diff --git a/supabase/migrations/20250301_add_gameforge_sprints.sql b/supabase/migrations/20250301_add_gameforge_sprints.sql
new file mode 100644
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+++ b/supabase/migrations/20250301_add_gameforge_sprints.sql
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+-- GameForge Sprints and Tasks
+-- Manage sprints (development cycles) and tasks within each sprint
+
+-- GameForge Sprints Table
+-- Organize work into time-boxed sprints for iterative development
+create table if not exists public.gameforge_sprints (
+  id uuid primary key default gen_random_uuid(),
+  project_id uuid not null references public.gameforge_projects(id) on delete cascade,
+  sprint_number int not null,
+  title text not null,
+  description text,
+  phase text not null default 'planning' check (phase in ('planning', 'active', 'completed', 'cancelled')),
+  status text not null default 'pending' check (status in ('pending', 'active', 'on_hold', 'completed')),
+  goal text, -- High-level sprint goal/focus area
+  start_date timestamptz,
+  end_date timestamptz,
+  planned_velocity int, -- Estimated story points or tasks
+  actual_velocity int, -- Actual completed story points or tasks
+  created_by uuid not null references public.user_profiles(id) on delete set null,
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now(),
+  unique (project_id, sprint_number)
+);
+
+create index if not exists gameforge_sprints_project_id_idx on public.gameforge_sprints (project_id);
+create index if not exists gameforge_sprints_phase_idx on public.gameforge_sprints (phase);
+create index if not exists gameforge_sprints_status_idx on public.gameforge_sprints (status);
+create index if not exists gameforge_sprints_start_date_idx on public.gameforge_sprints (start_date desc);
+create index if not exists gameforge_sprints_created_by_idx on public.gameforge_sprints (created_by);
+
+-- GameForge Sprint Members Table
+-- Track which team members are participating in a sprint
+create table if not exists public.gameforge_sprint_members (
+  id uuid primary key default gen_random_uuid(),
+  sprint_id uuid not null references public.gameforge_sprints(id) on delete cascade,
+  user_id uuid not null references public.user_profiles(id) on delete cascade,
+  role text not null default 'contributor' check (role in ('lead', 'contributor', 'reviewer')),
+  joined_at timestamptz not null default now(),
+  created_at timestamptz not null default now(),
+  unique (sprint_id, user_id)
+);
+
+create index if not exists gameforge_sprint_members_sprint_id_idx on public.gameforge_sprint_members (sprint_id);
+create index if not exists gameforge_sprint_members_user_id_idx on public.gameforge_sprint_members (user_id);
+create index if not exists gameforge_sprint_members_role_idx on public.gameforge_sprint_members (role);
+
+-- GameForge Tasks Table
+-- Individual work items/tasks assigned within sprints
+create table if not exists public.gameforge_tasks (
+  id uuid primary key default gen_random_uuid(),
+  sprint_id uuid references public.gameforge_sprints(id) on delete set null,
+  project_id uuid not null references public.gameforge_projects(id) on delete cascade,
+  title text not null,
+  description text,
+  status text not null default 'todo' check (status in ('todo', 'in_progress', 'in_review', 'done', 'blocked')),
+  priority text not null default 'medium' check (priority in ('low', 'medium', 'high', 'critical')),
+  estimated_hours numeric(6, 1), -- Story points or hours estimate
+  actual_hours numeric(6, 1), -- Actual time spent
+  assigned_to uuid references public.user_profiles(id) on delete set null,
+  created_by uuid not null references public.user_profiles(id) on delete set null,
+  due_date timestamptz,
+  completed_at timestamptz,
+  created_at timestamptz not null default now(),
+  updated_at timestamptz not null default now()
+);
+
+create index if not exists gameforge_tasks_sprint_id_idx on public.gameforge_tasks (sprint_id);
+create index if not exists gameforge_tasks_project_id_idx on public.gameforge_tasks (project_id);
+create index if not exists gameforge_tasks_assigned_to_idx on public.gameforge_tasks (assigned_to);
+create index if not exists gameforge_tasks_created_by_idx on public.gameforge_tasks (created_by);
+create index if not exists gameforge_tasks_status_idx on public.gameforge_tasks (status);
