MegaMek/megamek

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MegaMek is a networked Java clone of BattleTech, a turn-based sci-fi boardgame for 2+ players. Fight using giant robots, tanks, and/or infantry on a hex-based map.

Stars: 358
Forks: 376
Open beginner issues: 5
Indexed issues: 990
Avg merge: 1d 4h
Merged PRs (30d): 128

Dominant language: Java
License: No license data
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

Open All

990 open issues indexed

Add Sub Capital Support to the GM OB commands Open

(RFE) Enhancement

Difficulty 3/5 1-2 days Newbie friendliness 64/100

MegaMek/megamek#9021 · Opened Sep 18, 2026
Split deployment edge on hostile convoy intercept Open

(RFE) Enhancement

Difficulty 5/5 Over a week Newbie friendliness 38/100

MegaMek/megamek#9017 · Opened Sep 18, 2026
Scanning QA: Test Pilot results and checklist (Part of #8761) Open

Needs Player Testing Tests

MegaMek/megamek#9002 · 4 comments · 1 assignee · Opened Sep 16, 2026
Share the progress fade and turn-count drawing used by build and clearing sprites Open

(RFE) Enhancement

Difficulty 4/5 3-5 days Newbie friendliness 64/100

MegaMek/megamek#8980 · Opened Sep 14, 2026
[RFE] ProtoMeks can use vehicle bays on Small Craft and DropShips (TW p.89) Open

(RFE) Enhancement

Difficulty 4/5 3-5 days Newbie friendliness 52/100

MegaMek/megamek#8976 · Opened Sep 14, 2026
[RFE] Mounting and dismounting need a carrier that grounded in a previous turn (TW p.90-91) Open

(RFE) Enhancement

Difficulty 4/5 3-5 days Newbie friendliness 68/100

MegaMek/megamek#8975 · Opened Sep 14, 2026
[RFE] Lifting off in the same turn a unit mounted damages the carrier and the unit (TW p.90-91) Open

(RFE) Enhancement

Difficulty 4/5 3-5 days Newbie friendliness 72/100

MegaMek/megamek#8974 · 1 comment · Opened Sep 14, 2026
Saves predating the minefieldCounts change fail to load with a NullPointerException Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 55/100

MegaMek/megamek#8967 · Opened Sep 12, 2026
Heat by bay option is read backwards in getLargeCraftHeat Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

MegaMek/megamek#8966 · Opened Sep 12, 2026
Phase Flow Options (Skip Ineligible) do not work due to Torso Twist Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 50/100

MegaMek/megamek#8949 · 1 comment · Opened Sep 11, 2026
Adding Sounds to UI and other systems Open

(RFE) Enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

MegaMek/megamek#8935 · 1 comment · Opened Sep 10, 2026
SRM 6 attempting to use LB 10-X ammunition Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

MegaMek/megamek#8928 · 6 comments · Opened Sep 8, 2026
Default artillery shells to hitting buildings in a hex rather than the hex base in absence of any units to target Open

(RFE) Enhancement

Difficulty 4/5 3-5 days Newbie friendliness 48/100

MegaMek/megamek#8926 · Opened Sep 8, 2026
Incorrect Preview for "Darken Outside Line of Sight" when using keyboard movement Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

MegaMek/megamek#8923 · Opened Sep 8, 2026
Arrow IV flak does no damage to mechs falling at altitude Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 52/100

MegaMek/megamek#8898 · Opened Sep 6, 2026
[MegaMek 51.0] Haunted by Zombie Mech Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

MegaMek/megamek#8887 · 1 comment · Opened Sep 5, 2026
Add a Callsigns + Mech name to the Unit name display option Open

(RFE) Enhancement

MegaMek/megamek#8885 · 1 assignee · Opened Sep 4, 2026
Force Construction : Rounding BV Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

MegaMek/megamek#8873 · 1 comment · Opened Sep 2, 2026
Version 00.51.00 Received splash dmg from homing AIV by being in the tgt hex Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 64/100

MegaMek/megamek#8862 · Opened Aug 31, 2026
0.51.00 Cross-country SPA not working properly with water Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

MegaMek/megamek#8857 · 3 comments · Opened Aug 30, 2026
Vehicles front arc misallocates all right side hits to the left side Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

MegaMek/megamek#8850 · 1 comment · Opened Aug 30, 2026
SystemPanel.selectLocation indexes by location but the list is built by crit slots Open

Bug Can't Reproduce Unit Display

MegaMek/megamek#8840 · 1 comment · 1 assignee · Opened Aug 30, 2026
Unit Display Redesign: three-tab layout behind a setting (tracking issue) Open

(RFE) Enhancement GUI/UX Unit Display

MegaMek/megamek#8837 · 1 assignee · Opened Aug 30, 2026
Crew hits print two report lines that repeat the same subject Open

