Hacktoberfest 2026: the issues maintainers tagged for October, open and beginner-friendly. Browse Hacktoberfest issues

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  • Victron Multi-RS: "prevent home battery discharge" writes a no-op register — battery drains during fast charging
    Open
    devices waiting for feedback

    Difficulty 4/5 3-5 days Newbie friendliness 47/100

    evcc-io/evcc#34550 · 3 comments ·

    Maintainers usually reply within 1 day

  • Reorder Tabs
    Open
    ux

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

    evcc-io/evcc#34543 · 3 comments · 4 reactions ·

    Maintainers usually reply within 1 day

  • Ostrom: Invalid contract type
    Open
    tariffs

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

    evcc-io/evcc#34541 · 4 comments ·

    Maintainers usually reply within 1 day

  • Entladesperre Ampere Solar
    Open
    devices

    Difficulty 4/5 3-5 days Newbie friendliness 42/100

    evcc-io/evcc#34536 · 21 comments ·

    Maintainers usually reply within 1 day

  • Fahrzeugekonfiguration: Stand der Aktualisierung anzeigen
    Open
    enhancement vehicles

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

    evcc-io/evcc#34535 · 1 comment ·

    Maintainers usually reply within 1 day

  • UI: Improve clarity of Solar-Share slider
    Open
    ux

    Difficulty 3/5 1-2 days Newbie friendliness 56/100

    evcc-io/evcc#34530 · 1 comment ·

    Maintainers usually reply within 1 day

  • Low contrast on "Plan" option in dark mode makes text nearly invisible
    Open
    ux waiting for feedback

    Difficulty 2/5 1-3 hours Newbie friendliness 63/100

    evcc-io/evcc#34527 · 1 comment ·

    Maintainers usually reply within 1 day

  • 1p/3p switching not triggered
    Open
    vehicles

    Difficulty 4/5 3-5 days Newbie friendliness 45/100

    evcc-io/evcc#34510 · 9 comments ·

    Maintainers usually reply within 1 day

  • Zaptec pro charger code 520 errors after resume command
    Open
    devices waiting for feedback

    Difficulty 4/5 3-5 days Newbie friendliness 43/100

    evcc-io/evcc#34500 · 1 comment ·

    Maintainers usually reply within 1 day

  • SolarEdge: battery does not resume charging after hold → normal
    Open
    devices waiting for feedback

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

    evcc-io/evcc#34471 · 1 comment ·

    Maintainers usually reply within 1 day

  • Unnecessary SOC Polling Every 30 Seconds Causes Excessive 12V Battery Drain on MG ZS EV
    Open
    vehicles

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

    evcc-io/evcc#34467 · 7 comments ·

    Maintainers usually reply within 1 day

  • Planner skips charging slot when required duration is under 14 minutes ("slot too short")
    Open
    tariffs

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

    evcc-io/evcc#34466 · 3 comments ·

    Maintainers usually reply within 1 day

  • Network discovery: paste your results
    Open
    backlog

    Difficulty 1/5 Under an hour Newbie friendliness 85/100

    evcc-io/evcc#34335 · 9 comments ·

    Maintainers usually reply within 1 day

  • WestfalenWIND in Vecchio
    Open
    tariffs waiting for feedback

    Difficulty 4/5 3-5 days Newbie friendliness 42/100

    evcc-io/evcc#34305 · 5 comments ·

    Maintainers usually reply within 1 day

  • Heating: remove temperature slider (BC)
    Open
    enhancement heating needs decision

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

    evcc-io/evcc#34299 · 32 comments · 17 reactions ·

    Maintainers usually reply within 1 day

  • FoxEss battery issues
    Open

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

    evcc-io/evcc#34243 · 7 comments ·

    Maintainers usually reply within 1 day

  • Hyundai Token login doesn't work
    Open
    vehicles waiting for feedback

    Difficulty 4/5 3-5 days Newbie friendliness 42/100

    evcc-io/evcc#34084 · 9 comments ·

    Maintainers usually reply within 1 day

  • Solis s6 hybrid inverter add force discharge to grid modus
    Open
    devices stale

