lampepfl / tacit
TACIT — Tracked Agent Capabilities In Types
Why this job: works in the areas we cover, but does not say which job it does

What it does
- Scala 3 compiler. Agent-submitted code is validated and type-checked with capture checking enabled in *safe mode*, which enforces a capability-safe language subset.
- Scala REPL. A local REPL instance executes compiled code and manages state across interactions. Supports both stateless one-shot execution and stateful sessions.
- Capability safety library. A typed API that serves as the sole gateway through which agent code interacts with the real world: file system, process execution, network, and sub-agents. The library is extensible: add new capabilities by modif
- No / in pattern. matches against any path component (basename matching)
- Relative pattern with /. anchored to the filesystem root; supports *, , ?, […]
Get started
No single install command. Read the steps in the README (opens in new tab)
- Maintenance
- Active
- Last commit 28 days ago
- Stars
- 147
- +2 this week
- Licence
- Apache-2.0
- Allows business use
- Downloads for
- None listed
- No release files
- Latest version
- 0.2.3
- Released 28 days ago
- Built with
- Scala
- 87% of the code
Is it looked after?
- Contributors
- 2
- Last 90 days
- Issues
- 0% closed
- 1 still open
- Pull requests
- 10 merged
- 1 waiting
- Releases
- 11
- 11 in the last year
- No contributing guide
- No security policy
- No code of conduct
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More: languages, topics and project record
Languages
- Scala 87%
- Shell 13%
Topics
- agent
- capability
- mcp
- safety
- scala
Project record
- JobOther AI tools
- StatusListed
- Commits101
- Forks19
- Watching8
- Stars in 28 days+30
- CreatedJan 29, 2026
- First seen by usNov 7, 2026
- CheckedNov 7, 2026
