Mjolnir
Small team stableMatrix.org's moderation bot that applies shared ban lists (policy lists) across protected rooms, with an optional Synapse module and report handling.
moderation · licence Apache-2.0
- Server
- Last commit
- 8 days ago 27 Oct 2026
- Commits, last year
- 21 8 in 90 days
- Authors, 90 days
- 2 3 in a year, 35 ever
- Bus factor
- 1 authors making half of last year's commits
- Last release
- v2.0.2 27 Oct 2026 · 5 tags in a year
- Lines of code
- 16k TypeScript
AI
Nothing found on any of the three axes. What we look for
PolicyNo policy found (fits the chosen stance)(against the chosen stance) Dev useNone found (fits the chosen stance)(against the chosen stance) In productNone found (fits the chosen stance)(against the chosen stance)- AI in development: 0 of 21 non-bot commits in the last 365 days carry an AI attribution (0.0%), counted at 23f2fec90e09
- Collector: 0 of 21 commits in the last year credit an AI tool (0.0 %). 0 agent files, 0 AI workflows. A lower bound: most AI use leaves no trace.
Activity
Languages
Features
| Feature | Value | How we know | Evidence |
|---|---|---|---|
| Purpose | moderation (policy lists, bans, protections, abuse reports) | claimed | github.com/matrix-org/mjolnir/blob/23f2fec90e097 |
| Framework | matrix-bot-sdk Element's fork @vector-im/matrix-bot-sdk | code | github.com/matrix-org/mjolnir/blob/23f2fec90e097 |
| Encryption (E2EE) | Partial: Partial the report-handling web API can only read unencrypted rooms; the README does not state E2EE support for the bot | claimed | github.com/matrix-org/mjolnir/blob/23f2fec90e097 |
| Hosting | self-host bot (Docker or Node) plus an optional Synapse antispam module | claimed | github.com/matrix-org/mjolnir/blob/23f2fec90e097 |
| Configuration | config file and !mjolnir commands | claimed | github.com/matrix-org/mjolnir/blob/23f2fec90e097 |
| AI backend | none-found | code | github.com/matrix-org/mjolnir/blob/23f2fec90e097 |
Health signals
- Bus factor (last year)
- 1
- Issue first response
- not measured (the forge did not give it)
- Release cadence
- 5 tags in the last year, latest v2.0.2 (27 Oct 2026)
- CI
.github/workflows/docker-hub-latest.yml.github/workflows/docker-hub-release.yml.github/workflows/mjolnir.yml- Tests
- test files found
- Security policy
- none found
- Licence
- Apache-2.0
- Funding
- none listed
- Telemetry SDKs in manifests
- Sentry (package.json)
Repositories
| Repository | Role | Activity | Last commit | Commits 1y | Authors 90d | Measured at |
|---|---|---|---|---|---|---|
| github.com/matrix-org/mjolnir | main | Small team | 27 Oct 2026 | 21 | 2 | 23f2fec90 |
Notes
Draupnir is a continuation of Mjolnir by a former contributor; Meowlnir is an unrelated rewrite. CONTRIBUTING.md (the matrix-org template) has no statement on AI.
Researched by an AI agent (Claude) on 5 Nov 2026, not checked by a person; metrics collected on 5 Nov 2026. Source file: data/projects/tool/mjolnir.yaml. Spotted a mistake? Open an issue with a link.