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

    evcc-io/evcc#34072 · 5 comments ·

    Maintainers usually reply within 1 day

  • Raedian Enable() does not send START command and continuously writes current limit instead
    May be free again A pull request for this issue was closed without being merged. Open
    devices stale

    Difficulty 2/5 1-3 hours Newbie friendliness 42/100

    evcc-io/evcc#34053 · 3 comments ·

    Maintainers usually reply within 1 day

  • charger out of sync: expected disabled, got enabled
    Open
    devices waiting for feedback

    Difficulty 4/5 3-5 days Newbie friendliness 49/100

    evcc-io/evcc#33982 · 3 comments ·

    Maintainers usually reply within 1 day

  • RFID authorization and vehicle identification with OCPP backend
    Open
    devices stale

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

    evcc-io/evcc#33939 · 2 comments ·

    Maintainers usually reply within 1 day

  • Creation of redundant loadpoints within Sunny Portal / Sunny Home Manager 2.0
    Open
    infrastructure

    Difficulty 4/5 3-5 days Newbie friendliness 38/100

    evcc-io/evcc#33937 · 2 comments ·

    Maintainers usually reply within 1 day

  • Optimizer: Explain charging decisions in human readable way
    Open
    backlog enhancement

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

    evcc-io/evcc#33830 · 3 comments · 1 reaction ·

    Maintainers usually reply within 1 day

  • Marstek Venus A power calculation wrong
    May be free again @premultiply claimed this 29 days ago, and no pull request is open. Open
    devices

    evcc-io/evcc#33606 · 9 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • Session cost breakdown: grid, solar, battery
    May be free again @naltatis claimed this 41 days ago, and no pull request is open. Open
    backlog enhancement

    evcc-io/evcc#33251 · 14 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • HEMS: dim/curtail state is stale or misreported on connection loss and edge-case limits
    May be free again @premultiply claimed this 76 days ago, and no pull request is open. Open
    bug enhancement

    evcc-io/evcc#32132 · 1 comment · 1 assignee ·

    Maintainers usually reply within 1 day

  • Add per-phase PV surplus mode for utilities with per-phase billing
    May be free again @premultiply claimed this 82 days ago, and no pull request is open. Open
    backlog enhancement

    evcc-io/evcc#31942 · 5 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • Fronius Smart Meter: consumer meter sign issue
    May be free again @premultiply claimed this 110 days ago, and no pull request is open. Open
    backlog devices

    evcc-io/evcc#31048 · 8 comments · 1 reaction · 1 assignee ·

    Maintainers usually reply within 1 day

  • Epic: improve home battery utilization
    Open
    backlog

    Difficulty 5/5 Over a week Newbie friendliness 8/100

    evcc-io/evcc#29558 · 3 comments · 2 reactions ·

    Maintainers usually reply within 1 day

  • Epic: make static device parameters dynamic via api
    Open
    backlog

    Difficulty 5/5 Over a week Newbie friendliness 12/100

    evcc-io/evcc#29525 · 2 comments · 1 reaction ·

    Maintainers usually reply within 1 day

  • Epic: improved vehicle management
    May be free again @naltatis claimed this 33 days ago, and no pull request is open. Open
    backlog ux

    evcc-io/evcc#29524 · 1 comment · 1 assignee ·

    Maintainers usually reply within 1 day

  • OCPP 2.1 support / roadmap for bidirectional charging use cases
    Open
    backlog

    Difficulty 5/5 Over a week Newbie friendliness 12/100

    evcc-io/evcc#29150 · 5 comments · 1 reaction ·

    Maintainers usually reply within 1 day

  • Battery: allow forced charge to respect load management limits
    May be free again A pull request for this issue was closed without being merged. Open
    backlog

    Difficulty 4/5 3-5 days Newbie friendliness 15/100

    evcc-io/evcc#28235 · 4 reactions ·

    Maintainers usually reply within 1 day

  • Show circuit information by grouping loadpoints
    May be free again @naltatis claimed this 214 days ago, and no pull request is open. Open
    backlog ux

    evcc-io/evcc#28044 · 5 comments · 1 reaction · 1 assignee ·

    Maintainers usually reply within 1 day

  • Planer: Wiederholende Pläne nach Energiemenge
    May be free again @naltatis claimed this 251 days ago, and no pull request is open. Open
    backlog

    evcc-io/evcc#27125 · 9 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • Config UI: add log level configuration
    Open
    backlog experimental ux

