Agent skill

Memtrace Search

by syncable-dev in syncable-dev/memtrace-public

Find source code with Memtrace hybrid BM25+semantic search: symbols, functions, classes, types, constants, definitions, implementations, logic, or error strings inside code.

Custom licenceAuto-check passedDevelopment

Install Memtrace Search

skills CLI
$ npx skills add syncable-dev/memtrace-public --skill memtrace-search -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install syncable-dev/memtrace-public memtrace-search --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/syncable-dev/memtrace-public.git skills-src && mkdir -p .claude/skills && cp -r skills-src/plugins/memtrace-skills/skills/memtrace-search .claude/skills/memtrace-search && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
memtrace-search
GitHub stars
487
Token cost
~894 tokens
SKILL.md length
290 words
Files
1
Skills in repo
27
Repo updated
First seen
Licence
Custom licence

At a glance

Find source code with Memtrace hybrid BM25+semantic search: symbols, functions, classes, types, constants, definitions, implementations, logic, or error strings inside code.

  • Works in 3 steps: Choose the tool → Execute search → Hand off to graph tools
  • The user wants to find
  • SKILL.md covers Overview, Quick Reference, find_code parameters and find_symbol parameters, plus 3 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Memtrace Search is an agent skill from syncable-dev/memtrace-public. Find source code with Memtrace hybrid BM25+semantic search: symbols, functions, classes, types, constants, definitions, implementations, logic, or error strings inside code. Use when the user wants to find, search, locate, or look up code or asks where code lives. Do not use Grep, Glob, rg, find, or manual file search for code discovery. If Memtrace returns 0 results, broaden the Memtrace query and diagnose/reindex; do not switch to grep.

Its SKILL.md is about 890 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Development. The repository describes itself as: Structural memory for AI coding agents. Bi-temporal graph, MCP-native, zero LLM calls. Cursor · Claude Code · Codex · DeepSeek Harness · Hermes · VS Code · Windsurf.

When your agent uses it

  • The user wants to find
  • Asks where code lives

Example prompts

  • “/memtrace-search”

Workflow steps

3 steps, taken from the step headings in SKILL.md.

  1. Choose the tool
  2. Execute search
  3. Hand off to graph tools

What it can do on your machine

Read from SKILL.md and the folder at commit 3a3084d. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md (its code samples are json).

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Memtrace Search loads about 894 tokens when it runs. Until then it costs about 115 tokens; SKILL.md has 290 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~115
When it runs · the whole SKILL.md, loaded when a task matches
~894

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

Its licence (Custom licence) doesn't allow us to republish the file, so here is its outline and opening line. It has 290 words (~894 tokens).

“Find code using hybrid BM25 + semantic search (RRF). Primary discovery tool — use before relationship or impact analysis.”

— opening of SKILL.md by syncable-dev, Custom licence
name
memtrace-search

Read the full SKILL.md on GitHub

Files

Just SKILL.md in plugins/memtrace-skills/skills/memtrace-search of syncable-dev/memtrace-public.

Open the folder on GitHubat commit 3a3084d

Compare with similar skills

Memtrace Search next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Memtrace Search compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Memtrace Search this skillsyncable-dev/memtrace-public487—~894Automated safety check: PassCustom licence
Vercel Composition Patternssupabase/supabase111k59 repos~726Automated safety check: PassMIT
Finishing a Development Branchobra/superpowers296k5 repos~1.9kAutomated safety check: PassMIT
Typescript Advanced Typesrolling-scopes/rsschool-app10k25 repos~4.2kAutomated safety check: PassMPL-2.0
PR Babysitteropeninterpreter/openinterpreter69k3 repos~4.2kAutomated safety check: PassApache-2.0
Code Review ChecklistshareAI-lab/learn-claude-code78k5 repos~1.1kAutomated safety check: PassMIT

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More from syncable-dev/memtrace-public

All 27 skills in this repo
  • Memtrace Change Impact Analysis

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    Compute what a planned source-code change will break — blast radius, affected processes, cross-repo callers, temporal stability, and Cortex decision-memory constraints — and produce a risk-rated…

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  • Memtrace Cochange

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    Find files that historically co-change with a target symbol or file, ranked by co-occurrence across git episodes.

    487 GitHub stars~961 tokensUpdated today
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  • Memtrace Code Review

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    Review GitHub pull requests with Memtrace's local graph-backed review engine.

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  • Memtrace Codebase Exploration

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    Map an indexed source-code repo into a structured overview — scale, communities, central symbols, execution flows, API surface, recent activity.

    487 GitHub stars~1.3k tokensUpdated today
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  • Memtrace Continuous Memory

    syncable-dev/memtrace-public

    Keep the Memtrace index fresh while editing by watching a repo for live, incremental re-indexing.

    487 GitHub stars~645 tokensUpdated today
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  • Memtrace Decision Memory

    syncable-dev/memtrace-public

    Use Cortex decision memory through the normal Memtrace MCP tools.

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Categories

Questions about Memtrace Search

What does Memtrace Search do?

Find source code with Memtrace hybrid BM25+semantic search: symbols, functions, classes, types, constants, definitions, implementations, logic, or error strings inside code. Memtrace Search is an agent skill from syncable-dev/memtrace-public. Find source code with Memtrace hybrid BM25+semantic search: symbols, functions, classes, types, constants, definitions, implementations, logic, or error strings inside code.

When should I use Memtrace Search?

Memtrace Search fits situations like: the user wants to find; asks where code lives.

How do I install Memtrace Search in Claude Code?

Run `npx skills add syncable-dev/memtrace-public --skill memtrace-search -a claude-code`. Or copy the skill folder (plugins/memtrace-skills/skills/memtrace-search in syncable-dev/memtrace-public) into .claude/skills/memtrace-search in your project. Claude Code loads it when a task matches its description.

How do I install Memtrace Search in Codex?

Run `npx skills add syncable-dev/memtrace-public --skill memtrace-search -a codex`. Or copy the skill folder (plugins/memtrace-skills/skills/memtrace-search in syncable-dev/memtrace-public) into .agents/skills/memtrace-search in your project. Codex loads it when a task matches its description.

Can I use Memtrace Search in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add syncable-dev/memtrace-public --skill memtrace-search -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/memtrace-search, .gemini/skills/memtrace-search, .github/skills/memtrace-search and .opencode/skills/memtrace-search in your project.

What does Memtrace Search need to run?

SKILL.md names no scripts, command-line tools or credentials: Memtrace Search is instructions for the agent only.

Does Memtrace Search access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Memtrace Search safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Memtrace Search use?

Memtrace Search has a licence file (the repository's licence) that doesn't match a standard licence. Read it on GitHub before reusing the skill.

How many tokens does Memtrace Search use?

About 894 tokens (SKILL.md is roughly 3.6k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Memtrace Search?

Skills that share tags, products or a category with Memtrace Search: Vercel Composition Patterns (supabase/supabase, 111k stars), Finishing a Development Branch (obra/superpowers, 296k stars), Typescript Advanced Types (rolling-scopes/rsschool-app, 10k stars) and PR Babysitter (openinterpreter/openinterpreter, 69k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Memtrace Search?

syncable-dev (a GitHub organization) maintains it in syncable-dev/memtrace-public, which has 487 GitHub stars. The repository holds 27 skills in this directory. The repository was last updated on October 8, 2026.

Source: syncable-dev/memtrace-public on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.