Second Brain Bridge alternatives

1

Enzyme

by byenzyme

A

Semantic search and pattern discovery for Obsidian and markdown vaults.

2

Obsidian Hybrid Search

by flowing-abyss

B

Search Obsidian vaults with hybrid full-text, fuzzy, semantic, and graph retrieval.

3

Exomem

by Artexis10

A

Local Markdown/Obsidian knowledge substrate for MCP agents with governed memory and hybrid search.

4

Seekstone

by shaqmughal

A

Filesystem-direct Obsidian MCP server — search and edit your vault with low context-tax.

5

Vault Cortex

by aliasunder

B

Standalone MCP server for Obsidian vaults — hybrid search, notes & files, memory, tasks, OAuth 2.1

6

Obsidian CLI

by stonematt

A

Save chat notes from Claude Desktop to your vault — MCP on Obsidian CLI. Keep what matters.

7

Obsidian

by cyanheads

A

Read, write, search, and surgically edit Obsidian notes, tags, and frontmatter via MCP.

8

Agent-Native Content

by BuilderIO

A

Open-source Obsidian for MDX - edit local docs with agent assistance

9

Agent-Native Brain

by BuilderIO

A

Cited company knowledge from Slack, meetings, transcripts, and decisions

10

no_human

by no-human-ai

B

File a task with your local no_human and check on it: task_add and task_status over stdio.

11

loci

by IvenKooLab

A

Cross-session memory and hybrid RAG over your notes and docs. Local-first, with cited answers.

12

OrchestKit Docs MCP

by yonatangross

A

Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.

Markdown-first MCP server for Notion API with 8 composite tools and 39 actions.

Model-agnostic, agent-ready Obsidian MCP server with RBAC, SLSA provenance, and native search.

15

Agentpack

by ihorponom

A

Repo-native task continuity for AI coding agents: a reviewed task-state ledger served over MCP.

16

Compendio

by RuloGB

A

Indexes your project's markdown docs and serves them to any agent via local hybrid search.

17

vaultguard

by ashishrao-4

B

AI agents use your Obsidian secrets by name — values never reach their context.

18

Siftable

by Tom-R-Main

B

Siftable MCP server for governed work, knowledge, calendar, people, datasets, and Vault.

19

Laika Orbit recall

by Laika-Dynamics-Ltd

A

Zero-model recall over your docs: the section that answers a question, in about a millisecond.

20

Fonto Docs

by DrRataplan

A

Fonto (FontoXML) documentation for AI tools. Converts DITA XML to Markdown on demand.

21

Gearotons M17 Servomotor

by Gearotons

A

Drive Gearotons M17 open-source servomotors from plain English over RS-485; mock mode, no hardware.

22

Plori

by plori.ai

A

Create and drive plori cloud agents and workflows over MCP; each agent has its own environment.

23

nowyourlink documentation

by ArneFfm

A

Anonymous read and search over the published nowyourlink developer documentation.