(RFE) Enhancement Improvement to Existing Feature Reports

MegaMek/megamek#8834 · 1 assignee · Opened Aug 29, 2026
0.51.00 Mech not treated as Braced if also Hull Down Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

MegaMek/megamek#8830 · Opened Aug 28, 2026
0.51.00 Shifting Wind Strength not staying within limits if max limit set above Moderate Gale Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 58/100

MegaMek/megamek#8827 · Opened Aug 27, 2026
[Nightly] [BOTH RULESETS] Water Partial Cover Being Removed By Attacker Being Higher Than Target Open

Bug

MegaMek/megamek#8810 · 1 assignee · Opened Aug 24, 2026
The ability to place units in the lobby into a "Reserve" that can be deployed from as reinforcements at an undetermined later turn. Open

(RFE) Enhancement

Difficulty 5/5 Over a week Newbie friendliness 42/100

MegaMek/megamek#8805 · Opened Aug 23, 2026
RFE: Megamek option presets, plus old style search bar for new UI Open

(RFE) Enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MegaMek/megamek#8826 · Opened Aug 23, 2026
.MUL Files do not remember C3 networks when saving/loading Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

MegaMek/megamek#8789 · 1 comment · Opened Aug 21, 2026
RFE: Implement Water Flow (TacOps AR p.50) - units are never carried downstream Open

(RFE) Enhancement Map and Board

Difficulty 5/5 Over a week Newbie friendliness 45/100

MegaMek/megamek#8787 · Opened Aug 21, 2026
Objectives and Victory Points for MegaMek (implementation series) Open

(RFE) Enhancement New Feature Objectives Victory Conditions

MegaMek/megamek#8761 · 1 comment · 1 assignee · Opened Aug 18, 2026
BoardView background tiling fails with a RasterFormatException when the clip origin is negative Open

Bug GUI/UX

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

MegaMek/megamek#8760 · Opened Aug 18, 2026
Enhanced Imaging survives sensor destruction on a torso-mounted cockpit Mek Open

Bug

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

MegaMek/megamek#8739 · Opened Aug 16, 2026
Enhanced Imaging 1-hex active probe keeps working after the sensors are destroyed Open

Bug

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

MegaMek/megamek#8738 · Opened Aug 16, 2026
MML hanged when trying to rebuild cache Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MegaMek/megamek#8737 · 1 comment · Opened Aug 16, 2026
[Issue] Some shortcuts iuncluding WSAD not operational Open

Bug Can't Reproduce

Difficulty 3/5 1-2 days Newbie friendliness 55/100

MegaMek/megamek#8732 · 2 comments · Opened Aug 16, 2026
Client never finishes shutting down after a local save is refused in a double-blind game Open

Bug

MegaMek/megamek#8721 · 1 assignee · Opened Aug 15, 2026
[RFE] Allowing Advanced Structures armed with Artillery to be placed Off-Map Open

(RFE) Enhancement

Difficulty 4/5 3-5 days Newbie friendliness 48/100

MegaMek/megamek#8709 · Opened Aug 14, 2026
RFE: headless/scenario games inherit the user's saved gameoptions.xml Open

MegaMek/megamek#8698 · 1 assignee · Opened Aug 13, 2026
Scenario-started games never compile capital-fighter weapon groups (fighters have no weapons) Open

MegaMek/megamek#8697 · 1 assignee · Opened Aug 13, 2026
[Issue] Poor Performance quirk in high grav + poor conditions never lets you run Open

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

MegaMek/megamek#8673 · Opened Aug 7, 2026
Server deadlocks when a client disconnects mid-game Open

MegaMek/megamek#8668 · 2 comments · 1 assignee · Opened Aug 7, 2026
SettingsContentHostTest fails on unmodified main when local client settings are customized Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

MegaMek/megamek#8662 · Opened Aug 6, 2026
Standing still in fire or magma costs the bot nothing (stationary-path hazard gap) Open

MegaMek/megamek#8661 · 1 assignee · Opened Aug 6, 2026
[Issue][51] Mechs can pick up BAs with a single hand, and menu offers inappropriate choices and feedback Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

MegaMek/megamek#8654 · Opened Aug 5, 2026
[Issue][51.0] movement PSR bypassed when mech dropping held BAs Open

Difficulty 4/5 3-5 days Newbie friendliness 50/100

MegaMek/megamek#8652 · Opened Aug 5, 2026
canTow ignores movement mode, so railcars can be towed by tracked vehicles Open

Bug

MegaMek/megamek#8608 · 2 comments · 1 assignee · Opened Jul 28, 2026
Read a towedBy tag so trailers can be paired with their tractor Open

(RFE) Enhancement

MegaMek/megamek#8607 · 3 comments · 1 assignee · Opened Jul 28, 2026
Counter-battery fire misses trailers and does nothing with special munitions Open

Bug

MegaMek/megamek#8606 · 2 comments · 1 assignee · Opened Jul 28, 2026

MegaMek/megamek

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