JSON

JSON encoding, decoding, and manipulation libraries. Packages among the 3,000 most downloaded in the past 90 days.

47 packages
  • jason 1.5.0-alpha.2

    A blazing fast JSON parser and generator in pure Elixir.

    1.7k
    5.3m last 90 days
  • poison 6.0.0

    An incredibly fast, pure Elixir JSON library

    2.0k
    1.9m last 90 days
  • jsx 3.1.0

    a streaming, evented json parsing toolkit

    694
    1.3m last 90 days
  • thoas 1.2.1

    A blazing fast JSON parser and generator in pure Erlang.

    167
    1.3m last 90 days
  • json 2.1.0-SNAPSHOT

    The First Native Elixir library for JSON encoding and decoding

    219
    610.5k last 90 days
  • jsone 1.9.0

    Erlang JSON Library

    295
    256.2k last 90 days
  • exjsx 4.0.0

    json for elixir

    151
    253.4k last 90 days
  • jiffy 1.1.2

    JSON Decoder/Encoder.

    872
    224.2k last 90 days
  • jesse 1.8.2

    jesse (JSon Schema Erlang) is an implementation of a JSON Schema validator for Erlang.

    128
    123.0k last 90 days
  • jaxon 2.0.8

    Jaxon is an efficient and simple event-based JSON parser for Elixir, it's main goal is to be able to parse huge JSON files with minimal memory footprint.

    202
    113.7k last 90 days
  • json_xema 0.6.5

    A JSON Schema validator for draft-04, -06, and -07.

    70
    101.9k last 90 days
  • gleam_json 3.0.2

    Work with JSON in Gleam

    134
    52.3k last 90 days
  • jsonrs 0.3.4

    A fully-featured and performant JSON library powered by Rust

    133
    31.9k last 90 days
  • jsonpatch 2.3.1

    Implementation of RFC 6902 in pure Elixir

    49
    30.2k last 90 days
  • exjsonpath 0.9.0

    JSONPath library for Elixir

    28
    19.3k last 90 days
  • warpath 0.6.3

    A implementation of Jsonpath expression for Elixir.

    27
    17.0k last 90 days
  • ecto_json 0.1.0

    Ecto.JSON makes Ecto able to use any type of data (Integer, String, List, Map, etc.) which is valid JSON, not only key-value maps.

    4
    13.5k last 90 days
  • jsont 0.2.0

    A blazingly fast JSON library

    6
    12.8k last 90 days
  • json_diff_ex 0.7.0

    Diff and patch for JSON in Elixir

    39
    12.2k last 90 days
  • odgn_json_pointer 3.1.0

    This is an implementation of JSON Pointer (RFC 6901) for Elixir.

    11
    11.9k last 90 days
  • accent 1.1.1

    Dynamically convert the case of your JSON API keys

    44
    9.0k last 90 days
  • elixpath 0.1.3

    JSONPath-like operations for Elixir's native data structure

    12
    9.0k last 90 days
  • ash_jason 3.0.1

    Ash resource extension for implementing Jason protocol

    21
    9.0k last 90 days
  • jcs 0.2.0

    A pure Elixir implementation of RFC 8785: JSON Canonicalization Scheme (JCS).

    8
    9.0k last 90 days
  • jq 1.0.2

    elixir wrapper for jq

    10
    8.9k last 90 days
  • nex_json_schema2 0.8.8

    A JSON Schema validator without circulae deps support.

    0
    8.4k last 90 days
  • makeup_json 1.0.0

    JSON lexer for makeup

    6
    8.4k last 90 days
  • json_ld 1.0.0

    An implementation of JSON-LD for Elixir and RDF.ex.

    81
    7.9k last 90 days
  • json_diff 0.1.3

    An Elixir implementation of the diffing element of JSON Patch (RFC 6902)

    19
    6.9k last 90 days
  • jvalid2 1.0.1

    Json Schema validation helper, that allows to store schemes in a separate files.

    0
    6.6k last 90 days
  • json_polyfill 0.2.1

    A polyfill for the OTP json module (EEP68)

    4
    5.9k last 90 days
  • json_remedy 0.1.4

    A blazingly fast Elixir library for repairing malformed JSON using binary pattern matching. Handles LLM outputs, legacy data, and broken JSON with intelligent context-aware fixes.

    20
    5.7k last 90 days
  • json_ptr 1.2.0

    JSONPointer tools

    3
    5.4k last 90 days
  • jason_native 0.1.0

    A NIF-based native components for JASON - blazing fast JSON parser and generator for Elixir.

    32
    4.8k last 90 days
  • json_serde 1.1.1

    JsonSerde serializes and deserializes nested elixir datastructures, including custom structs.

    12
    4.1k last 90 days
  • eljiffy 1.3.0

    An Elixir wrapper around the erlang json nifs library, Jiffy (github.com/davisp/jiffy)

    13
    3.7k last 90 days
  • stable_jason 2.0.0

    StableJason is a library for encoding Elixir values to a stable JSON with deterministic sorting for keys.

    4
    3.6k last 90 days
  • euneus 2.4.0

    An incredibly flexible and performant JSON parser, generator and formatter in pure Erlang

    26
    3.3k last 90 days
  • jsxrecord 2.2.0

    JSON encoder wrapper to handle records and 'undefined'

    2
    3.2k last 90 days
  • shiguredo_jsone 2025.1.0

    Erlang JSON library

    0
    3.2k last 90 days
  • json_janitor 1.0.1

    `JsonJanitor` sanitizes elixir terms so that they can be serialized to JSON.

    0
    2.6k last 90 days
  • json_comparator 1.0.8

    A module for deep json comparison.

    0
    2.6k last 90 days
  • json_patch 0.8.0

    An Elixir implementation of JSON Patch (RFC 6902)

    11
    2.5k last 90 days
  • vec_json 4.0.0

    A vectors-to-JSON library for the Gleam programming language

    -
    2.1k last 90 days
  • nex_json_schema 0.8.6

    A JSON Schema validator with full support for the draft 4 specification and zero dependencies.

    3
    2.1k last 90 days
  • ojson 1.0.0

    Ordered JSON (OJSON) - deterministic or stable serialization

    11
    1.8k last 90 days
  • vec_dict_json 3.0.0

    VecDict-to-JSON for the Gleam programming language

    -
    1.7k last 90 days