+create index if not exists gameforge_tasks_priority_idx on public.gameforge_tasks (priority);
+create index if not exists gameforge_tasks_due_date_idx on public.gameforge_tasks (due_date);
+
+-- Enable RLS
+alter table public.gameforge_sprints enable row level security;
+alter table public.gameforge_sprint_members enable row level security;
+alter table public.gameforge_tasks enable row level security;
+
+-- RLS Policies: gameforge_sprints
+create policy "Sprints are readable by authenticated users" on public.gameforge_sprints
+  for select using (auth.role() = 'authenticated');
+
+create policy "Project leads can create sprints" on public.gameforge_sprints
+  for insert with check (
+    exists(
+      select 1 from public.gameforge_projects
+      where id = project_id and lead_id = auth.uid()
+    )
+  );
+
+create policy "Project leads can update sprints" on public.gameforge_sprints
+  for update using (
+    exists(
+      select 1 from public.gameforge_projects
+      where id = project_id and lead_id = auth.uid()
+    )
+  );
+
+-- RLS Policies: gameforge_sprint_members
+create policy "Sprint members are readable by team" on public.gameforge_sprint_members
+  for select using (
+    exists(
+      select 1 from public.gameforge_sprint_members sm
+      where sm.sprint_id = sprint_id and sm.user_id = auth.uid()
+    )
+    or exists(
+      select 1 from public.gameforge_sprints gs
+      join public.gameforge_projects gp on gs.project_id = gp.id
+      where gs.id = sprint_id and gp.lead_id = auth.uid()
+    )
+  );
+
+create policy "Users can join sprints" on public.gameforge_sprint_members
+  for insert with check (
+    auth.uid() = user_id
+    or exists(
+      select 1 from public.gameforge_sprints gs
+      join public.gameforge_projects gp on gs.project_id = gp.id
+      where gs.id = sprint_id and gp.lead_id = auth.uid()
+    )
+  );
+
+create policy "Users can leave sprints" on public.gameforge_sprint_members
+  for delete using (auth.uid() = user_id);
+
+-- RLS Policies: gameforge_tasks
+create policy "Tasks are readable by sprint members" on public.gameforge_tasks
+  for select using (
+    exists(
+      select 1 from public.gameforge_sprint_members
+      where sprint_id = sprint_id and user_id = auth.uid()
+    )
+    or sprint_id is null
+    or exists(
+      select 1 from public.gameforge_projects
+      where id = project_id and lead_id = auth.uid()
+    )
+  );
+
+create policy "Project leads and assignees can create tasks" on public.gameforge_tasks
+  for insert with check (
+    auth.uid() = created_by
+    and (
+      assigned_to is null
+      or assigned_to = auth.uid()
+      or exists(
+        select 1 from public.gameforge_projects
+        where id = project_id and lead_id = auth.uid()
+      )
+    )
+  );
+
+create policy "Assigned users and leads can update tasks" on public.gameforge_tasks
+  for update using (
+    auth.uid() = assigned_to
+    or exists(
+      select 1 from public.gameforge_projects
+      where id = project_id and lead_id = auth.uid()
+    )
+  );
+
+-- Triggers for updated_at
+create or replace function public.set_gameforge_sprint_updated_at()
+returns trigger as $$
+begin
+  new.updated_at = now();
+  return new;
+end;
+$$ language plpgsql;
+
+create trigger gameforge_sprints_set_updated_at
+  before update on public.gameforge_sprints
+  for each row execute function public.set_gameforge_sprint_updated_at();
+
+create trigger gameforge_tasks_set_updated_at
+  before update on public.gameforge_tasks
+  for each row execute function public.set_gameforge_sprint_updated_at();
+
+-- Comments
+comment on table public.gameforge_sprints is 'GameForge sprints: time-boxed development cycles for iterative game development';
+comment on table public.gameforge_sprint_members is 'Track team members participating in each sprint';
+comment on table public.gameforge_tasks is 'Individual tasks/work items within GameForge projects and sprints';
+comment on column public.gameforge_sprints.phase is 'Sprint lifecycle: planning → active → completed (or cancelled)';
+comment on column public.gameforge_sprints.goal is 'High-level focus area or objective for the sprint';
+comment on column public.gameforge_tasks.status is 'Task workflow: todo → in_progress → in_review → done (or blocked)';