Bannerlord Software Extender (BLSE)
Likely safev1.7.42026-10-13 · sourceWhy?
Latest release is newer than patch BL v1.4.8, but notes do not explicitly mention that version.
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Is it safe to update Mount & Blade II: Bannerlord?
Likely safeLooking good. Skim the notes, then go.
Bannerlord patches (and the War Sails expansion) frequently break mods; BLSE and the BUTR stack update to match.
Verdict for BL v1.4.8
No sign of trouble with BL v1.4.8. BLSE hasn’t named this patch in a release, but there’s either a newer release or no breakage reports since. Probably fine — skim the notes before updating.
Frameworks & loaders
Harmony
Not affected by patchesv2.4.32026-10-11 · sourceWhy?
Generic .NET runtime patching library, not tied to a Bannerlord build. Latest: Latest release is newer than patch BL v1.4.8, but notes do not explicitly mention that version.
Statuses are inferred from public release data (Steam news, GitHub, Thunderstore, Mojang/Fabric/Forge/NeoForge/Modrinth APIs). They are not guarantees — verify on each project's page before updating. Items marked “Check manually” are not counted in the verdict.
Patch history
Full history →BL v1.4.8
2026-08-10 · War Sails Modding Kit Release & Patch WS v1.2.8 / BL v1.4.8
- Likely safe BLSE
v1.7.0 - Not affected by patches Harmony
v2.4.3
BL v1.4.7
2026-07-08 · Patch Notes - WS v1.2.7 / BL v1.4.7
- Likely safe BLSE
v1.7.0 - Not affected by patches Harmony
v2.4.3
BL v1.4.6
2026-06-11 · Patch Notes - WS v1.2.6 / BL v1.4.6
- Likely safe BLSE
v1.7.0 - Not affected by patches Harmony
v2.4.3
BL v1.4.5
2026-05-21 · Patch Notes - WS v1.2.5 / BL v1.4.5
- Likely safe BLSE
v1.7.0 - Not affected by patches Harmony
v2.4.3
Bannerlord news
All news →- Beta Patch Notes - WS v1.3.0 / BL v1.5.0
- War Sails Modding Competition
- 🛠 Patch War Sails Modding Kit Release & Patch WS v1.2.8 / BL v1.4.8
- 🛠 Patch Patch Notes - WS v1.2.7 / BL v1.4.7
- Community Tales #18
- Mount & Blade Summer Sale!
- 🛠 Patch Patch Notes - WS v1.2.6 / BL v1.4.6
- 🛠 Patch Patch Notes - WS v1.2.5 / BL v1.4.5
Bannerlord modding FAQ
Is it safe to update Mount & Blade II: Bannerlord with mods?
Current verdict: Likely safe. No sign of trouble with BL v1.4.8. BLSE hasn’t named this patch in a release, but there’s either a newer release or no breakage reports since. Probably fine — skim the notes before updating. Latest patch tracked: BL v1.4.8 (2026-08-10).
Why do Mount & Blade II: Bannerlord mods break after a patch?
Bannerlord patches (and the War Sails expansion) frequently break mods; BLSE and the BUTR stack update to match.
Which Mount & Blade II: Bannerlord frameworks does ModSafe track?
Automatically: Bannerlord Software Extender (BLSE), Harmony.
What do the status labels mean?
- Safe
- A release explicitly supports the current patch (release notes, the maintainer's official page, or a stable build for that version).
- Likely safe
- Released after the patch without naming it, or the patch is over a week old with no breakage reports.
- Just patched, wait
- The patch is under 7 days old and the framework hasn't updated yet.
- Breakage reported
- Open issues on the project's tracker say it broke after the patch.
- Not ported yet
- Minecraft: no build exists for that version yet.
- Not affected by patches
- Version-agnostic tools (mod managers, generic loaders). Not counted in the verdict.
- Check manually
- Nexus-only mods we can't track automatically. Not counted in the verdict.
Where does the data come from?
Game patches come from official Steam announcements (app 261550). Framework data comes from public release APIs (GitHub, Thunderstore, Fabric/Forge/NeoForge meta, Modrinth). ModSafe does not scrape Nexus Mods or SteamDB.