This is Reservoir, the registry for all Lean packages and documentation.

Reservoir indexes, builds, and tests packages within the Lean and Lake ecosystem. If you wish to see your package here, ensure that it meets the Reservoir inclusion criteria.

Most Popular

  1. Commit ccb5ed4 builds on the recent leanprover/lean4:v4.33.0-rc1
    mathlib
    The math library of Lean 4
  2. Commit 6afb3e3 builds on the old leanprover/lean4:v4.29.0-rc8
    Analysis
    A Lean companion to Analysis I
  3. Commit 4c0618b fails to build on leanprover/lean4:v4.33.0-rc1
    ryu
    Converts floating point numbers to decimal strings
  4. Commit 2458f73 builds on the recent leanprover/lean4:v4.33.0-rc1 after lake update
    LeanCopilot
    LLMs as Copilots for Theorem Proving in Lean
  5. Commit 85f8637 builds on the old leanprover/lean4:v4.27.0
    formal_conjectures
    A collection of formalized statements of conjectures in Lean.
  6. Commit c6ed6c2 builds on the recent leanprover/lean4:v4.33.0-rc1
    FLT
    Ongoing Lean formalisation of the proof of Fermat's Last Theorem
  7. Commit 6565c07 builds on the recent leanprover/lean4:v4.32.0
    Physlib
    A project to digitalise results from physics into Lean.
  8. Commit a1faa28 builds on the recent leanprover/lean4:v4.33.0-rc1
    cslib
    The Lean Computer Science Library (CSLib)
  9. Commit dd6d752 builds on the old leanprover/lean4:v4.30.0
    mil
    The user home repository for the Mathematics in Lean tutorial.
  10. Commit 7e276a2 builds on the old leanprover/lean4:v4.29.1
    equational_theories
    A project to map out the relations between different equational theories of Magmas.

Newly Created

  1. Commit a4ca5ad fails to build on leanprover/lean4:v4.32.1
    Calculus_21
    An Universe for Mitar —— Classical Calculus
  2. Commit a2fc5bd fails to build on leanprover/lean4:v4.32.1
    ProbabilityApproximation
    Lean 4 and Mathlib formalization of nonuniform Berry–Esseen bounds and Bentkus's multivariate Gaussian approximation over convex sets.
  3. Commit 8f2ee54 builds on the recent leanprover/lean4:v4.32.0
    pacioli
    A verified core of accounting mechanics in Lean 4, paired with curated accounting judgment in the Open Knowledge Format (OKF).
  4. Commit 7f3b754 builds on the old leanprover/lean4:v4.31.0
    domain-theory
    A Lean Library for Domain Theory
  5. Commit 0291784 fails to build on leanprover/lean4:v4.32.1
    SHSLib
    Stochastic Hybrid Systems core definitions formalized in Lean
  6. Commit c196b63 fails to build on leanprover/lean4:v4.32.1
    SeibergWitten
    The Seiberg-Witten solution of N=2 SU(2) super-Yang-Mills, formalized in Lean 4: physics as named postulates, machine-checked consequences, audited assumptions
  7. Commit 0a4ec3a builds on the recent leanprover/lean4:v4.33.0-rc1
    Quantum4Lean
    Verified quantum computing in Lean 4 with FFI bridge to Apple Silicon (Metal 3). Full NISQ stack, dependent types, formal circuit verification, and mathematical translators to Hamiltonians for autonomous AI.
  8. Commit 7998024 builds on the old leanprover/lean4:v4.31.0
    lean-linq
    Type-safe, deeply-embedded SQL query DSL for Lean 4 — LINQ-style pipelines and query! comprehensions compiling to parameterized SQL for SQLite, PostgreSQL, and SQL Server
  9. Commit fb9c583 builds on the old leanprover/lean4:v4.29.1
    SafeVerify
    Leanstral's fork of SafeVerify, which we use for code agent training and as part of our evaluation stack.
  10. Commit ea3e420 fails to build on leanprover/lean4:v4.32.1
    hax
    Hax Lean library (automatically generated from cryspen/hax)

Recently Updated

  1. Commit 75c2b93 builds on the recent leanprover/lean4:v4.32.0
    linglib
    A Lean 4 library for formal linguistics: semantics, syntax, pragmatics, morphology, phonology, and processing — formalized across competing frameworks for high interconnection density.
  2. Commit 9607a14 builds on the recent leanprover/lean4:v4.32.0
    TNLean
    Lean 4 formalization of the Fundamental Theorem of Matrix Product States (arXiv:2011.12127)
  3. Commit a3d8c67 fails to build on leanprover/lean4:v4.33.0-rc1
    GameTheory
    Formalization of Game Theory in Lean4
  4. Commit eead15f builds on the old leanprover/lean4:v4.30.0-rc2 after lake update
    EvmAsm
  5. Commit ccb5ed4 builds on the recent leanprover/lean4:v4.33.0-rc1
    mathlib
    The math library of Lean 4
  6. Commit 9ea9174 builds on the recent leanprover/lean4:v4.33.0-rc1
    foam
    geometry of hospitality
  7. Commit 6c115ef builds on the old leanprover/lean4:v4.31.0
    solanalib
    ⚠️ Experimental | Prototype
  8. Commit c0fcf45 builds on the recent leanprover/lean4:v4.32.0
    CompPoly
    Computable Polynomials in Lean.
  9. Commit 51d8ea3 builds on the old leanprover/lean4:v4.24.0
    Clawristotle
    OpenClaw-style theorem proving
  10. Commit bd78196 builds on the old leanprover/lean4:v4.29.1
    ix
    a zero-knowledge proof-carrying code platform for Lean 4