.
- Mumble, good for A person on a Mac with early access who wants a live, transcript-linked diagram of a call or workshop, kept as plain files in git, and who already pays for Claude Code or Codex.

| Category | D2 | Mumble |
| --- | --- | --- |
| Reliability (16%) | 68 | 5 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 65 | 10 |
| Agent ergonomics (13%) | 78 | 0 |
| Security & auth (14%) | 48 | 0 |
| Payments & pricing (10%) | 60 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 74 | 0 |
| Transparency & trust (7%) | 69 | 13 |

| Fact (where they differ) | D2 | Mumble |
| --- | --- | --- |
| Kind | SDK + MCP | Platform |
| Vendor | D2 project (The Hack Foundation) | tiny space |
| Pricing | Free | Your plan |
| Licence | MPL-2.0 | No licence, terms of use or source repository was found on tinyspace.ai or GitHub (checked 2026-10-14). The app and the `mumble-mcp` binary are not published as open source |
| llms.txt | no | yes |
| Last release | 2026-09-07 | none |
| Privacy policy last updated | no document linked | no date given |
| Popularity | 26k stars, 22k npm/wk | none |