diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..67b8988
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,115 @@
+## 0.3.0a0 (2021-05-12)
+
+### Fix
+
+- **QiskitBitGenerator**: move deprecation warning
+- update qiskit version dependency
+- platform-protocol circular dependency
+
+### Feat
+
+- add quantum_bit_generator
+
+### Refactor
+
+- **platforms**: rename quantum factory
+- imports
+- **platforms**: upgrade architecture
+- **bit_cache**: extract BitCache to a separate module
+- update package and module names
+- **quantum_platforms**: update circuit and job models
+- redesign architecture (preliminary)
+
+### Perf
+
+- **QiskitPlatform**: upgrade _compute_bounded_factorization
+
+## 0.2.0 (2021-02-24)
+
+### Feat
+
+- **qrng**: add default parameter values
+
+## 0.2.0b0 (2021-02-24)
+
+### Refactor
+
+- **qrng**: rename variable in get_random_float method
+- **qrng**: arrange public methods in alphabetical order
+
+### Feat
+
+- **qrng**: add state property
+
+## 0.2.0a0 (2021-02-23)
+
+### Refactor
+
+- rename qiskit_bit_generator module
+- **qrng**: change internal bit_generator scope
+- **qrng**: simplify get_random_int
+- **qrng**: simplify get_random_int
+- **qrng**: simplify get_random_double
+
+### Feat
+
+- **qrng**: add qrng class with base functionality
+
+## 0.1.0 (2021-02-22)
+
+### Refactor
+
+- **qiskit_bitgenerator**: simplify QiskitBitGenerator._circuit
+
+## 0.1.0a0 (2020-11-30)
+
+### Refactor
+
+- **qiskit_bitgenerator**: fix alphabetical ordering of methods
+- **qiskit_bitgenerator**: rename bits to BITS, Final[int]
+- **qiskit_bitgenerator**: methods by alphabetical order
+- **qiskit_bitgenerator**: move n_qubits calc to job_partition
+- **qiskit_bitgenerator**: rename get_random_* to random_*
+- **qiskit_bitgenerator**: rename israw32 to ISRAW32 with type Final
+- **qiskit_bitgenerator**: rename get_random_int to get_random_uint
+- **qiskit_bitgenerator**: simplify get_random_double
+- **qiskit_bitgenerator**: remove _state_getter and _state_setter
+- **qiskit_bitgenerator**: move _memory property outside _config
+- **qiskit_bitgenerator**: decouple dynamic_backend from provider
+- **qiskit_bitgenerator**: make cls attribute DEFAULT_CONFIG private
+- **qiskit_bitgenerator**: make attribute israw32 private
+- **qiskit_bitgenerator**: rename methods in BitCache
+- **qiskit_bitgenerator**: simplify static types
+- **qiskit_bitgenerator**: add _parse_backend_config method
+- **qiskit_bitgenerator**: add static types
+- **qiskit_bitgenerator**: add static types
+
+### Fix
+
+- **qiskit_bitgenerator**: max_bits_per_request < backend_config.n_qubits
+- **qiskit_bitgenerator**: partition_job method
+- **qiskit_bitgenerator**: max_bits_per_request assignment
+- **qiskit_bitgenerator**: new set_state
+
+### Feat
+
+- **qiskit_bitgenerator**: add bits_per_request to job_config
+- **qiskit_bitgenerator**: import QiskitBitGenerator in qrand __init__
+- **qiskit_bitgenerator**: add max_bits_per_request option
+- **qiskit_bitgenerator**: add default n_bits to get_random_*
+- **qiskit_bitgenerator**: add @state.setter functionality
+- **qiskit_bitgenerator**: add set_state functionality
+- **qiskit_bitgenerator**: upgrade to UserBitGenerator wrapper class
+- **qiskit_bitgenerator**: add memory result parsing functionality
+- **qiskit_bitgenerator**: add flush_cache functionality
+- **qiskit_bitgenerator**: add dynamic backend update and filtering
+- **qiskit_bitgenerator**: add dump_cache functionality
+- **qiskit_bitgenerator**: add load_cache functionality
+- **qiskit_bitgenerator**: expand QiskitBitGenerator.state property
+- **qiskit_bitgenerator**: add get_random_double functionality
+- **qiskit_bitgenerator**: add get_random_int functionality
+- **qiskit_bitgenerator**: implement base functionality
+
+## 0.0.1 (2020-10-13)
+
+## 0.0.0 (2020-10-13)
diff --git a/pyproject.toml b/pyproject.toml
index 007476f..25d3063 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ exclude = '''
 name = "cz_conventional_commits"
 bump_message = "bump: version $current_version → $new_version"
 version_format = "$version"
-version = "0.2.0"
+version = "0.3.0a0"
 version_files = [
     "qrand/__init__.py:__version__",
     "tests/test_qrand.py:__version__",
@@ -40,7 +40,7 @@ line_length = 79
 
 [tool.poetry]
 name = "qrand"
-version = "0.2.0"
+version = "0.3.0a0"
 description = "A multiprotocol and multiplatform quantum random number generation framework"
 readme = "README.md"
 homepage = "https://github.com/pedrorrivero/qrand"
diff --git a/qrand/__init__.py b/qrand/__init__.py
index 1000bd3..6e2c74b 100644
--- a/qrand/__init__.py
+++ b/qrand/__init__.py
@@ -23,7 +23,7 @@
 __author__ = "Pedro Rivero"
 __copyright__ = "Copyright (c) 2021 Pedro Rivero"
 __license__ = "Apache-2.0"
-__version__ = "0.2.0"
+__version__ = "0.3.0a0"
 
 from ._qiskit_bit_generator import QiskitBitGenerator
 from .qrng import Qrng
diff --git a/tests/test_qrand.py b/tests/test_qrand.py
index 792d56c..2e53971 100644
--- a/tests/test_qrand.py
+++ b/tests/test_qrand.py
@@ -30,7 +30,7 @@
 ## VERSION
 ###############################################################################
 def test_version():
-    assert __version__ == "0.2.0"
+    assert __version__ == "0.3.0a0"
 
 
 ###############################################################################