    Difficulty 3/5 1-2 days Newbie friendliness 35/100

    evcc-io/evcc#25763 · 8 comments · 2 reactions ·

    Maintainers usually reply within 1 day

  • Config UI: Vehicle data mismatch
    Open
    backlog

    Difficulty 4/5 3-5 days Newbie friendliness 15/100

    evcc-io/evcc#25565 · 1 comment ·

    Maintainers usually reply within 1 day

  • Config UI: Timezone configuration
    May be free again @naltatis claimed this 326 days ago, and no pull request is open. Open
    backlog ux

    evcc-io/evcc#25354 · 6 comments · 1 assignee ·

    Maintainers usually reply within 1 day

  • Epic: EnWG §14a Dimming - overview of current capabilities and roadmap
    May be free again @premultiply claimed this 341 days ago, and no pull request is open. Open
    backlog needs documentation

    evcc-io/evcc#24976 · 33 comments · 4 reactions · 2 assignees ·

    Maintainers usually reply within 1 day

  • Config UI: EEBus activation
    Open
    backlog experimental ux

    Difficulty 4/5 3-5 days Newbie friendliness 25/100

    evcc-io/evcc#24490 · 5 comments ·

    Maintainers usually reply within 1 day

  • Epic: Heating improvements
    Open
    backlog heating

    Difficulty 5/5 Over a week Newbie friendliness 8/100

    evcc-io/evcc#19753 · 63 comments · 15 reactions ·

    Maintainers usually reply within 1 day

  • FR: priority API in UI-Loadpoint aufnehmen
    May be free again @diddip21 claimed this 553 days ago, and no pull request is open. Open
    backlog ux

    evcc-io/evcc#19650 · 40 comments · 3 reactions · 2 assignees ·

    Maintainers usually reply within 1 day

  • Authentication: add read-only mode
    May be free again @naltatis claimed this 679 days ago, and no pull request is open. Open
    backlog enhancement ux

    evcc-io/evcc#17488 · 9 comments · 2 reactions · 1 assignee ·

    Maintainers usually reply within 1 day

  • Charging sessions: merge two entries
    May be free again @naltatis claimed this 624 days ago, and no pull request is open. Open
    backlog enhancement ux

    evcc-io/evcc#16569 · 3 comments · 7 reactions · 1 assignee ·

    Maintainers usually reply within 1 day

  • Dynamic prices: only show solar % values when PV is configured
    Open
    backlog ux

    Difficulty 5/5 Over a week Newbie friendliness 12/100

    evcc-io/evcc#15056 · 10 comments ·

    Maintainers usually reply within 1 day

  • Startup if not all wallboxes, meters, integrations are reachable
    Open
    backlog

    Difficulty 5/5 Over a week Newbie friendliness 12/100

    evcc-io/evcc#14496 · 81 comments · 45 reactions ·

    Maintainers usually reply within 1 day

  • Epic: Load management enhancements
    Open
    backlog

    Difficulty 5/5 Over a week Newbie friendliness 8/100

    evcc-io/evcc#14261 · 82 comments · 5 reactions ·

    Maintainers usually reply within 1 day

  • Auswertung Ladeenergie - Verbesserung Berechnung Energiepreis / Ersparnis
    May be free again @naltatis claimed this 1023 days ago, and no pull request is open. Open
    backlog enhancement ux

    evcc-io/evcc#11160 · 5 comments · 2 reactions · 1 assignee ·

    Maintainers usually reply within 1 day

  • Remove enable/disable thresholds
    Open
    backlog

    Difficulty 5/5 Over a week Newbie friendliness 6/100

    evcc-io/evcc#6192 · 65 comments ·

    Maintainers usually reply within 1 day

  • Optimizer: grid charge limit is compared with the grid price on a CO2 tariff
    Possibly taken @github-actions claimed this 1 day ago. Open
    tariffs

    Difficulty 2/5 1-3 hours Newbie friendliness 35/100

    evcc-io/evcc#34531 · 3 comments ·

    Maintainers usually reply within 1 day

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